The Number

21291

Twenty-One Thousand Two Hundred and Ninety-One

In Base 5 Quinary Is

11401315

The numbers with a 5 subscript use Base 5 Quinary notation.

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

Nearby Numbers

Positive, nonzero integers within three units

21288
11401235
Twenty-One Thousand Two Hundred and Eighty-Eight in Base 5 Quinary
21289
11401245
Twenty-One Thousand Two Hundred and Eighty-Nine in Base 5 Quinary
21290
11401305
Twenty-One Thousand Two Hundred and Ninety in Base 5 Quinary
21292
11401325
Twenty-One Thousand Two Hundred and Ninety-Two in Base 5 Quinary
21293
11401335
Twenty-One Thousand Two Hundred and Ninety-Three in Base 5 Quinary
21294
11401345
Twenty-One Thousand Two Hundred and Ninety-Four in Base 5 Quinary

Scientific Notation

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

2.1291e4

Reciprocal

A number multiplied with its reciprocal is one.

0.000000331331410343333403410035

The reciprocal of 21291 in Base 5 Quinary.

Palindrome?

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

The number 11401315 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 two hundred and ninety-one is a composite number with 8 total factors (including 1 and itself).   See primes in Base 5 Quinary

A Composite

Composites have more than just these two factors.

Twenty-one thousand two hundred and ninety-one is a composite number with 8 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 two hundred and ninety-one has the following 3 prime factors:

3
35
Three in Base 5 Quinary
47
1425
Forty-Seven in Base 5 Quinary
151
11015
One Hundred and Fifty-One in Base 5 Quinary

Prime Factorization

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

351 · 14251 · 110151 = 11401315

Base Conversions

The number twenty-one thousand two hundred and ninety-one in 35 different bases