Nearby Numbers

Positive, nonzero integers within three units

21027

1020312

Twenty-One Thousand and Twenty-Seven in Base 12 Duodecimal

21028

1020412

Twenty-One Thousand and Twenty-Eight in Base 12 Duodecimal

21029

1020512

Twenty-One Thousand and Twenty-Nine in Base 12 Duodecimal

21031

1020712

Twenty-One Thousand and Thirty-One in Base 12 Duodecimal

21032

1020812

Twenty-One Thousand and Thirty-Two in Base 12 Duodecimal

21033

1020912

Twenty-One Thousand and Thirty-Three in Base 12 Duodecimal

Scientific Notation

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

2.1030e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0000b9ba13a375730812

The reciprocal of 21030 in Base 12 Duodecimal.

Palindrome?

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

The number 1020612 is not a palindrome.

Not A Prime Number

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

Twenty-one thousand and thirty is a composite number with 16 total factors (including 1 and itself).   See primes in Base 12 Duodecimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand and thirty is a composite number with 16 total factors (including 1 and itself).

Prime Factors

2

212

Two in Base 12 Duodecimal

3

312

Three in Base 12 Duodecimal

5

512

Five in Base 12 Duodecimal

701

4a512

Seven Hundred and One in Base 12 Duodecimal

Prime Factorization

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

2121 · 3121 · 5121 · 4a5121 = 1020612

Base Conversions

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