Base | Representation |
---|---|
bin | 10010111001100… |
… | …100000101010101 |
3 | 211002122022211202 |
4 | 102321210011111 |
5 | 1122133024033 |
6 | 51244042245 |
7 | 10600064114 |
oct | 2271440525 |
9 | 732568752 |
10 | 317079893 |
11 | 152a8a8a9 |
12 | 8a233385 |
13 | 508cb050 |
14 | 3017bc7b |
15 | 1cc848e8 |
hex | 12e64155 |
317079893 has 16 divisors (see below), whose sum is σ = 351341760. Its totient is φ = 284304384.
The previous prime is 317079887. The next prime is 317079913. The reversal of 317079893 is 398970713.
It is not a de Polignac number, because 317079893 - 24 = 317079877 is a prime.
It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (317079193) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 106418 + ... + 109356.
It is an arithmetic number, because the mean of its divisors is an integer number (21958860).
Almost surely, 2317079893 is an apocalyptic number.
It is an amenable number.
317079893 is a deficient number, since it is larger than the sum of its proper divisors (34261867).
317079893 is a wasteful number, since it uses less digits than its factorization.
317079893 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3188.
The product of its (nonzero) digits is 285768, while the sum is 47.
The square root of 317079893 is about 17806.7372923846. The cubic root of 317079893 is about 681.9034708569.
The spelling of 317079893 in words is "three hundred seventeen million, seventy-nine thousand, eight hundred ninety-three".
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