Base | Representation |
---|---|
bin | 110001111010… |
… | …101111010100 |
3 | 220121211010210 |
4 | 301322233110 |
5 | 11322220102 |
6 | 1144245420 |
7 | 216140406 |
oct | 61725724 |
9 | 26554123 |
10 | 13085652 |
11 | 7428498 |
12 | 4470870 |
13 | 29321b8 |
14 | 1a48b76 |
15 | 123736c |
hex | c7abd4 |
13085652 has 12 divisors (see below), whose sum is σ = 30533216. Its totient is φ = 4361880.
The previous prime is 13085651. The next prime is 13085663. The reversal of 13085652 is 25658031.
It is a tau number, because it is divible by the number of its divisors (12).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13085651) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 545224 + ... + 545247.
Almost surely, 213085652 is an apocalyptic number.
13085652 is a gapful number since it is divisible by the number (12) formed by its first and last digit.
It is an amenable number.
13085652 is an abundant number, since it is smaller than the sum of its proper divisors (17447564).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
13085652 is a wasteful number, since it uses less digits than its factorization.
13085652 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1090478 (or 1090476 counting only the distinct ones).
The product of its (nonzero) digits is 7200, while the sum is 30.
The square root of 13085652 is about 3617.4095703970. The cubic root of 13085652 is about 235.6487401119.
The spelling of 13085652 in words is "thirteen million, eighty-five thousand, six hundred fifty-two".
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