Base | Representation |
---|---|
bin | 111000110100010100… |
… | …110111100111101100 |
3 | 12211110201020110021012 |
4 | 320310110313213230 |
5 | 1444420400144301 |
6 | 44005412524352 |
7 | 4256551403540 |
oct | 706424674754 |
9 | 184421213235 |
10 | 61007428076 |
11 | 23967114751 |
12 | b9a73206b8 |
13 | 59a339838a |
14 | 2d4a5b5a20 |
15 | 18c0deeebb |
hex | e345379ec |
61007428076 has 48 divisors (see below), whose sum is σ = 123920971776. Its totient is φ = 25738124544.
The previous prime is 61007428061. The next prime is 61007428193. The reversal of 61007428076 is 67082470016.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2929316 + ... + 2950068.
It is an arithmetic number, because the mean of its divisors is an integer number (2581686912).
Almost surely, 261007428076 is an apocalyptic number.
It is an amenable number.
61007428076 is an abundant number, since it is smaller than the sum of its proper divisors (62913543700).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
61007428076 is a wasteful number, since it uses less digits than its factorization.
61007428076 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 22398 (or 22396 counting only the distinct ones).
The product of its (nonzero) digits is 112896, while the sum is 41.
The spelling of 61007428076 in words is "sixty-one billion, seven million, four hundred twenty-eight thousand, seventy-six".
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