Base | Representation |
---|---|
bin | 10111110001101101… |
… | …10100101011011011 |
3 | 1012221121201000111000 |
4 | 23320312310223123 |
5 | 202120323240312 |
6 | 5510355240043 |
7 | 631221116565 |
oct | 137066645333 |
9 | 35847630430 |
10 | 12765055707 |
11 | 54605a5318 |
12 | 2582ba9023 |
13 | 1285801101 |
14 | 89148c335 |
15 | 4ea9e3adc |
hex | 2f8db4adb |
12765055707 has 16 divisors (see below), whose sum is σ = 19177551360. Its totient is φ = 8390176200.
The previous prime is 12765055679. The next prime is 12765055711. The reversal of 12765055707 is 70755056721.
It is a happy number.
12765055707 is a `hidden beast` number, since 1 + 2 + 76 + 5 + 0 + 5 + 570 + 7 = 666.
It is not a de Polignac number, because 12765055707 - 28 = 12765055451 is a prime.
It is not an unprimeable number, because it can be changed into a prime (12765050707) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3327519 + ... + 3331352.
It is an arithmetic number, because the mean of its divisors is an integer number (1198596960).
Almost surely, 212765055707 is an apocalyptic number.
12765055707 is a deficient number, since it is larger than the sum of its proper divisors (6412495653).
12765055707 is an equidigital number, since it uses as much as digits as its factorization.
12765055707 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 6658951 (or 6658945 counting only the distinct ones).
The product of its (nonzero) digits is 514500, while the sum is 45.
The spelling of 12765055707 in words is "twelve billion, seven hundred sixty-five million, fifty-five thousand, seven hundred seven".
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