Base | Representation |
---|---|
bin | 1000101011010… |
… | …11001110001101 |
3 | 12001222011101012 |
4 | 10111223032031 |
5 | 122113302200 |
6 | 11120055005 |
7 | 1542466304 |
oct | 425531615 |
9 | 161864335 |
10 | 72790925 |
11 | 380a7999 |
12 | 20464465 |
13 | 12107c6c |
14 | 994b43b |
15 | 65cca35 |
hex | 456b38d |
72790925 has 12 divisors (see below), whose sum is σ = 90384096. Its totient is φ = 58153200.
The previous prime is 72790901. The next prime is 72790933. The reversal of 72790925 is 52909727.
It is a happy number.
It is not a de Polignac number, because 72790925 - 224 = 56013709 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 22670 + ... + 25680.
It is an arithmetic number, because the mean of its divisors is an integer number (7532008).
Almost surely, 272790925 is an apocalyptic number.
It is an amenable number.
72790925 is a deficient number, since it is larger than the sum of its proper divisors (17593171).
72790925 is a wasteful number, since it uses less digits than its factorization.
72790925 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3988 (or 3983 counting only the distinct ones).
The product of its (nonzero) digits is 79380, while the sum is 41.
The square root of 72790925 is about 8531.7597833038. The cubic root of 72790925 is about 417.5345448127.
The spelling of 72790925 in words is "seventy-two million, seven hundred ninety thousand, nine hundred twenty-five".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.064 sec. • engine limits •