Base | Representation |
---|---|
bin | 1001001010111011010… |
… | …10011000110100001111 |
3 | 1010010100010210000000012 |
4 | 10211131222120310033 |
5 | 20130313111133031 |
6 | 400431244223435 |
7 | 31523366565440 |
oct | 4453552306417 |
9 | 1103303700005 |
10 | 315104005391 |
11 | 1116a8aa608a |
12 | 5109b83ab7b |
13 | 239390915c6 |
14 | 113730bb2c7 |
15 | 82e36b9b2b |
hex | 495da98d0f |
315104005391 has 16 divisors (see below), whose sum is σ = 361062389760. Its totient is φ = 269381820960.
The previous prime is 315104005361. The next prime is 315104005399. The reversal of 315104005391 is 193500401513.
It is a de Polignac number, because none of the positive numbers 2k-315104005391 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (315104005399) 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, 14980880 + ... + 15001898.
It is an arithmetic number, because the mean of its divisors is an integer number (22566399360).
Almost surely, 2315104005391 is an apocalyptic number.
315104005391 is a deficient number, since it is larger than the sum of its proper divisors (45958384369).
315104005391 is a wasteful number, since it uses less digits than its factorization.
315104005391 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 26534.
The product of its (nonzero) digits is 8100, while the sum is 32.
The spelling of 315104005391 in words is "three hundred fifteen billion, one hundred four million, five thousand, three hundred ninety-one".
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