Base | Representation |
---|---|
bin | 1001001010110010110… |
… | …00100101101001110001 |
3 | 1010010011010201110101101 |
4 | 10211121120211221301 |
5 | 20130141222334023 |
6 | 400420202004401 |
7 | 31521535530310 |
oct | 4453130455161 |
9 | 1103133643341 |
10 | 315032230513 |
11 | 111671532600 |
12 | 5107b7a6701 |
13 | 23927250c70 |
14 | 11367756277 |
15 | 82dc23d1ad |
hex | 4959625a71 |
315032230513 has 48 divisors (see below), whose sum is σ = 426420046080. Its totient is φ = 226471512960.
The previous prime is 315032230507. The next prime is 315032230517.
315032230513 is nontrivially palindromic in base 10.
It is not a de Polignac number, because 315032230513 - 25 = 315032230481 is a prime.
It is not an unprimeable number, because it can be changed into a prime (315032230517) by changing a digit.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 22973103 + ... + 22986811.
It is an arithmetic number, because the mean of its divisors is an integer number (8883750960).
Almost surely, 2315032230513 is an apocalyptic number.
It is an amenable number.
315032230513 is a deficient number, since it is larger than the sum of its proper divisors (111387815567).
315032230513 is a wasteful number, since it uses less digits than its factorization.
315032230513 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 15838 (or 15827 counting only the distinct ones).
The product of its (nonzero) digits is 8100, while the sum is 28.
It can be divided in two parts, 315032 and 230513, that added together give a palindrome (545545).
The spelling of 315032230513 in words is "three hundred fifteen billion, thirty-two million, two hundred thirty thousand, five hundred thirteen".
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