Base | Representation |
---|---|
bin | 100101011100111101… |
… | …0001101111011100000 |
3 | 21200121012022222110112 |
4 | 1022321322031323200 |
5 | 2304204141121241 |
6 | 100540500550452 |
7 | 5545043416256 |
oct | 1127172157340 |
9 | 250535288415 |
10 | 80428457696 |
11 | 31122849754 |
12 | 137073b2428 |
13 | 7779b2b392 |
14 | 3c6da2a5d6 |
15 | 215ae041eb |
hex | 12b9e8dee0 |
80428457696 has 24 divisors (see below), whose sum is σ = 159139234800. Its totient is φ = 40012144128.
The previous prime is 80428457653. The next prime is 80428457701. The reversal of 80428457696 is 69675482408.
It is a happy number.
It is a congruent number.
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, 6308681 + ... + 6321416.
It is an arithmetic number, because the mean of its divisors is an integer number (6630801450).
Almost surely, 280428457696 is an apocalyptic number.
It is an amenable number.
80428457696 is a deficient number, since it is larger than the sum of its proper divisors (78710777104).
80428457696 is a wasteful number, since it uses less digits than its factorization.
80428457696 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12630306 (or 12630298 counting only the distinct ones).
The product of its (nonzero) digits is 23224320, while the sum is 59.
The spelling of 80428457696 in words is "eighty billion, four hundred twenty-eight million, four hundred fifty-seven thousand, six hundred ninety-six".
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