Base | Representation |
---|---|
bin | 100001010100001101… |
… | …1001100001100100100 |
3 | 20211200002212120001111 |
4 | 1002220123030030210 |
5 | 2133011031124433 |
6 | 52511205234404 |
7 | 5111645653324 |
oct | 1025033141444 |
9 | 224602776044 |
10 | 71545176868 |
11 | 28384429350 |
12 | 11a48402a04 |
13 | 69925c68a9 |
14 | 3669d19284 |
15 | 1cdb0d0dcd |
hex | 10a86cc324 |
71545176868 has 48 divisors (see below), whose sum is σ = 138519581760. Its totient is φ = 32060620800.
The previous prime is 71545176851. The next prime is 71545176877. The reversal of 71545176868 is 86867154517.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 10689403 + ... + 10696093.
It is an arithmetic number, because the mean of its divisors is an integer number (2885824620).
Almost surely, 271545176868 is an apocalyptic number.
It is an amenable number.
71545176868 is a deficient number, since it is larger than the sum of its proper divisors (66974404892).
71545176868 is a wasteful number, since it uses less digits than its factorization.
71545176868 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10108 (or 10106 counting only the distinct ones).
The product of its digits is 11289600, while the sum is 58.
The spelling of 71545176868 in words is "seventy-one billion, five hundred forty-five million, one hundred seventy-six thousand, eight hundred sixty-eight".
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