Base | Representation |
---|---|
bin | 100001000101011110… |
… | …0000001110010001001 |
3 | 20210101121222202201221 |
4 | 1002022330001302021 |
5 | 2131002404442424 |
6 | 52350134042041 |
7 | 5063461006000 |
oct | 1021274016211 |
9 | 223347882657 |
10 | 71050468489 |
11 | 28150156650 |
12 | 1192a7a9321 |
13 | 6913c75240 |
14 | 362033dc37 |
15 | 1cac9609e4 |
hex | 108af01c89 |
71050468489 has 64 divisors (see below), whose sum is σ = 97776806400. Its totient is φ = 50877711360.
The previous prime is 71050468487. The next prime is 71050468493. The reversal of 71050468489 is 98486405017.
It is not a de Polignac number, because 71050468489 - 21 = 71050468487 is a prime.
It is not an unprimeable number, because it can be changed into a prime (71050468487) by changing a digit.
It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 11425309 + ... + 11431525.
It is an arithmetic number, because the mean of its divisors is an integer number (1527762600).
Almost surely, 271050468489 is an apocalyptic number.
It is an amenable number.
71050468489 is a deficient number, since it is larger than the sum of its proper divisors (26726337911).
71050468489 is a wasteful number, since it uses less digits than its factorization.
71050468489 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 6495 (or 6481 counting only the distinct ones).
The product of its (nonzero) digits is 1935360, while the sum is 52.
The spelling of 71050468489 in words is "seventy-one billion, fifty million, four hundred sixty-eight thousand, four hundred eighty-nine".
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