Base | Representation |
---|---|
bin | 100101011011000100… |
… | …0111011101100000000 |
3 | 21200102210022110211012 |
4 | 1022312020323230000 |
5 | 2304041443100042 |
6 | 100530321140052 |
7 | 5543344660631 |
oct | 1126610735400 |
9 | 250383273735 |
10 | 80365206272 |
11 | 310a0077a4a |
12 | 136aa18a628 |
13 | 77699b34c0 |
14 | 3c65483888 |
15 | 21555ace82 |
hex | 12b623bb00 |
80365206272 has 36 divisors (see below), whose sum is σ = 172756222800. Its totient is φ = 37091632128.
The previous prime is 80365206193. The next prime is 80365206277. The reversal of 80365206272 is 27260256308.
It is a super-2 number, since 2×803652062722 (a number of 23 digits) contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (80365206277) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12070772 + ... + 12077427.
Almost surely, 280365206272 is an apocalyptic number.
It is an amenable number.
80365206272 is an abundant number, since it is smaller than the sum of its proper divisors (92391016528).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
80365206272 is a wasteful number, since it uses less digits than its factorization.
80365206272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 24148228 (or 24148214 counting only the distinct ones).
The product of its (nonzero) digits is 241920, while the sum is 41.
The spelling of 80365206272 in words is "eighty billion, three hundred sixty-five million, two hundred six thousand, two hundred seventy-two".
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