Base | Representation |
---|---|
bin | 100001001110010000… |
… | …0010000001000100000 |
3 | 20211011011112111222102 |
4 | 1002130200100020200 |
5 | 2132103331131440 |
6 | 52435302425532 |
7 | 5103666666560 |
oct | 1023440201040 |
9 | 224134474872 |
10 | 71345177120 |
11 | 282915465a8 |
12 | 119b14322a8 |
13 | 696003c749 |
14 | 364b536da0 |
15 | 1cc8776b15 |
hex | 109c810220 |
71345177120 has 48 divisors (see below), whose sum is σ = 192631981248. Its totient is φ = 24461203200.
The previous prime is 71345177093. The next prime is 71345177149. The reversal of 71345177120 is 2177154317.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 31849406 + ... + 31851645.
It is an arithmetic number, because the mean of its divisors is an integer number (4013166276).
Almost surely, 271345177120 is an apocalyptic number.
71345177120 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
It is an amenable number.
71345177120 is an abundant number, since it is smaller than the sum of its proper divisors (121286804128).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71345177120 is a wasteful number, since it uses less digits than its factorization.
71345177120 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 63701073 (or 63701065 counting only the distinct ones).
The product of its (nonzero) digits is 41160, while the sum is 38.
The spelling of 71345177120 in words is "seventy-one billion, three hundred forty-five million, one hundred seventy-seven thousand, one hundred twenty".
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