The Number

121138

One Hundred and Twenty-One Thousand One Hundred and Thirty-Eight

In Base 18 Octodecimal Is

12dfg18

The numbers with a 18 subscript use Base 18 Octodecimal notation.

For more familiar numbers: See One Hundred and Twenty-One Thousand One Hundred and Thirty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

121135
12dfd18
One Hundred and Twenty-One Thousand One Hundred and Thirty-Five in Base 18 Octodecimal
121136
12dfe18
One Hundred and Twenty-One Thousand One Hundred and Thirty-Six in Base 18 Octodecimal
121137
12dff18
One Hundred and Twenty-One Thousand One Hundred and Thirty-Seven in Base 18 Octodecimal
121139
12dfh18
One Hundred and Twenty-One Thousand One Hundred and Thirty-Nine in Base 18 Octodecimal
121140
12dg018
One Hundred and Twenty-One Thousand One Hundred and Forty in Base 18 Octodecimal
121141
12dg118
One Hundred and Twenty-One Thousand One Hundred and Forty-One in Base 18 Octodecimal

Scientific Notation

Scientific notation expresses a quantity as the product of its significand with 10 raised to an integer exponent.

1.21138e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000fadg583b7aac618

The reciprocal of 121138 in Base 18 Octodecimal.

Palindrome?

A numerical palindrome has the same value when all of its digits are reversed.

The number 12dfg18 is not a palindrome.

Not A Prime Number

A prime number is a positive integer that is divisible only by itself and one.

One hundred and twenty-one thousand one hundred and thirty-eight is a composite number with 8 total factors (including 1 and itself).   See primes in Base 18 Octodecimal

A Composite

Composites have more than just these two factors.

One hundred and twenty-one thousand one hundred and thirty-eight is a composite number with 8 total factors (including 1 and itself).

Prime Factors

The prime factors of a positive integer are the integers that divide it exactly and are also prime.

The number one hundred and twenty-one thousand one hundred and thirty-eight has the following 3 prime factors:

2
218
Two in Base 18 Octodecimal
37
2118
Thirty-Seven in Base 18 Octodecimal
1637
50h18
One Thousand Six Hundred and Thirty-Seven in Base 18 Octodecimal

Prime Factorization

The prime factorization of a positive integer is the unique list of prime factors together with their multiplicities

2181 · 21181 · 50h181 = 12dfg18

Base Conversions

The number one hundred and twenty-one thousand one hundred and thirty-eight in 35 different bases