Base | Representation |
---|---|
bin | 11000011101111001… |
… | …01100001101000100 |
3 | 1020220110010022201210 |
4 | 30032330230031010 |
5 | 203400214130422 |
6 | 10011235251420 |
7 | 643341354630 |
oct | 141674541504 |
9 | 36813108653 |
10 | 13135692612 |
11 | 5630835309 |
12 | 2667149b70 |
13 | 13145315a3 |
14 | 8c87abdc0 |
15 | 51d30710c |
hex | 30ef2c344 |
13135692612 has 24 divisors (see below), whose sum is σ = 35028513856. Its totient is φ = 3753055008.
The previous prime is 13135692611. The next prime is 13135692629. The reversal of 13135692612 is 21629653131.
It is not an unprimeable number, because it can be changed into a prime (13135692611) 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, 78188563 + ... + 78188730.
Almost surely, 213135692612 is an apocalyptic number.
13135692612 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13135692612 is an abundant number, since it is smaller than the sum of its proper divisors (21892821244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13135692612 is a wasteful number, since it uses less digits than its factorization.
13135692612 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 156377307 (or 156377305 counting only the distinct ones).
The product of its digits is 58320, while the sum is 39.
The spelling of 13135692612 in words is "thirteen billion, one hundred thirty-five million, six hundred ninety-two thousand, six hundred twelve".
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