Base | Representation |
---|---|
bin | 100001110001111010… |
… | …0001000111010111100 |
3 | 20221020112202201022101 |
4 | 1003203310020322330 |
5 | 2142031120312141 |
6 | 53154121354444 |
7 | 5145435123610 |
oct | 1034364107274 |
9 | 227215681271 |
10 | 72541572796 |
11 | 28845910360 |
12 | 12086038a24 |
13 | 6ac0b71494 |
14 | 37223a9340 |
15 | 1d487ee531 |
hex | 10e3d08ebc |
72541572796 has 24 divisors (see below), whose sum is σ = 158272523136. Its totient is φ = 28262950320.
The previous prime is 72541572767. The next prime is 72541572809. The reversal of 72541572796 is 69727514527.
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, 117761986 + ... + 117762601.
It is an arithmetic number, because the mean of its divisors is an integer number (6594688464).
Almost surely, 272541572796 is an apocalyptic number.
It is an amenable number.
72541572796 is an abundant number, since it is smaller than the sum of its proper divisors (85730950340).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72541572796 is a wasteful number, since it uses less digits than its factorization.
72541572796 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 235524609 (or 235524607 counting only the distinct ones).
The product of its digits is 7408800, while the sum is 55.
It can be divided in two parts, 725 and 41572796, that added together give a triangular number (41573521 = T9118).
The spelling of 72541572796 in words is "seventy-two billion, five hundred forty-one million, five hundred seventy-two thousand, seven hundred ninety-six".
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