Base | Representation |
---|---|
bin | 10010101010000… |
… | …011110011011000 |
3 | 210210222211120010 |
4 | 102222003303120 |
5 | 1120112444022 |
6 | 51021001520 |
7 | 10520405445 |
oct | 2252036330 |
9 | 723884503 |
10 | 313015512 |
11 | 150764207 |
12 | 889b32a0 |
13 | 4cb070a4 |
14 | 2d8009cc |
15 | 1c73050c |
hex | 12a83cd8 |
313015512 has 16 divisors (see below), whose sum is σ = 782538840. Its totient is φ = 104338496.
The previous prime is 313015501. The next prime is 313015513. The reversal of 313015512 is 215510313.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (313015513) 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 3 ways as a sum of consecutive naturals, for example, 6521133 + ... + 6521180.
Almost surely, 2313015512 is an apocalyptic number.
It is an amenable number.
313015512 is an abundant number, since it is smaller than the sum of its proper divisors (469523328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
313015512 is a wasteful number, since it uses less digits than its factorization.
313015512 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 13042322 (or 13042318 counting only the distinct ones).
The product of its (nonzero) digits is 450, while the sum is 21.
The square root of 313015512 is about 17692.2444025624. The cubic root of 313015512 is about 678.9773497765.
Adding to 313015512 its reverse (215510313), we get a palindrome (528525825).
The spelling of 313015512 in words is "three hundred thirteen million, fifteen thousand, five hundred twelve".
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