Base | Representation |
---|---|
bin | 110011110010101011… |
… | …011001111001101100 |
3 | 12022112122001011112100 |
4 | 303302223121321230 |
5 | 1402342413301413 |
6 | 41314122135100 |
7 | 4006044212364 |
oct | 636253317154 |
9 | 168478034470 |
10 | 55611072108 |
11 | 21648000629 |
12 | a940051490 |
13 | 53233a2a37 |
14 | 2997a1b9a4 |
15 | 16a72a4a73 |
hex | cf2ad9e6c |
55611072108 has 36 divisors (see below), whose sum is σ = 147970983160. Its totient is φ = 17561390976.
The previous prime is 55611072103. The next prime is 55611072109. The reversal of 55611072108 is 80127011655.
55611072108 is a `hidden beast` number, since 5 + 561 + 10 + 72 + 10 + 8 = 666.
It is a tau number, because it is divible by the number of its divisors (36).
It is a Harshad number since it is a multiple of its sum of digits (36).
It is not an unprimeable number, because it can be changed into a prime (55611072103) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 40650685 + ... + 40652052.
Almost surely, 255611072108 is an apocalyptic number.
It is an amenable number.
55611072108 is an abundant number, since it is smaller than the sum of its proper divisors (92359911052).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
55611072108 is a wasteful number, since it uses less digits than its factorization.
55611072108 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 81302766 (or 81302761 counting only the distinct ones).
The product of its (nonzero) digits is 16800, while the sum is 36.
The spelling of 55611072108 in words is "fifty-five billion, six hundred eleven million, seventy-two thousand, one hundred eight".
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