Base | Representation |
---|---|
bin | 100001001010111000… |
… | …1010011000110110000 |
3 | 20210212021221221200102 |
4 | 1002111301103012300 |
5 | 2131340421031412 |
6 | 52420145211532 |
7 | 5101125516506 |
oct | 1022561230660 |
9 | 223767857612 |
10 | 71232205232 |
11 | 282337a5101 |
12 | 1197b630ba8 |
13 | 6942806786 |
14 | 363a52a676 |
15 | 1cbd8ad8c2 |
hex | 1095c531b0 |
71232205232 has 40 divisors (see below), whose sum is σ = 146314837632. Its totient is φ = 33535641600.
The previous prime is 71232205211. The next prime is 71232205271. The reversal of 71232205232 is 23250223217.
It is a junction number, because it is equal to n+sod(n) for n = 71232205195 and 71232205204.
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, 1922369 + ... + 1959072.
Almost surely, 271232205232 is an apocalyptic number.
It is an amenable number.
71232205232 is an abundant number, since it is smaller than the sum of its proper divisors (75082632400).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
71232205232 is a wasteful number, since it uses less digits than its factorization.
71232205232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3881517 (or 3881511 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 29.
Adding to 71232205232 its reverse (23250223217), we get a palindrome (94482428449).
The spelling of 71232205232 in words is "seventy-one billion, two hundred thirty-two million, two hundred five thousand, two hundred thirty-two".
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