Base | Representation |
---|---|
bin | 1011111110010011110111… |
… | …1010101110101010110101 |
3 | 1201121120110101210211202001 |
4 | 2333210331322232222311 |
5 | 3211144123033133200 |
6 | 43555545241215301 |
7 | 2526101533644034 |
oct | 277447572565265 |
9 | 51546411724661 |
10 | 13165113567925 |
11 | 4216325439150 |
12 | 15875a1a91531 |
13 | 746607467c77 |
14 | 3372a2b2071b |
15 | 17c6c501076a |
hex | bf93deaeab5 |
13165113567925 has 48 divisors (see below), whose sum is σ = 18251739563904. Its totient is φ = 9336712320000.
The previous prime is 13165113567923. The next prime is 13165113567929. The reversal of 13165113567925 is 52976531156131.
It is not a de Polignac number, because 13165113567925 - 21 = 13165113567923 is a prime.
It is a Harshad number since it is a multiple of its sum of digits (55).
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (13165113567923) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (29) of ones.
It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23821480 + ... + 24367870.
It is an arithmetic number, because the mean of its divisors is an integer number (380244574248).
Almost surely, 213165113567925 is an apocalyptic number.
It is an amenable number.
13165113567925 is a deficient number, since it is larger than the sum of its proper divisors (5086625995979).
13165113567925 is a wasteful number, since it uses less digits than its factorization.
13165113567925 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 548590 (or 548585 counting only the distinct ones).
The product of its digits is 5103000, while the sum is 55.
The spelling of 13165113567925 in words is "thirteen trillion, one hundred sixty-five billion, one hundred thirteen million, five hundred sixty-seven thousand, nine hundred twenty-five".
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