The Number

772145

Seven Hundred and Seventy-Two Thousand One Hundred and Forty-Five

In Base 21 Unovigesimal Is

3k7ih21

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

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

Nearby Numbers

Positive, nonzero integers within three units

772142
3k7ie21
Seven Hundred and Seventy-Two Thousand One Hundred and Forty-Two in Base 21 Unovigesimal
772143
3k7if21
Seven Hundred and Seventy-Two Thousand One Hundred and Forty-Three in Base 21 Unovigesimal
772144
3k7ig21
Seven Hundred and Seventy-Two Thousand One Hundred and Forty-Four in Base 21 Unovigesimal
772146
3k7ii21
Seven Hundred and Seventy-Two Thousand One Hundred and Forty-Six in Base 21 Unovigesimal
772147
3k7ij21
Seven Hundred and Seventy-Two Thousand One Hundred and Forty-Seven in Base 21 Unovigesimal
772148
3k7ik21
Seven Hundred and Seventy-Two Thousand One Hundred and Forty-Eight in Base 21 Unovigesimal

Scientific Notation

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

7.72145e5

Reciprocal

A number multiplied with its reciprocal is one.

0.0000561c2k1acd5i21

The reciprocal of 772145 in Base 21 Unovigesimal.

Palindrome?

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

The number 3k7ih21 is not a palindrome.

Not A Prime Number

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

Seven hundred and seventy-two thousand one hundred and forty-five 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.

Seven hundred and seventy-two thousand one hundred and forty-five 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 seven hundred and seventy-two thousand one hundred and forty-five has the following 4 prime factors:

5
521
Five in Base 21 Unovigesimal
11
b21
Eleven in Base 21 Unovigesimal
101
4h21
One Hundred and One in Base 21 Unovigesimal
139
6d21
One Hundred and Thirty-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

5211 · b211 · 4h211 · 6d211 = 3k7ih21

Base Conversions

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