Base | Representation |
---|---|
bin | 100001100001010110… |
… | …1100111011110001100 |
3 | 20212210211202121100120 |
4 | 1003002231213132030 |
5 | 2134411432333141 |
6 | 53023042224540 |
7 | 5125612505226 |
oct | 1030255473614 |
9 | 225724677316 |
10 | 71986214796 |
11 | 28590383701 |
12 | 11b50055150 |
13 | 6a32aa6292 |
14 | 36ac723416 |
15 | 1d14b9dc66 |
hex | 10c2b6778c |
71986214796 has 12 divisors (see below), whose sum is σ = 167967834552. Its totient is φ = 23995404928.
The previous prime is 71986214747. The next prime is 71986214843. The reversal of 71986214796 is 69741268917.
It is a tau number, because it is divible by the number of its divisors (12).
It is a Smith number, since the sum of its digits (60) coincides with the sum of the digits of its prime factors.
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, 2999425605 + ... + 2999425628.
It is an arithmetic number, because the mean of its divisors is an integer number (13997319546).
Almost surely, 271986214796 is an apocalyptic number.
It is an amenable number.
71986214796 is an abundant number, since it is smaller than the sum of its proper divisors (95981619756).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71986214796 is a wasteful number, since it uses less digits than its factorization.
71986214796 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 5998851240 (or 5998851238 counting only the distinct ones).
The product of its digits is 9144576, while the sum is 60.
The spelling of 71986214796 in words is "seventy-one billion, nine hundred eighty-six million, two hundred fourteen thousand, seven hundred ninety-six".
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