Base | Representation |
---|---|
bin | 111001100001100000… |
… | …100011111101111010 |
3 | 12220102112121212120220 |
4 | 321201200203331322 |
5 | 2002443424434101 |
6 | 44212532200510 |
7 | 4314414546543 |
oct | 714140437572 |
9 | 186375555526 |
10 | 61765468026 |
11 | 24215aa6349 |
12 | bb79169136 |
13 | 5a94449522 |
14 | 2dbd13b4ca |
15 | 1917739636 |
hex | e61823f7a |
61765468026 has 32 divisors (see below), whose sum is σ = 123948023040. Its totient is φ = 20519049216.
The previous prime is 61765467983. The next prime is 61765468057. The reversal of 61765468026 is 62086456716.
It is a self number, because there is not a number n which added to its sum of digits gives 61765468026.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3728530 + ... + 3745058.
It is an arithmetic number, because the mean of its divisors is an integer number (3873375720).
Almost surely, 261765468026 is an apocalyptic number.
61765468026 is an abundant number, since it is smaller than the sum of its proper divisors (62182555014).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61765468026 is a wasteful number, since it uses less digits than its factorization.
61765468026 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18598.
The product of its (nonzero) digits is 2903040, while the sum is 51.
The spelling of 61765468026 in words is "sixty-one billion, seven hundred sixty-five million, four hundred sixty-eight thousand, twenty-six".
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