# Numbers and measurements/Numbers

This page will be talking about number units that are greater or equal to one.

## Countable numbers

```One: 1
Ten: 10
Hundred: 100
Thousand: 1000
Million: 1000000
```

## "Uncountable" numbers

```Billion: 1000000000
Trillion: 1000000000000
Quintillion: 10^18
Sexillion: 10^21
Septillion: 10^24
Octillion: 10^27
Nonillion: 10^30
Decillion: 10^33
Undecillion: 10^36
Duodecillion: 10^39
Tredecillion: 10^42
Quattuordecillion: 10^45
Quindecillion: 10^48
Lcillion: 10^50
Sexdecillion: 10^51
Septendecillion: 10^54
Octodecillion: 10^57
Novemdecillion: 10^60
Vigintillion: 10^63
Unvigintillion: 10^66
Duovigintillion: 10^69
Trevigintillion: 10^72
Quattuorvigintillion: 10^75
Quinvigintillion: 10^78
Sexvigintillion: 10^81
Septenvigintillion: 10^84
Octovigintillion: 10^87
Novemvigintillion: 10^90
Googol: 10^100
Gargoogol: 10^200
Centillion: 10^303
Faxul: 200!
Great Googol: 10^1000
Millillion: 10^3003
```

## "Unwritable" numbers

```Googolplux: 10^1000000
Micrillion: 10^3000003
Maximusbillion: 10^1000000000
Googolplex: 10^10^100
Googolbang: (10^100)!
Kilofaxul: (200!)!
Killillion: 10^10^3003
```

## Class 4 numbers

```Megillion: 10^10^3000003
Googolduplex: 10^10^10^100
Fzgoogolplex: (10^10^100)^(10^10^100)
Megafaxul: ((200!)!)!
Thousillion: 10^10^10^3003
```

## Class 5 numbers

```Googoltriplex: 10^10^10^10^100
Gigafaxul: (((200!)!)!)!
Googolquinplex: 10^10^10^10^10^10^100
Googolsexiplex: 10^^7^100
Googolseptiplex: 10^^8^100
Googoloctiplex: 10^^9^100
Googolnoniplex: 10^^10^100
Googoldeciplex: 10^^11^100
Giggol: 10^^100
Mega: approx 10^^258
Giggolpex: 10^^10^^100
Gaggol: 10^^^100
Folksman number: 2^^^(2^901)
Grahal: 3^^^^3
Geegol: 10^^^^100
Graham Grahal: 3(Grahal amount of ^s)3
Graham’s number: g64
Forcal: g1000000
Force Forcal: g(g1000000)
Big Boowa: {3,3,3/2}
BIGG: 200?
Rayo’s Number: basically infinity
Infinity: infinity
```

## More

Go to Googology for more.