Base | Representation |
---|---|
bin | 100001001000000101… |
… | …0001111011111000000 |
3 | 20210121201211221002210 |
4 | 1002100022033133000 |
5 | 2131142322040304 |
6 | 52402543542120 |
7 | 5065603465125 |
oct | 1022012173700 |
9 | 223551757083 |
10 | 71138080704 |
11 | 28195656a39 |
12 | 11953bba940 |
13 | 692916c3a2 |
14 | 362bc2874c |
15 | 1cb54b9c89 |
hex | 109028f7c0 |
71138080704 has 56 divisors (see below), whose sum is σ = 189656362368. Its totient is φ = 23531672320.
The previous prime is 71138080691. The next prime is 71138080751. The reversal of 71138080704 is 40708083117.
It is a super-3 number, since 3×711380807043 (a number of 34 digits) contains 333 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1389012 + ... + 1439315.
Almost surely, 271138080704 is an apocalyptic number.
It is an amenable number.
71138080704 is an abundant number, since it is smaller than the sum of its proper divisors (118518281664).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71138080704 is a wasteful number, since it uses less digits than its factorization.
71138080704 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2828473 (or 2828463 counting only the distinct ones).
The product of its (nonzero) digits is 37632, while the sum is 39.
The spelling of 71138080704 in words is "seventy-one billion, one hundred thirty-eight million, eighty thousand, seven hundred four".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.069 sec. • engine limits •