Base | Representation |
---|---|
bin | 11001100010101010… |
… | …11111111111010101 |
3 | 1022101122201100102022 |
4 | 30301111133333111 |
5 | 211040412342100 |
6 | 10144405022525 |
7 | 663545234261 |
oct | 146125377725 |
9 | 38348640368 |
10 | 13712621525 |
11 | 58a7465569 |
12 | 27a83b4a45 |
13 | 13a6c0cc45 |
14 | 94126b0a1 |
15 | 553cb8e85 |
hex | 33155ffd5 |
13712621525 has 12 divisors (see below), whose sum is σ = 17399085792. Its totient is φ = 10714977840.
The previous prime is 13712621501. The next prime is 13712621569. The reversal of 13712621525 is 52512621731.
It is not a de Polignac number, because 13712621525 - 28 = 13712621269 is a prime.
It is a Duffinian number.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 6376889 + ... + 6379038.
It is an arithmetic number, because the mean of its divisors is an integer number (1449923816).
Almost surely, 213712621525 is an apocalyptic number.
It is an amenable number.
13712621525 is a deficient number, since it is larger than the sum of its proper divisors (3686464267).
13712621525 is a wasteful number, since it uses less digits than its factorization.
13712621525 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12755980 (or 12755975 counting only the distinct ones).
The product of its digits is 25200, while the sum is 35.
The spelling of 13712621525 in words is "thirteen billion, seven hundred twelve million, six hundred twenty-one thousand, five hundred twenty-five".
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