Base | Representation |
---|---|
bin | 1000101011001… |
… | …00000000001011 |
3 | 12001220122211000 |
4 | 10111210000023 |
5 | 122111330410 |
6 | 11115310043 |
7 | 1542314142 |
oct | 425440013 |
9 | 161818730 |
10 | 72761355 |
11 | 38087757 |
12 | 2044b323 |
13 | 120c7674 |
14 | 9940759 |
15 | 65c3dc0 |
hex | 456400b |
72761355 has 48 divisors (see below), whose sum is σ = 136611360. Its totient is φ = 36739008.
The previous prime is 72761341. The next prime is 72761383. The reversal of 72761355 is 55316727.
It is not a de Polignac number, because 72761355 - 25 = 72761323 is a prime.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 47989 + ... + 49481.
It is an arithmetic number, because the mean of its divisors is an integer number (2846070).
Almost surely, 272761355 is an apocalyptic number.
72761355 is a deficient number, since it is larger than the sum of its proper divisors (63850005).
72761355 is a wasteful number, since it uses less digits than its factorization.
72761355 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1545 (or 1520 counting only the distinct ones).
The product of its digits is 44100, while the sum is 36.
The square root of 72761355 is about 8530.0266705327. The cubic root of 72761355 is about 417.4779985298.
The spelling of 72761355 in words is "seventy-two million, seven hundred sixty-one thousand, three hundred fifty-five".
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