Base | Representation |
---|---|
bin | 100001000110110001… |
… | …1111010111001001001 |
3 | 20210111200210210210211 |
4 | 1002031203322321021 |
5 | 2131100141333312 |
6 | 52354345241121 |
7 | 5064534053530 |
oct | 1021543727111 |
9 | 223450723724 |
10 | 71094480457 |
11 | 28172a87480 |
12 | 119414931a1 |
13 | 6920114c20 |
14 | 3626119317 |
15 | 1cb17563a7 |
hex | 108d8fae49 |
71094480457 has 32 divisors (see below), whose sum is σ = 95483291904. Its totient is φ = 51122016000.
The previous prime is 71094480451. The next prime is 71094480511. The reversal of 71094480457 is 75408449017.
It is not a de Polignac number, because 71094480457 - 23 = 71094480449 is a prime.
It is a self number, because there is not a number n which added to its sum of digits gives 71094480457.
It is not an unprimeable number, because it can be changed into a prime (71094480451) by changing a digit.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4353207 + ... + 4369507.
It is an arithmetic number, because the mean of its divisors is an integer number (2983852872).
Almost surely, 271094480457 is an apocalyptic number.
71094480457 is a gapful number since it is divisible by the number (77) formed by its first and last digit.
It is an amenable number.
71094480457 is a deficient number, since it is larger than the sum of its proper divisors (24388811447).
71094480457 is a wasteful number, since it uses less digits than its factorization.
71094480457 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 20689.
The product of its (nonzero) digits is 1128960, while the sum is 49.
The spelling of 71094480457 in words is "seventy-one billion, ninety-four million, four hundred eighty thousand, four hundred fifty-seven".
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