Base | Representation |
---|---|
bin | 111100011011011… |
… | …101011010010011 |
3 | 2121122200222002222 |
4 | 330123131122103 |
5 | 4034020100230 |
6 | 244333531255 |
7 | 34060265300 |
oct | 7433353223 |
9 | 2548628088 |
10 | 1013831315 |
11 | 480310522 |
12 | 243643b2b |
13 | 1320708b3 |
14 | 9890c0a7 |
15 | 5e0146e5 |
hex | 3c6dd693 |
1013831315 has 24 divisors (see below), whose sum is σ = 1418416272. Its totient is φ = 693631680.
The previous prime is 1013831311. The next prime is 1013831321. The reversal of 1013831315 is 5131383101.
It is not a de Polignac number, because 1013831315 - 22 = 1013831311 is a prime.
It is not an unprimeable number, because it can be changed into a prime (1013831311) by changing a digit.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 109985 + ... + 118845.
It is an arithmetic number, because the mean of its divisors is an integer number (59100678).
Almost surely, 21013831315 is an apocalyptic number.
1013831315 is a deficient number, since it is larger than the sum of its proper divisors (404584957).
1013831315 is an equidigital number, since it uses as much as digits as its factorization.
1013831315 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 9347 (or 9340 counting only the distinct ones).
The product of its (nonzero) digits is 1080, while the sum is 26.
The square root of 1013831315 is about 31840.7178782137. The cubic root of 1013831315 is about 1004.5893440343.
The spelling of 1013831315 in words is "one billion, thirteen million, eight hundred thirty-one thousand, three hundred fifteen".
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