Base | Representation |
---|---|
bin | 10010101010111… |
… | …000010000010101 |
3 | 210211101202021100 |
4 | 102222320100111 |
5 | 1120141332412 |
6 | 51025340313 |
7 | 10522262016 |
oct | 2252702025 |
9 | 724352240 |
10 | 313230357 |
11 | 1508a0670 |
12 | 88a97699 |
13 | 4cb80b0b |
14 | 2d85900d |
15 | 1c773edc |
hex | 12ab8415 |
313230357 has 24 divisors (see below), whose sum is σ = 498120480. Its totient is φ = 188088480.
The previous prime is 313230349. The next prime is 313230367. The reversal of 313230357 is 753032313.
It is not a de Polignac number, because 313230357 - 23 = 313230349 is a prime.
It is a super-4 number, since 4×3132303574 (a number of 35 digits) contains 4444 as substring. Note that it is a super-d number also for d = 3, 2.
It is a self number, because there is not a number n which added to its sum of digits gives 313230357.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (313230317) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3723 + ... + 25304.
It is an arithmetic number, because the mean of its divisors is an integer number (20755020).
Almost surely, 2313230357 is an apocalyptic number.
It is an amenable number.
313230357 is a deficient number, since it is larger than the sum of its proper divisors (184890123).
313230357 is a wasteful number, since it uses less digits than its factorization.
313230357 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29153 (or 29150 counting only the distinct ones).
The product of its (nonzero) digits is 5670, while the sum is 27.
The square root of 313230357 is about 17698.3150892959. The cubic root of 313230357 is about 679.1326578694.
It can be divided in two parts, 3132 and 30357, that added together give a square (33489 = 1832).
The spelling of 313230357 in words is "three hundred thirteen million, two hundred thirty thousand, three hundred fifty-seven".
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