Base | Representation |
---|---|
bin | 10010111001110… |
… | …111101010001000 |
3 | 211002210101211100 |
4 | 102321313222020 |
5 | 1122143110242 |
6 | 51245501400 |
7 | 10600546635 |
oct | 2271675210 |
9 | 732711740 |
10 | 317160072 |
11 | 153035069 |
12 | 8a271860 |
13 | 509286a8 |
14 | 3019d18c |
15 | 1cc9d54c |
hex | 12e77a88 |
317160072 has 48 divisors (see below), whose sum is σ = 867335040. Its totient is φ = 104691168.
The previous prime is 317160049. The next prime is 317160079. The reversal of 317160072 is 270061713.
It is a super-2 number, since 2×3171600722 = 201181022542090368, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (317160079) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 13968 + ... + 28799.
It is an arithmetic number, because the mean of its divisors is an integer number (18069480).
Almost surely, 2317160072 is an apocalyptic number.
It is an amenable number.
317160072 is an abundant number, since it is smaller than the sum of its proper divisors (550174968).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
317160072 is a wasteful number, since it uses less digits than its factorization.
317160072 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 42882 (or 42875 counting only the distinct ones).
The product of its (nonzero) digits is 1764, while the sum is 27.
The square root of 317160072 is about 17808.9885170382. The cubic root of 317160072 is about 681.9609429450.
The spelling of 317160072 in words is "three hundred seventeen million, one hundred sixty thousand, seventy-two".
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