The Number

20121

Twenty Thousand One Hundred and Twenty-One

In Base 2 Binary Is

1001110100110012

The numbers with a 2 subscript use Base 2 Binary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

20118
1001110100101102
Twenty Thousand One Hundred and Eightteen in Base 2 Binary
20119
1001110100101112
Twenty Thousand One Hundred and Nineteen in Base 2 Binary
20120
1001110100110002
Twenty Thousand One Hundred and Twenty in Base 2 Binary
20122
1001110100110102
Twenty Thousand One Hundred and Twenty-Two in Base 2 Binary
20123
1001110100110112
Twenty Thousand One Hundred and Twenty-Three in Base 2 Binary
20124
1001110100111002
Twenty Thousand One Hundred and Twenty-Four in Base 2 Binary

Scientific Notation

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

2.0121e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000000000000011010000011101000011110011010000111010010111111000112

The reciprocal of 20121 in Base 2 Binary.

Palindrome?

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

The number 1001110100110012 is not a palindrome.

Not A Prime Number

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

Twenty thousand one hundred and twenty-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 2 Binary

A Composite

Composites have more than just these two factors.

Twenty thousand one hundred and twenty-one 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 twenty thousand one hundred and twenty-one has the following 3 prime factors:

3
112
Three in Base 2 Binary
19
100112
Nineteen in Base 2 Binary
353
1011000012
Three Hundred and Fifty-Three in Base 2 Binary

Prime Factorization

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

1121 · 1001121 · 10110000121 = 1001110100110012

Base Conversions

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