The Number

551

Five Hundred and Fifty-One

In Base 21 Unovigesimal Is

15521

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

For more familiar numbers: See Five Hundred and Fifty-One in Base 10 Decimal

Nearby Numbers

Positive, nonzero integers within three units

548
15221
Five Hundred and Forty-Eight in Base 21 Unovigesimal
549
15321
Five Hundred and Forty-Nine in Base 21 Unovigesimal
550
15421
Five Hundred and Fifty in Base 21 Unovigesimal
552
15621
Five Hundred and Fifty-Two in Base 21 Unovigesimal
553
15721
Five Hundred and Fifty-Three in Base 21 Unovigesimal
554
15821
Five Hundred and Fifty-Four in Base 21 Unovigesimal

Scientific Notation

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

5.51e2

Reciprocal

A number multiplied with its reciprocal is one.

0.00ggk384i97ie321

The reciprocal of 551 in Base 21 Unovigesimal.

Palindrome?

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

The number 15521 is not a palindrome.

Not A Prime Number

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

Five hundred and fifty-one 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.

Five hundred and fifty-one 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 five hundred and fifty-one has the following 2 prime factors:

19
j21
Nineteen in Base 21 Unovigesimal
29
1821
Twenty-Nine in Base 21 Unovigesimal

Prime Factorization

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

j211 · 18211 = 15521

Base Conversions

The number five hundred and fifty-one in 35 different bases