Base | Representation |
---|---|
bin | 10010111110101… |
… | …001100101010001 |
3 | 211012011001201011 |
4 | 102332221211101 |
5 | 1123003210022 |
6 | 51332410521 |
7 | 10614316120 |
oct | 2276514521 |
9 | 735131634 |
10 | 318413137 |
11 | 153810559 |
12 | 8a776a41 |
13 | 50c76b53 |
14 | 30407ab7 |
15 | 1ce49977 |
hex | 12fa9951 |
318413137 has 16 divisors (see below), whose sum is σ = 367848832. Its totient is φ = 269982720.
The previous prime is 318413119. The next prime is 318413177. The reversal of 318413137 is 731314813.
It is not a de Polignac number, because 318413137 - 227 = 184195409 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 318413099 and 318413108.
It is not an unprimeable number, because it can be changed into a prime (318413177) 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, 284503 + ... + 285619.
It is an arithmetic number, because the mean of its divisors is an integer number (22990552).
Almost surely, 2318413137 is an apocalyptic number.
It is an amenable number.
318413137 is a deficient number, since it is larger than the sum of its proper divisors (49435695).
318413137 is a wasteful number, since it uses less digits than its factorization.
318413137 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1528.
The product of its digits is 6048, while the sum is 31.
The square root of 318413137 is about 17844.1345265048. The cubic root of 318413137 is about 682.8578806198.
The spelling of 318413137 in words is "three hundred eighteen million, four hundred thirteen thousand, one hundred thirty-seven".
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