Base | Representation |
---|---|
bin | 100001100010001000… |
… | …0011011001011100100 |
3 | 20212212122111120002122 |
4 | 1003010100123023210 |
5 | 2134440100213313 |
6 | 53025405325112 |
7 | 5126345615060 |
oct | 1030420331344 |
9 | 225778446078 |
10 | 72012116708 |
11 | 285a3a65144 |
12 | 11b58866798 |
13 | 6a38274b5c |
14 | 36b1d46aa0 |
15 | 1d170b8708 |
hex | 10c441b2e4 |
72012116708 has 24 divisors (see below), whose sum is σ = 150286157952. Its totient is φ = 29520494784.
The previous prime is 72012116681. The next prime is 72012116711. The reversal of 72012116708 is 80761121027.
It is a super-2 number, since 2×720121167082 (a number of 23 digits) contains 22 as substring.
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, 55909385 + ... + 55910672.
It is an arithmetic number, because the mean of its divisors is an integer number (6261923248).
Almost surely, 272012116708 is an apocalyptic number.
It is an amenable number.
72012116708 is an abundant number, since it is smaller than the sum of its proper divisors (78274041244).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72012116708 is a wasteful number, since it uses less digits than its factorization.
72012116708 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 111820091 (or 111820089 counting only the distinct ones).
The product of its (nonzero) digits is 9408, while the sum is 35.
The spelling of 72012116708 in words is "seventy-two billion, twelve million, one hundred sixteen thousand, seven hundred eight".
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