Base | Representation |
---|---|
bin | 10010110110100… |
… | …011011100110111 |
3 | 211001011020111201 |
4 | 102312203130313 |
5 | 1121432301441 |
6 | 51215113331 |
7 | 10560266551 |
oct | 2266433467 |
9 | 731136451 |
10 | 316290871 |
11 | 1525a1016 |
12 | 89b12847 |
13 | 506b2b80 |
14 | 300144d1 |
15 | 1cb7ac31 |
hex | 12da3737 |
316290871 has 32 divisors (see below), whose sum is σ = 369266688. Its totient is φ = 268625280.
The previous prime is 316290869. The next prime is 316290881. The reversal of 316290871 is 178092613.
It is not a de Polignac number, because 316290871 - 21 = 316290869 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 316290871.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (316290841) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 997605 + ... + 997921.
It is an arithmetic number, because the mean of its divisors is an integer number (11539584).
Almost surely, 2316290871 is an apocalyptic number.
316290871 is a deficient number, since it is larger than the sum of its proper divisors (52975817).
316290871 is a wasteful number, since it uses less digits than its factorization.
316290871 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 471.
The product of its (nonzero) digits is 18144, while the sum is 37.
The square root of 316290871 is about 17784.5683388718. The cubic root of 316290871 is about 681.3373845654.
The spelling of 316290871 in words is "three hundred sixteen million, two hundred ninety thousand, eight hundred seventy-one".
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