The Number

18129

Eightteen Thousand One Hundred and Twenty-Nine

In Base 21 Unovigesimal Is

1k2621

The numbers with a 21 subscript use Base 21 Unovigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

18126
1k2321
Eightteen Thousand One Hundred and Twenty-Six in Base 21 Unovigesimal
18127
1k2421
Eightteen Thousand One Hundred and Twenty-Seven in Base 21 Unovigesimal
18128
1k2521
Eightteen Thousand One Hundred and Twenty-Eight in Base 21 Unovigesimal
18130
1k2721
Eightteen Thousand One Hundred and Thirty in Base 21 Unovigesimal
18131
1k2821
Eightteen Thousand One Hundred and Thirty-One in Base 21 Unovigesimal
18132
1k2921
Eightteen Thousand One Hundred and Thirty-Two in Base 21 Unovigesimal

Scientific Notation

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

1.8129e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000af5ia0853dj521

The reciprocal of 18129 in Base 21 Unovigesimal.

Palindrome?

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

The number 1k2621 is not a palindrome.

Not A Prime Number

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

Eightteen thousand one hundred and twenty-nine is a composite number with 4 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Eightteen thousand one hundred and twenty-nine is a composite number with 4 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 eightteen thousand one hundred and twenty-nine has the following 2 prime factors:

3
321
Three in Base 21 Unovigesimal
6043
deg21
Six Thousand and Forty-Three in Base 21 Unovigesimal

Prime Factorization

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

3211 · deg211 = 1k2621

Base Conversions

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