Base | Representation |
---|---|
bin | 10010101010010… |
… | …110000111111101 |
3 | 210211010122111120 |
4 | 102222112013331 |
5 | 1120122344212 |
6 | 51022341153 |
7 | 10521140313 |
oct | 2252260775 |
9 | 724118446 |
10 | 313090557 |
11 | 15080562a |
12 | 88a2a7b9 |
13 | 4cb322b0 |
14 | 2d8200b3 |
15 | 1c74788c |
hex | 12a961fd |
313090557 has 16 divisors (see below), whose sum is σ = 458051328. Its totient is φ = 189034560.
The previous prime is 313090529. The next prime is 313090597. The reversal of 313090557 is 755090313.
It is not a de Polignac number, because 313090557 - 27 = 313090429 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (313090597) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 73669 + ... + 77802.
It is an arithmetic number, because the mean of its divisors is an integer number (28628208).
Almost surely, 2313090557 is an apocalyptic number.
It is an amenable number.
313090557 is a deficient number, since it is larger than the sum of its proper divisors (144960771).
313090557 is a wasteful number, since it uses less digits than its factorization.
313090557 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 151540.
The product of its (nonzero) digits is 14175, while the sum is 33.
The square root of 313090557 is about 17694.3651200036. The cubic root of 313090557 is about 679.0316067082.
The spelling of 313090557 in words is "three hundred thirteen million, ninety thousand, five hundred fifty-seven".
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