The Number

172380

One Hundred and Seventy-Two Thousand Three Hundred and Eighty

In Base 21 Unovigesimal Is

icic21

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

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

Nearby Numbers

Positive, nonzero integers within three units

172377
ici921
One Hundred and Seventy-Two Thousand Three Hundred and Seventy-Seven in Base 21 Unovigesimal
172378
icia21
One Hundred and Seventy-Two Thousand Three Hundred and Seventy-Eight in Base 21 Unovigesimal
172379
icib21
One Hundred and Seventy-Two Thousand Three Hundred and Seventy-Nine in Base 21 Unovigesimal
172381
icid21
One Hundred and Seventy-Two Thousand Three Hundred and Eighty-One in Base 21 Unovigesimal
172382
icie21
One Hundred and Seventy-Two Thousand Three Hundred and Eighty-Two in Base 21 Unovigesimal
172383
icif21
One Hundred and Seventy-Two Thousand Three Hundred and Eighty-Three in Base 21 Unovigesimal

Scientific Notation

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

1.72380e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00012eb7c81e11d21

The reciprocal of 172380 in Base 21 Unovigesimal.

Palindrome?

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

The number icic21 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 three hundred and eighty is a composite number with 72 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 three hundred and eighty is a composite number with 72 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 three hundred and eighty has the following 5 prime factors:

2
221
Two in Base 21 Unovigesimal
3
321
Three in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
13
d21
Thirteen in Base 21 Unovigesimal
17
h21
Seventeen 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 · 5211 · d212 · h211 = icic21

Base Conversions

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