Base | Representation |
---|---|
bin | 10010101010011… |
… | …001101001100101 |
3 | 210211011101022101 |
4 | 102222121221211 |
5 | 1120123324442 |
6 | 51022532101 |
7 | 10521230362 |
oct | 2252315145 |
9 | 724141271 |
10 | 313104997 |
11 | 150815467 |
12 | 88a37031 |
13 | 4cb38a3a |
14 | 2d825469 |
15 | 1c74bcb7 |
hex | 12a99a65 |
313104997 has 4 divisors (see below), whose sum is σ = 331522956. Its totient is φ = 294687040.
The previous prime is 313104977. The next prime is 313105027. The reversal of 313104997 is 799401313.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 210569121 + 102535876 = 14511^2 + 10126^2 .
It is a cyclic number.
It is not a de Polignac number, because 313104997 - 211 = 313102949 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 (313104947) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9208954 + ... + 9208987.
It is an arithmetic number, because the mean of its divisors is an integer number (82880739).
Almost surely, 2313104997 is an apocalyptic number.
It is an amenable number.
313104997 is a deficient number, since it is larger than the sum of its proper divisors (18417959).
313104997 is a wasteful number, since it uses less digits than its factorization.
313104997 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 18417958.
The product of its (nonzero) digits is 20412, while the sum is 37.
The square root of 313104997 is about 17694.7731548048. The cubic root of 313104997 is about 679.0420457174.
The spelling of 313104997 in words is "three hundred thirteen million, one hundred four thousand, nine hundred ninety-seven".
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