Base | Representation |
---|---|
bin | 10010110010110… |
… | …100110001011101 |
3 | 210222022120110100 |
4 | 102302310301131 |
5 | 1121210010440 |
6 | 51142131313 |
7 | 10546055412 |
oct | 2262646135 |
9 | 728276410 |
10 | 315313245 |
11 | 151a93565 |
12 | 89720b39 |
13 | 5042cbb0 |
14 | 2dc3c109 |
15 | 1ca36230 |
hex | 12cb4c5d |
315313245 has 48 divisors (see below), whose sum is σ = 607606272. Its totient is φ = 150215040.
The previous prime is 315313237. The next prime is 315313261. The reversal of 315313245 is 542313513.
It is not a de Polignac number, because 315313245 - 23 = 315313237 is a prime.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9442 + ... + 26828.
It is an arithmetic number, because the mean of its divisors is an integer number (12658464).
Almost surely, 2315313245 is an apocalyptic number.
It is an amenable number.
315313245 is a deficient number, since it is larger than the sum of its proper divisors (292293027).
315313245 is a wasteful number, since it uses less digits than its factorization.
315313245 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 17442 (or 17439 counting only the distinct ones).
The product of its digits is 5400, while the sum is 27.
The square root of 315313245 is about 17757.0618346617. The cubic root of 315313245 is about 680.6346763291.
Adding to 315313245 its reverse (542313513), we get a palindrome (857626758).
The spelling of 315313245 in words is "three hundred fifteen million, three hundred thirteen thousand, two hundred forty-five".
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