Base | Representation |
---|---|
bin | 100101100000011001… |
… | …0010001000100100100 |
3 | 21200220020101200110102 |
4 | 1023000302101010210 |
5 | 2304423204021144 |
6 | 101000141243232 |
7 | 5550644056640 |
oct | 1130062210444 |
9 | 250806350412 |
10 | 80543813924 |
11 | 31181979582 |
12 | 13739b63518 |
13 | 77979ba6c2 |
14 | 3c81097c20 |
15 | 21660ddb4e |
hex | 12c0c91124 |
80543813924 has 12 divisors (see below), whose sum is σ = 161087627904. Its totient is φ = 34518777384.
The previous prime is 80543813887. The next prime is 80543813963. The reversal of 80543813924 is 42931834508.
80543813924 is an admirable number.
It is a super-2 number, since 2×805438139242 (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 3 ways as a sum of consecutive naturals, for example, 1438282364 + ... + 1438282419.
It is an arithmetic number, because the mean of its divisors is an integer number (13423968992).
Almost surely, 280543813924 is an apocalyptic number.
It is an amenable number.
80543813924 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80543813924 is a wasteful number, since it uses less digits than its factorization.
80543813924 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2876564794 (or 2876564792 counting only the distinct ones).
The product of its (nonzero) digits is 829440, while the sum is 47.
The spelling of 80543813924 in words is "eighty billion, five hundred forty-three million, eight hundred thirteen thousand, nine hundred twenty-four".
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