Base | Representation |
---|---|
bin | 100001001110100111… |
… | …0111011110111010110 |
3 | 20211012000120021000102 |
4 | 1002131032323313112 |
5 | 2132114444233440 |
6 | 52440421014102 |
7 | 5104206006260 |
oct | 1023516736726 |
9 | 224160507012 |
10 | 71357414870 |
11 | 28298444a45 |
12 | 119b5554332 |
13 | 6962735a11 |
14 | 364d000b30 |
15 | 1cc9892b15 |
hex | 109d3bbdd6 |
71357414870 has 32 divisors (see below), whose sum is σ = 148560991488. Its totient is φ = 24170633568.
The previous prime is 71357414867. The next prime is 71357414893. The reversal of 71357414870 is 7841475317.
It is a congruent number.
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, 6135104 + ... + 6146723.
It is an arithmetic number, because the mean of its divisors is an integer number (4642530984).
Almost surely, 271357414870 is an apocalyptic number.
71357414870 is a gapful number since it is divisible by the number (70) formed by its first and last digit.
71357414870 is an abundant number, since it is smaller than the sum of its proper divisors (77203576618).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71357414870 is a wasteful number, since it uses less digits than its factorization.
71357414870 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12281924.
The product of its (nonzero) digits is 658560, while the sum is 47.
The spelling of 71357414870 in words is "seventy-one billion, three hundred fifty-seven million, four hundred fourteen thousand, eight hundred seventy".
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