Base | Representation |
---|---|
bin | 10010101010010… |
… | …100100101100101 |
3 | 210211010022212101 |
4 | 102222110211211 |
5 | 1120122144021 |
6 | 51022252101 |
7 | 10521113050 |
oct | 2252244545 |
9 | 724108771 |
10 | 313084261 |
11 | 150800926 |
12 | 88a27031 |
13 | 4cb2c479 |
14 | 2d81ba97 |
15 | 1c745a91 |
hex | 12a94965 |
313084261 has 16 divisors (see below), whose sum is σ = 389635200. Its totient is φ = 245464128.
The previous prime is 313084253. The next prime is 313084279. The reversal of 313084261 is 162480313.
It is not a de Polignac number, because 313084261 - 23 = 313084253 is a prime.
It is a super-2 number, since 2×3130842612 = 196043508971832242, which contains 22 as substring.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (313084231) 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 15 ways as a sum of consecutive naturals, for example, 36730 + ... + 44443.
It is an arithmetic number, because the mean of its divisors is an integer number (24352200).
Almost surely, 2313084261 is an apocalyptic number.
It is an amenable number.
313084261 is a deficient number, since it is larger than the sum of its proper divisors (76550939).
313084261 is a wasteful number, since it uses less digits than its factorization.
313084261 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81228.
The product of its (nonzero) digits is 3456, while the sum is 28.
The square root of 313084261 is about 17694.1872093634. The cubic root of 313084261 is about 679.0270550840.
The spelling of 313084261 in words is "three hundred thirteen million, eighty-four thousand, two hundred sixty-one".
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