Base | Representation |
---|---|
bin | 1001011000101… |
… | …01101011110000 |
3 | 12111011000000121 |
4 | 10230111223300 |
5 | 130123411031 |
6 | 11451300024 |
7 | 1644132256 |
oct | 454255360 |
9 | 174130017 |
10 | 78732016 |
11 | 40495590 |
12 | 2244a614 |
13 | 134081bc |
14 | a6565d6 |
15 | 6da3011 |
hex | 4b15af0 |
78732016 has 40 divisors (see below), whose sum is σ = 166953600. Its totient is φ = 35670720.
The previous prime is 78731993. The next prime is 78732023. The reversal of 78732016 is 61023787.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 76755 + ... + 77773.
It is an arithmetic number, because the mean of its divisors is an integer number (4173840).
Almost surely, 278732016 is an apocalyptic number.
It is an amenable number.
78732016 is an abundant number, since it is smaller than the sum of its proper divisors (88221584).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
78732016 is a wasteful number, since it uses less digits than its factorization.
78732016 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1477 (or 1471 counting only the distinct ones).
The product of its (nonzero) digits is 14112, while the sum is 34.
The square root of 78732016 is about 8873.1063331846. The cubic root of 78732016 is about 428.5983130648.
It can be divided in two parts, 7873 and 2016, that added together give a palindrome (9889).
The spelling of 78732016 in words is "seventy-eight million, seven hundred thirty-two thousand, sixteen".
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