Base | Representation |
---|---|
bin | 100100011000111100… |
… | …0101101010100100100 |
3 | 21110201011011102210022 |
4 | 1020301320231110210 |
5 | 2240020432014422 |
6 | 55522215414312 |
7 | 5434353051065 |
oct | 1106170552444 |
9 | 243634142708 |
10 | 78146360612 |
11 | 30161646401 |
12 | 1318b084398 |
13 | 74a50b3c88 |
14 | 3ad48dc56c |
15 | 20758bc342 |
hex | 1231e2d524 |
78146360612 has 24 divisors (see below), whose sum is σ = 144034628640. Its totient is φ = 36995918400.
The previous prime is 78146360609. The next prime is 78146360627. The reversal of 78146360612 is 21606364187.
It is a super-2 number, since 2×781463606122 (a number of 23 digits) contains 22 as substring.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 151889 + ... + 423512.
It is an arithmetic number, because the mean of its divisors is an integer number (6001442860).
Almost surely, 278146360612 is an apocalyptic number.
It is an amenable number.
78146360612 is a deficient number, since it is larger than the sum of its proper divisors (65888268028).
78146360612 is a wasteful number, since it uses less digits than its factorization.
78146360612 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 577211 (or 577209 counting only the distinct ones).
The product of its (nonzero) digits is 290304, while the sum is 44.
The spelling of 78146360612 in words is "seventy-eight billion, one hundred forty-six million, three hundred sixty thousand, six hundred twelve".
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