Base | Representation |
---|---|
bin | 10010101100001… |
… | …001000010011001 |
3 | 210212000120011022 |
4 | 102230021002121 |
5 | 1120232424431 |
6 | 51040412225 |
7 | 10525140500 |
oct | 2254110231 |
9 | 725016138 |
10 | 313561241 |
11 | 150aa7224 |
12 | 89017075 |
13 | 4cc685c6 |
14 | 2d903837 |
15 | 1c7dc07b |
hex | 12b09099 |
313561241 has 6 divisors (see below), whose sum is σ = 364754970. Its totient is φ = 268766736.
The previous prime is 313561219. The next prime is 313561271. The reversal of 313561241 is 142165313.
It can be written as a sum of positive squares in only one way, i.e., 309936025 + 3625216 = 17605^2 + 1904^2 .
It is not a de Polignac number, because 313561241 - 26 = 313561177 is a prime.
It is a Duffinian number.
It is a self number, because there is not a number n which added to its sum of digits gives 313561241.
It is not an unprimeable number, because it can be changed into a prime (313561201) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 3199556 + ... + 3199653.
It is an arithmetic number, because the mean of its divisors is an integer number (60792495).
Almost surely, 2313561241 is an apocalyptic number.
It is an amenable number.
313561241 is a deficient number, since it is larger than the sum of its proper divisors (51193729).
313561241 is an equidigital number, since it uses as much as digits as its factorization.
313561241 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6399223 (or 6399216 counting only the distinct ones).
The product of its digits is 2160, while the sum is 26.
The square root of 313561241 is about 17707.6605174145. The cubic root of 313561241 is about 679.3717098913.
The spelling of 313561241 in words is "three hundred thirteen million, five hundred sixty-one thousand, two hundred forty-one".
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