Base | Representation |
---|---|
bin | 100001011101111010… |
… | …1001101101101101100 |
3 | 20212111210112012021201 |
4 | 1002323311031231230 |
5 | 2134142404002212 |
6 | 53003355535244 |
7 | 5123011300510 |
oct | 1027365155554 |
9 | 225453465251 |
10 | 71870765932 |
11 | 285311a0219 |
12 | 11b1945a524 |
13 | 6a14bb3a44 |
14 | 369b270140 |
15 | 1d09996b57 |
hex | 10bbd4db6c |
71870765932 has 24 divisors (see below), whose sum is σ = 143802648864. Its totient is φ = 30788660352.
The previous prime is 71870765927. The next prime is 71870765971. The reversal of 71870765932 is 23956707817.
It is a happy number.
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, 478513 + ... + 610504.
It is an arithmetic number, because the mean of its divisors is an integer number (5991777036).
Almost surely, 271870765932 is an apocalyptic number.
It is an amenable number.
71870765932 is an abundant number, since it is smaller than the sum of its proper divisors (71931882932).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71870765932 is a wasteful number, since it uses less digits than its factorization.
71870765932 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1091385 (or 1091383 counting only the distinct ones).
The product of its (nonzero) digits is 4445280, while the sum is 55.
The spelling of 71870765932 in words is "seventy-one billion, eight hundred seventy million, seven hundred sixty-five thousand, nine hundred thirty-two".
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