The Number

172420

One Hundred and Seventy-Two Thousand Four Hundred and Twenty

In Base 21 Unovigesimal Is

icka21

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

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

Nearby Numbers

Positive, nonzero integers within three units

172417
ick721
One Hundred and Seventy-Two Thousand Four Hundred and Seventeen in Base 21 Unovigesimal
172418
ick821
One Hundred and Seventy-Two Thousand Four Hundred and Eightteen in Base 21 Unovigesimal
172419
ick921
One Hundred and Seventy-Two Thousand Four Hundred and Nineteen in Base 21 Unovigesimal
172421
ickb21
One Hundred and Seventy-Two Thousand Four Hundred and Twenty-One in Base 21 Unovigesimal
172422
ickc21
One Hundred and Seventy-Two Thousand Four Hundred and Twenty-Two in Base 21 Unovigesimal
172423
ickd21
One Hundred and Seventy-Two Thousand Four Hundred and Twenty-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.

1.72420e5

Reciprocal

A number multiplied with its reciprocal is one.

0.00012e8je90hbai21

The reciprocal of 172420 in Base 21 Unovigesimal.

Palindrome?

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

The number icka21 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 four hundred and twenty is a composite number with 24 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 four hundred and twenty is a composite number with 24 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 four hundred and twenty has the following 4 prime factors:

2
221
Two in Base 21 Unovigesimal
5
521
Five in Base 21 Unovigesimal
37
1g21
Thirty-Seven in Base 21 Unovigesimal
233
b221
Two Hundred and Thirty-Three 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 · 5211 · 1g211 · b2211 = icka21

Base Conversions

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