Base | Representation |
---|---|
bin | 110010000111… |
… | …000000101000 |
3 | 220201101002021 |
4 | 302013000220 |
5 | 11330322122 |
6 | 1145314224 |
7 | 216440056 |
oct | 62070050 |
9 | 26641067 |
10 | 13135912 |
11 | 7462229 |
12 | 4495974 |
13 | 294c03a |
14 | 1a5d1d6 |
15 | 12471c7 |
hex | c87028 |
13135912 has 32 divisors (see below), whose sum is σ = 25361280. Its totient is φ = 6376320.
The previous prime is 13135879. The next prime is 13135919. The reversal of 13135912 is 21953131.
It is not an unprimeable number, because it can be changed into a prime (13135919) 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, 48337 + ... + 48607.
It is an arithmetic number, because the mean of its divisors is an integer number (792540).
Almost surely, 213135912 is an apocalyptic number.
It is an amenable number.
13135912 is a deficient number, since it is larger than the sum of its proper divisors (12225368).
13135912 is a wasteful number, since it uses less digits than its factorization.
13135912 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 433 (or 429 counting only the distinct ones).
The product of its digits is 810, while the sum is 25.
The square root of 13135912 is about 3624.3498727358. The cubic root of 13135912 is about 235.9500516721.
It can be divided in two parts, 1313 and 5912, that added together give a square (7225 = 852).
The spelling of 13135912 in words is "thirteen million, one hundred thirty-five thousand, nine hundred twelve".
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