The Number

4542

Four Thousand Five Hundred and Forty-Two

In Base 21 Unovigesimal Is

a6621

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

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

Nearby Numbers

Positive, nonzero integers within three units

4539
a6321
Four Thousand Five Hundred and Thirty-Nine in Base 21 Unovigesimal
4540
a6421
Four Thousand Five Hundred and Forty in Base 21 Unovigesimal
4541
a6521
Four Thousand Five Hundred and Forty-One in Base 21 Unovigesimal
4543
a6721
Four Thousand Five Hundred and Forty-Three in Base 21 Unovigesimal
4544
a6821
Four Thousand Five Hundred and Forty-Four in Base 21 Unovigesimal
4545
a6921
Four Thousand Five Hundred and Forty-Five in Base 21 Unovigesimal

Scientific Notation

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

4.542e3

Reciprocal

A number multiplied with its reciprocal is one.

0.0020h3ihhi9ecf21

The reciprocal of 4542 in Base 21 Unovigesimal.

Palindrome?

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

The number a6621 is not a palindrome.

Not A Prime Number

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

Four thousand five hundred and forty-two is a composite number with 8 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Four thousand five hundred and forty-two 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 four thousand five hundred and forty-two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
757
1f121
Seven Hundred and Fifty-Seven in Base 21 Unovigesimal

Prime Factorization

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

2211 · 3211 · 1f1211 = a6621

Base Conversions

The number four thousand five hundred and forty-two in 35 different bases