Base | Representation |
---|---|
bin | 100100101101001100… |
… | …1111101000100000000 |
3 | 21112110112100001101100 |
4 | 1021122121331010000 |
5 | 2242413444230410 |
6 | 100113502134400 |
7 | 5460246225420 |
oct | 1113231750400 |
9 | 245415301340 |
10 | 78826164480 |
11 | 30480351088 |
12 | 1333a881400 |
13 | 7582ba189b |
14 | 3b5acda480 |
15 | 20b54008c0 |
hex | 125a67d100 |
78826164480 has 216 divisors, whose sum is σ = 311692110912. Its totient is φ = 18017390592.
The previous prime is 78826164479. The next prime is 78826164491. The reversal of 78826164480 is 8446162887.
78826164480 is a `hidden beast` number, since 7 + 88 + 26 + 1 + 64 + 480 = 666.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 408114 + ... + 569393.
It is an arithmetic number, because the mean of its divisors is an integer number (1443019032).
Almost surely, 278826164480 is an apocalyptic number.
78826164480 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is an amenable number.
78826164480 is an abundant number, since it is smaller than the sum of its proper divisors (232865946432).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78826164480 is a wasteful number, since it uses less digits than its factorization.
78826164480 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 977541 (or 977524 counting only the distinct ones).
The product of its (nonzero) digits is 4128768, while the sum is 54.
The spelling of 78826164480 in words is "seventy-eight billion, eight hundred twenty-six million, one hundred sixty-four thousand, four hundred eighty".
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