Base | Representation |
---|---|
bin | 100001001101010100… |
… | …0001101010110101001 |
3 | 20211001222022202002101 |
4 | 1002122220031112221 |
5 | 2132022302132312 |
6 | 52432220133401 |
7 | 5103135343315 |
oct | 1023250152651 |
9 | 224058282071 |
10 | 71313708457 |
11 | 28275802742 |
12 | 119a2997261 |
13 | 6956672134 |
14 | 36472a4b45 |
15 | 1cc5b0ca57 |
hex | 109aa0d5a9 |
71313708457 has 16 divisors (see below), whose sum is σ = 74387160000. Its totient is φ = 68320193344.
The previous prime is 71313708419. The next prime is 71313708467. The reversal of 71313708457 is 75480731317.
It is a cyclic number.
It is not a de Polignac number, because 71313708457 - 215 = 71313675689 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (71313708467) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 389394 + ... + 542452.
It is an arithmetic number, because the mean of its divisors is an integer number (4649197500).
Almost surely, 271313708457 is an apocalyptic number.
It is an amenable number.
71313708457 is a deficient number, since it is larger than the sum of its proper divisors (3073451543).
71313708457 is a wasteful number, since it uses less digits than its factorization.
71313708457 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 153320.
The product of its (nonzero) digits is 493920, while the sum is 46.
The spelling of 71313708457 in words is "seventy-one billion, three hundred thirteen million, seven hundred eight thousand, four hundred fifty-seven".
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