The Number

402868

Four Hundred and Two Thousand Eight Hundred and Sixty-Eight

In Base 21 Unovigesimal Is

21ab421

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

For more familiar numbers: See Four Hundred and Two Thousand Eight Hundred and Sixty-Eight in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

402865
21ab121
Four Hundred and Two Thousand Eight Hundred and Sixty-Five in Base 21 Unovigesimal
402866
21ab221
Four Hundred and Two Thousand Eight Hundred and Sixty-Six in Base 21 Unovigesimal
402867
21ab321
Four Hundred and Two Thousand Eight Hundred and Sixty-Seven in Base 21 Unovigesimal
402869
21ab521
Four Hundred and Two Thousand Eight Hundred and Sixty-Nine in Base 21 Unovigesimal
402870
21ab621
Four Hundred and Two Thousand Eight Hundred and Seventy in Base 21 Unovigesimal
402871
21ab721
Four Hundred and Two Thousand Eight Hundred and Seventy-One in Base 21 Unovigesimal

Scientific Notation

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

4.02868e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000a2ie0012dfbe21

The reciprocal of 402868 in Base 21 Unovigesimal.

Palindrome?

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

The number 21ab421 is not a palindrome.

Not A Prime Number

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

Four hundred and two thousand eight hundred and sixty-eight is a composite number with 24 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Four hundred and two thousand eight hundred and sixty-eight is a composite number with 24 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 four hundred and two thousand eight hundred and sixty-eight has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
23
1221
Twenty-Three in Base 21 Unovigesimal
29
1821
Twenty-Nine in Base 21 Unovigesimal
151
7421
One Hundred and Fifty-One in Base 21 Unovigesimal

Prime Factorization

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

2212 · 12211 · 18211 · 74211 = 21ab421

Base Conversions

The number four hundred and two thousand eight hundred and sixty-eight in 35 different bases