The Number

42172

Forty-Two Thousand One Hundred and Seventy-Two

In Base 21 Unovigesimal Is

4bd421

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

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

Nearby Numbers

Positive, nonzero integers within three units

42169
4bd121
Forty-Two Thousand One Hundred and Sixty-Nine in Base 21 Unovigesimal
42170
4bd221
Forty-Two Thousand One Hundred and Seventy in Base 21 Unovigesimal
42171
4bd321
Forty-Two Thousand One Hundred and Seventy-One in Base 21 Unovigesimal
42173
4bd521
Forty-Two Thousand One Hundred and Seventy-Three in Base 21 Unovigesimal
42174
4bd621
Forty-Two Thousand One Hundred and Seventy-Four in Base 21 Unovigesimal
42175
4bd721
Forty-Two Thousand One Hundred and Seventy-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.

4.2172e4

Reciprocal

A number multiplied with its reciprocal is one.

0.0004chf37fcbkh4321

The reciprocal of 42172 in Base 21 Unovigesimal.

Palindrome?

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

The number 4bd421 is not a palindrome.

Not A Prime Number

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

Forty-two thousand one hundred and seventy-two is a composite number with 12 total factors (including 1 and itself).   See primes in Base 21 Unovigesimal

A Composite

Composites have more than just these two factors.

Forty-two thousand one hundred and seventy-two is a composite number with 12 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 forty-two thousand one hundred and seventy-two has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
811
1hd21
Eight Hundred and Eleven in Base 21 Unovigesimal

Prime Factorization

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

2212 · d211 · 1hd211 = 4bd421

Base Conversions

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