The Number

21406

Twenty-One Thousand Four Hundred and Six

In Base 8 Octal Is

516368

The numbers with a 8 subscript use Base 8 Octal notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21403
516338
Twenty-One Thousand Four Hundred and Three in Base 8 Octal
21404
516348
Twenty-One Thousand Four Hundred and Four in Base 8 Octal
21405
516358
Twenty-One Thousand Four Hundred and Five in Base 8 Octal
21407
516378
Twenty-One Thousand Four Hundred and Seven in Base 8 Octal
21408
516408
Twenty-One Thousand Four Hundred and Eight in Base 8 Octal
21409
516418
Twenty-One Thousand Four Hundred and Nine in Base 8 Octal

Scientific Notation

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

2.1406e4

Reciprocal

A number multiplied with its reciprocal is one.

0.00001417606232712745578

The reciprocal of 21406 in Base 8 Octal.

Palindrome?

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

The number 516368 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 six is a composite number with 16 total factors (including 1 and itself).   See primes in Base 8 Octal

A Composite

Composites have more than just these two factors.

Twenty-one thousand four hundred and six is a composite number with 16 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 six has the following 4 prime factors:

2
28
Two in Base 8 Octal
7
78
Seven in Base 8 Octal
11
138
Eleven in Base 8 Octal
139
2138
One Hundred and Thirty-Nine in Base 8 Octal

Prime Factorization

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

281 · 781 · 1381 · 21381 = 516368

Base Conversions

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