The Number

172668

One Hundred and Seventy-Two Thousand Six Hundred and Sixty-Eight

In Base 21 Unovigesimal Is

idb621

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

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

Nearby Numbers

Positive, nonzero integers within three units

172665
idb321
One Hundred and Seventy-Two Thousand Six Hundred and Sixty-Five in Base 21 Unovigesimal
172666
idb421
One Hundred and Seventy-Two Thousand Six Hundred and Sixty-Six in Base 21 Unovigesimal
172667
idb521
One Hundred and Seventy-Two Thousand Six Hundred and Sixty-Seven in Base 21 Unovigesimal
172669
idb721
One Hundred and Seventy-Two Thousand Six Hundred and Sixty-Nine in Base 21 Unovigesimal
172670
idb821
One Hundred and Seventy-Two Thousand Six Hundred and Seventy in Base 21 Unovigesimal
172671
idb921
One Hundred and Seventy-Two Thousand Six Hundred and Seventy-One in Base 21 Unovigesimal

Scientific Notation

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

1.72668e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00012dejck70776a21

The reciprocal of 172668 in Base 21 Unovigesimal.

Palindrome?

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

The number idb621 is not a palindrome.

Not A Prime Number

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

One hundred and seventy-two thousand six hundred and sixty-eight 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.

One hundred and seventy-two thousand six hundred and sixty-eight 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 one hundred and seventy-two thousand six hundred and sixty-eight has the following 3 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
14389
1bd421
Fourteen Thousand Three Hundred and Eighty-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

2212 · 3211 · 1bd4211 = idb621

Base Conversions

The number one hundred and seventy-two thousand six hundred and sixty-eight in 35 different bases