Base | Representation |
---|---|
bin | 100111001000100… |
… | …1000011110101111 |
3 | 10101111212002211000 |
4 | 1032101020132233 |
5 | 10142124122111 |
6 | 334144331343 |
7 | 44353166535 |
oct | 11621103657 |
9 | 3344762730 |
10 | 1313114031 |
11 | 614245009 |
12 | 307913b53 |
13 | 17c07a068 |
14 | c6576155 |
15 | 7a430c56 |
hex | 4e4487af |
1313114031 has 8 divisors (see below), whose sum is σ = 1945354160. Its totient is φ = 875409336.
The previous prime is 1313113987. The next prime is 1313114071. The reversal of 1313114031 is 1304113131.
1313114031 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 1313114031 - 218 = 1312851887 is a prime.
It is a super-2 number, since 2×13131140312 = 3448536916818137922, which contains 22 as substring.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 1313113995 and 1313114013.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (1313114071) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 24316900 + ... + 24316953.
It is an arithmetic number, because the mean of its divisors is an integer number (243169270).
Almost surely, 21313114031 is an apocalyptic number.
1313114031 is a deficient number, since it is larger than the sum of its proper divisors (632240129).
1313114031 is an equidigital number, since it uses as much as digits as its factorization.
1313114031 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 48633862 (or 48633856 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 18.
The square root of 1313114031 is about 36236.9153074596. The cubic root of 1313114031 is about 1095.0504987032.
Adding to 1313114031 its reverse (1304113131), we get a palindrome (2617227162).
The spelling of 1313114031 in words is "one billion, three hundred thirteen million, one hundred fourteen thousand, thirty-one".
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