Base | Representation |
---|---|
bin | 100001000101000011… |
… | …0100101000010010001 |
3 | 20210100122121220201210 |
4 | 1002022012211002101 |
5 | 2130440313111410 |
6 | 52344513450333 |
7 | 5063230631325 |
oct | 1021206450221 |
9 | 223318556653 |
10 | 71036457105 |
11 | 28143256699 |
12 | 11925b709a9 |
13 | 69110aa893 |
14 | 361c533985 |
15 | 1cab5e4220 |
hex | 108a1a5091 |
71036457105 has 32 divisors (see below), whose sum is σ = 114405064704. Its totient is φ = 37637908416.
The previous prime is 71036457103. The next prime is 71036457113. The reversal of 71036457105 is 50175463017.
It is not a de Polignac number, because 71036457105 - 21 = 71036457103 is a prime.
It is not an unprimeable number, because it can be changed into a prime (71036457101) 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, 1607212 + ... + 1650818.
It is an arithmetic number, because the mean of its divisors is an integer number (3575158272).
Almost surely, 271036457105 is an apocalyptic number.
It is an amenable number.
71036457105 is a deficient number, since it is larger than the sum of its proper divisors (43368607599).
71036457105 is a wasteful number, since it uses less digits than its factorization.
71036457105 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 44325.
The product of its (nonzero) digits is 88200, while the sum is 39.
The spelling of 71036457105 in words is "seventy-one billion, thirty-six million, four hundred fifty-seven thousand, one hundred five".
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