Base | Representation |
---|---|
bin | 100100110010010001… |
… | …1000101000100000100 |
3 | 21112220101112021211011 |
4 | 1021210203011010010 |
5 | 2243241030004313 |
6 | 100142421252004 |
7 | 5464413500143 |
oct | 1114443050404 |
9 | 245811467734 |
10 | 78996328708 |
11 | 30558405a80 |
12 | 13387864004 |
13 | 75ac21088b |
14 | 3b7575375a |
15 | 20c531493d |
hex | 12648c5104 |
78996328708 has 96 divisors (see below), whose sum is σ = 158575656960. Its totient is φ = 34106352000.
The previous prime is 78996328703. The next prime is 78996328717. The reversal of 78996328708 is 80782369987.
It is not an unprimeable number, because it can be changed into a prime (78996328703) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 23144010 + ... + 23147422.
It is an arithmetic number, because the mean of its divisors is an integer number (1651829760).
Almost surely, 278996328708 is an apocalyptic number.
It is an amenable number.
78996328708 is an abundant number, since it is smaller than the sum of its proper divisors (79579328252).
78996328708 is a wasteful number, since it uses less digits than its factorization.
78996328708 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 3769 (or 3767 counting only the distinct ones).
The product of its (nonzero) digits is 73156608, while the sum is 67.
It can be divided in two parts, 78996 and 328708, that added together give a palindrome (407704).
The spelling of 78996328708 in words is "seventy-eight billion, nine hundred ninety-six million, three hundred twenty-eight thousand, seven hundred eight".
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