Base | Representation |
---|---|
bin | 10111100001010011… |
… | …11010111011111110 |
3 | 1012121000210012211000 |
4 | 23300221322323332 |
5 | 201330112040432 |
6 | 5445002111130 |
7 | 624630413526 |
oct | 136051727376 |
9 | 35530705730 |
10 | 12627455742 |
11 | 539a962440 |
12 | 2544aab4a6 |
13 | 1263154305 |
14 | 87b0b0686 |
15 | 4dd8b357c |
hex | 2f0a7aefe |
12627455742 has 64 divisors (see below), whose sum is σ = 31599544320. Its totient is φ = 3703060800.
The previous prime is 12627455741. The next prime is 12627455747. The reversal of 12627455742 is 24755472621.
12627455742 is a `hidden beast` number, since 1 + 2 + 6 + 2 + 74 + 5 + 574 + 2 = 666.
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (12627455741) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 324463 + ... + 361290.
It is an arithmetic number, because the mean of its divisors is an integer number (493742880).
Almost surely, 212627455742 is an apocalyptic number.
12627455742 is an abundant number, since it is smaller than the sum of its proper divisors (18972088578).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
12627455742 is a wasteful number, since it uses less digits than its factorization.
12627455742 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 685806 (or 685800 counting only the distinct ones).
The product of its digits is 940800, while the sum is 45.
The spelling of 12627455742 in words is "twelve billion, six hundred twenty-seven million, four hundred fifty-five thousand, seven hundred forty-two".
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