The Number

21428

Twenty-One Thousand Four Hundred and Twenty-Eight

In Base 26 Hexavigesimal Is

15i426

The numbers with a 26 subscript use Base 26 Hexavigesimal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21425
15i126
Twenty-One Thousand Four Hundred and Twenty-Five in Base 26 Hexavigesimal
21426
15i226
Twenty-One Thousand Four Hundred and Twenty-Six in Base 26 Hexavigesimal
21427
15i326
Twenty-One Thousand Four Hundred and Twenty-Seven in Base 26 Hexavigesimal
21429
15i526
Twenty-One Thousand Four Hundred and Twenty-Nine in Base 26 Hexavigesimal
21430
15i626
Twenty-One Thousand Four Hundred and Thirty in Base 26 Hexavigesimal
21431
15i726
Twenty-One Thousand Four Hundred and Thirty-One in Base 26 Hexavigesimal

Scientific Notation

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

2.1428e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000l8cbkn6bi9gi26

The reciprocal of 21428 in Base 26 Hexavigesimal.

Palindrome?

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

The number 15i426 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 four hundred and twenty-eight is a composite number with 12 total factors (including 1 and itself).   See primes in Base 26 Hexavigesimal

A Composite

Composites have more than just these two factors.

Twenty-one thousand four hundred and twenty-eight is a composite number with 12 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-one thousand four hundred and twenty-eight has the following 3 prime factors:

2
226
Two in Base 26 Hexavigesimal
11
b26
Eleven in Base 26 Hexavigesimal
487
ij26
Four Hundred and Eighty-Seven in Base 26 Hexavigesimal

Prime Factorization

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

2262 · b261 · ij261 = 15i426

Base Conversions

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