number riddles
very confusing riddles
very confusing riddles 2
confuziling riddles
eating-brain riddles :3
100

I’m a number you can’t divide, except by one and me, I’m prime. What am I?

7

100

I exist in the cloud but have no weight. I answer questions but never speak. What am I?

Hint: Think AI.

a search engine

100

The more siblings share me, the less each has of me. What am I?

inheritance

100

I’m born in water, live in fire, and die in air. What am I?

hint: think elements lol

Salt (dissolves in water, “lives” in fire/heat, evaporates in air) :3

100

I’m always moving forward, yet I never leave my place. You can spend me, but never get me back. What am I?

time

200

Add me to myself, then multiply by four, divide by eight, I’m back—what’s my score?

any number lol :p

200

 I live in your pocket but have no heartbeat. I connect you to the world without moving. What am I?
Hint: Essential for communication.

a phone

200

The more you feed me, the stronger I get. Give me water, and I’ll die. What am I?

fire

200

What has a neck but no head, and wears a cap?

a bottle

200

I flow without water, I tell without speaking, I mark what’s gone without leaving a trace. What am I?

a clock

300

 I’m one less than a dozen, but not eleven. What am I?

10

300

I’m invisible but control everything. Without me, your devices would fail. What am I?
Hint: It’s all around us.

wi-fi

300

I’m always running yet never move, have a mouth but never talk, have a head but never weep, have a bed but never sleep. What am I?

a river

300

What’s round, shiny, and marks a year’s end?

a birthday cake candle

300

I am born four times a year, changing everything around me. I die to make way for my sibling, only to return again. What am I?
Hint: Related to weather patterns.

a season

400

Double me, I’m twenty; what number am I?

10

400

I exist in the cloud yet weigh nothing. I answer questions but never speak. Millions rely on me, yet few have seen my physical form. What am I?
Hint: You’re using it right now.

AI assistant

400

During the day I stand on four legs, at night I rest on eight. What am I? 

a bed

400

I’m always running but never move. What am I?

your nose!!! ahhahaah lol :3

400

I appear when darkness falls, growing fuller until I’m complete, then slowly fading away, only to be reborn. What am I?

the moon

500

 I’m a two-digit number, my digits sum to nine, and I’m divisible by three. What am I?

27

500

 fly without wings, I cry without eyes. Wherever I go, darkness follows me. What am I?

a cloud

500

If you have three apples and take away two, how many apples do you have?

2! (the ones u took lol)

500

I exist only when thought of, yet vanish when ignored. What am I?

an idea

500

i’m always arriving but never here, always approaching but never near. The future and past know me well, but the present can never tell. What am I?

tomorrow