Base | Representation |
---|---|
bin | 10000001011100001011101… |
… | …001100100000110011000100 |
3 | 100022221212220021212211212022 |
4 | 100023201131030200303010 |
5 | 33311343332410040114 |
6 | 411202415301342312 |
7 | 20663116360344506 |
oct | 2013413514406304 |
9 | 308855807784768 |
10 | 71160581721284 |
11 | 20746040257a70 |
12 | 7b93492a07998 |
13 | 309254c907c23 |
14 | 1380294b6bd76 |
15 | 8360b3d0648e |
hex | 40b85d320cc4 |
71160581721284 has 48 divisors (see below), whose sum is σ = 141869640882816. Its totient is φ = 30915154617600.
The previous prime is 71160581721283. The next prime is 71160581721329. The reversal of 71160581721284 is 48212718506117.
It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors.
It is not an unprimeable number, because it can be changed into a prime (71160581721283) 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, 26239697 + ... + 28824344.
It is an arithmetic number, because the mean of its divisors is an integer number (2955617518392).
Almost surely, 271160581721284 is an apocalyptic number.
It is an amenable number.
71160581721284 is a deficient number, since it is larger than the sum of its proper divisors (70709059161532).
71160581721284 is a wasteful number, since it uses less digits than its factorization.
71160581721284 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 55065356 (or 55065354 counting only the distinct ones).
The product of its (nonzero) digits is 1505280, while the sum is 53.
The spelling of 71160581721284 in words is "seventy-one trillion, one hundred sixty billion, five hundred eighty-one million, seven hundred twenty-one thousand, two hundred eighty-four".
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