Base | Representation |
---|---|
bin | 100001111110000001… |
… | …1010000001100001100 |
3 | 20222021212212220101122 |
4 | 1003330003100030030 |
5 | 2143344214003131 |
6 | 53302324500112 |
7 | 5161503236462 |
oct | 1037403201414 |
9 | 228255786348 |
10 | 72948187916 |
11 | 28a3439430a |
12 | 1217a24a638 |
13 | 6b5718aa46 |
14 | 37603b2832 |
15 | 1d6e36cd7b |
hex | 10fc0d030c |
72948187916 has 12 divisors (see below), whose sum is σ = 127733432232. Its totient is φ = 36452921568.
The previous prime is 72948187901. The next prime is 72948187933. The reversal of 72948187916 is 61978184927.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5285345 + ... + 5299128.
It is an arithmetic number, because the mean of its divisors is an integer number (10644452686).
Almost surely, 272948187916 is an apocalyptic number.
It is an amenable number.
72948187916 is a deficient number, since it is larger than the sum of its proper divisors (54785244316).
72948187916 is a wasteful number, since it uses less digits than its factorization.
72948187916 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 10586200 (or 10586198 counting only the distinct ones).
The product of its digits is 12192768, while the sum is 62.
The spelling of 72948187916 in words is "seventy-two billion, nine hundred forty-eight million, one hundred eighty-seven thousand, nine hundred sixteen".
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