Base | Representation |
---|---|
bin | 10010101101011… |
… | …011000001111111 |
3 | 210212122121212001 |
4 | 102231123001333 |
5 | 1120324201322 |
6 | 51051523131 |
7 | 10531036600 |
oct | 2255330177 |
9 | 725577761 |
10 | 313897087 |
11 | 151206589 |
12 | 891594a7 |
13 | 5005542a |
14 | 2d98dda7 |
15 | 1c856827 |
hex | 12b5b07f |
313897087 has 12 divisors (see below), whose sum is σ = 367395096. Its totient is φ = 267397200.
The previous prime is 313897079. The next prime is 313897093. The reversal of 313897087 is 780798313.
It is a happy number.
It is not a de Polignac number, because 313897087 - 23 = 313897079 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (313897057) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 11664 + ... + 27637.
It is an arithmetic number, because the mean of its divisors is an integer number (30616258).
Almost surely, 2313897087 is an apocalyptic number.
313897087 is a deficient number, since it is larger than the sum of its proper divisors (53498009).
313897087 is a wasteful number, since it uses less digits than its factorization.
313897087 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 39478 (or 39471 counting only the distinct ones).
The product of its (nonzero) digits is 254016, while the sum is 46.
The square root of 313897087 is about 17717.1410504065. The cubic root of 313897087 is about 679.6141748709.
The spelling of 313897087 in words is "three hundred thirteen million, eight hundred ninety-seven thousand, eighty-seven".
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