The Number

74542

Seventy-Four Thousand Five Hundred and Forty-Two

In Base 21 Unovigesimal Is

810d21

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

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

Nearby Numbers

Positive, nonzero integers within three units

74539
810a21
Seventy-Four Thousand Five Hundred and Thirty-Nine in Base 21 Unovigesimal
74540
810b21
Seventy-Four Thousand Five Hundred and Forty in Base 21 Unovigesimal
74541
810c21
Seventy-Four Thousand Five Hundred and Forty-One in Base 21 Unovigesimal
74543
810e21
Seventy-Four Thousand Five Hundred and Forty-Three in Base 21 Unovigesimal
74544
810f21
Seventy-Four Thousand Five Hundred and Forty-Four in Base 21 Unovigesimal
74545
810g21
Seventy-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.

7.4542e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0002cgc170aif40b21

The reciprocal of 74542 in Base 21 Unovigesimal.

Palindrome?

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

The number 810d21 is not a palindrome.

Not A Prime Number

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

Seventy-four thousand five hundred and forty-two is a composite number with 16 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Seventy-four thousand five hundred and forty-two 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 seventy-four thousand five hundred and forty-two has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
47
2521
Forty-Seven in Base 21 Unovigesimal
61
2j21
Sixty-One 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 · d211 · 25211 · 2j211 = 810d21

Base Conversions

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