Base | Representation |
---|---|
bin | 10010110110101… |
… | …000110001000101 |
3 | 211001012100101011 |
4 | 102312220301011 |
5 | 1121434001040 |
6 | 51215402221 |
7 | 10560420205 |
oct | 2266506105 |
9 | 731170334 |
10 | 316312645 |
11 | 152606410 |
12 | 89b23371 |
13 | 506bca5c |
14 | 3001c405 |
15 | 1cb823ea |
hex | 12da8c45 |
316312645 has 16 divisors (see below), whose sum is σ = 415876032. Its totient is φ = 229048960.
The previous prime is 316312631. The next prime is 316312649. The reversal of 316312645 is 546213613.
It is not a de Polignac number, because 316312645 - 211 = 316310597 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (316312649) 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, 474 + ... + 25156.
It is an arithmetic number, because the mean of its divisors is an integer number (25992252).
Almost surely, 2316312645 is an apocalyptic number.
It is an amenable number.
316312645 is a deficient number, since it is larger than the sum of its proper divisors (99563387).
316312645 is a wasteful number, since it uses less digits than its factorization.
316312645 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 24932.
The product of its digits is 12960, while the sum is 31.
The square root of 316312645 is about 17785.1804882604. The cubic root of 316312645 is about 681.3530190137.
The spelling of 316312645 in words is "three hundred sixteen million, three hundred twelve thousand, six hundred forty-five".
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