Base | Representation |
---|---|
bin | 100001111110000001… |
… | …1010010011101001000 |
3 | 20222021212220101010012 |
4 | 1003330003102131020 |
5 | 2143344214302232 |
6 | 53302325011052 |
7 | 5161503305513 |
oct | 1037403223510 |
9 | 228255811105 |
10 | 72948197192 |
11 | 28a343a0282 |
12 | 1217a253a88 |
13 | 6b57192030 |
14 | 37603b5d7a |
15 | 1d6e3709b2 |
hex | 10fc0d2748 |
72948197192 has 32 divisors (see below), whose sum is σ = 147380076480. Its totient is φ = 33649922880.
The previous prime is 72948197167. The next prime is 72948197209. The reversal of 72948197192 is 29179184927.
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, 1118 + ... + 381965.
It is an arithmetic number, because the mean of its divisors is an integer number (4605627390).
Almost surely, 272948197192 is an apocalyptic number.
It is an amenable number.
72948197192 is an abundant number, since it is smaller than the sum of its proper divisors (74431879288).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
72948197192 is a wasteful number, since it uses less digits than its factorization.
72948197192 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 384933 (or 384929 counting only the distinct ones).
The product of its digits is 4572288, while the sum is 59.
The spelling of 72948197192 in words is "seventy-two billion, nine hundred forty-eight million, one hundred ninety-seven thousand, one hundred ninety-two".
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