Base | Representation |
---|---|
bin | 100111000111110… |
… | …0000100001000000 |
3 | 10101111001110200012 |
4 | 1032033200201000 |
5 | 10142022010232 |
6 | 334131244052 |
7 | 44346444164 |
oct | 11617404100 |
9 | 3344043605 |
10 | 1312688192 |
11 | 613a84082 |
12 | 307749628 |
13 | 17bc5b29a |
14 | c64a4ca4 |
15 | 7a3999b2 |
hex | 4e3e0840 |
1312688192 has 28 divisors (see below), whose sum is σ = 2660294400. Its totient is φ = 642377856.
The previous prime is 1312688173. The next prime is 1312688203. The reversal of 1312688192 is 2918862131.
It is an unprimeable number.
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 3 ways as a sum of consecutive naturals, for example, 215192 + ... + 221207.
Almost surely, 21312688192 is an apocalyptic number.
It is an amenable number.
1312688192 is an abundant number, since it is smaller than the sum of its proper divisors (1347606208).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
1312688192 is an equidigital number, since it uses as much as digits as its factorization.
1312688192 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 436458 (or 436448 counting only the distinct ones).
The product of its digits is 41472, while the sum is 41.
The square root of 1312688192 is about 36231.0390687322. The cubic root of 1312688192 is about 1094.9321120245.
The spelling of 1312688192 in words is "one billion, three hundred twelve million, six hundred eighty-eight thousand, one hundred ninety-two".
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