Base | Representation |
---|---|
bin | 100101100010011101… |
… | …1010011101011011001 |
3 | 21201002002010120111200 |
4 | 1023010323103223121 |
5 | 2310044000332021 |
6 | 101011102344413 |
7 | 5552446453101 |
oct | 1130473235331 |
9 | 251062116450 |
10 | 80613292761 |
11 | 31208114001 |
12 | 1375928b109 |
13 | 77a9205c41 |
14 | 3c8a3c2201 |
15 | 216c265126 |
hex | 12c4ed3ad9 |
80613292761 has 12 divisors (see below), whose sum is σ = 116550977088. Its totient is φ = 53691631704.
The previous prime is 80613292679. The next prime is 80613292763. The reversal of 80613292761 is 16729231608.
80613292761 is a `hidden beast` number, since 8 + 0 + 613 + 2 + 9 + 27 + 6 + 1 = 666.
It is not a de Polignac number, because 80613292761 - 226 = 80546183897 is a prime.
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is not an unprimeable number, because it can be changed into a prime (80613292763) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 4203525 + ... + 4222658.
It is an arithmetic number, because the mean of its divisors is an integer number (9712581424).
Almost surely, 280613292761 is an apocalyptic number.
It is an amenable number.
80613292761 is a deficient number, since it is larger than the sum of its proper divisors (35937684327).
80613292761 is a wasteful number, since it uses less digits than its factorization.
80613292761 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 8427252 (or 8427249 counting only the distinct ones).
The product of its (nonzero) digits is 217728, while the sum is 45.
The spelling of 80613292761 in words is "eighty billion, six hundred thirteen million, two hundred ninety-two thousand, seven hundred sixty-one".
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