Base | Representation |
---|---|
bin | 100001100010111011… |
… | …1111001001111111000 |
3 | 20212221112112121012210 |
4 | 1003011313321033320 |
5 | 2140014021200241 |
6 | 53032214535120 |
7 | 5130125304543 |
oct | 1030567711770 |
9 | 225845477183 |
10 | 72039240696 |
11 | 28608300865 |
12 | 11b659674a0 |
13 | 6a40a80a57 |
14 | 36b57a785a |
15 | 1d19675316 |
hex | 10c5df93f8 |
72039240696 has 64 divisors (see below), whose sum is σ = 189608198400. Its totient is φ = 22745484288.
The previous prime is 72039240671. The next prime is 72039240701. The reversal of 72039240696 is 69604293027.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4379880 + ... + 4396296.
It is an arithmetic number, because the mean of its divisors is an integer number (2962628100).
Almost surely, 272039240696 is an apocalyptic number.
72039240696 is a gapful number since it is divisible by the number (76) formed by its first and last digit.
It is an amenable number.
72039240696 is an abundant number, since it is smaller than the sum of its proper divisors (117568957704).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72039240696 is a wasteful number, since it uses less digits than its factorization.
72039240696 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 26068 (or 26064 counting only the distinct ones).
The product of its (nonzero) digits is 979776, while the sum is 48.
The spelling of 72039240696 in words is "seventy-two billion, thirty-nine million, two hundred forty thousand, six hundred ninety-six".
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