Base | Representation |
---|---|
bin | 1000101011001… |
… | …00000111000010 |
3 | 12001220200102021 |
4 | 10111210013002 |
5 | 122111334134 |
6 | 11115312054 |
7 | 1542315340 |
oct | 425440702 |
9 | 161820367 |
10 | 72761794 |
11 | 38088016 |
12 | 2044b62a |
13 | 120c7921 |
14 | 9940990 |
15 | 65c40b4 |
hex | 45641c2 |
72761794 has 24 divisors (see below), whose sum is σ = 126638784. Its totient is φ = 30714600.
The previous prime is 72761791. The next prime is 72761813. The reversal of 72761794 is 49716727.
It is a self number, because there is not a number n which added to its sum of digits gives 72761794.
It is not an unprimeable number, because it can be changed into a prime (72761791) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 70059 + ... + 71089.
It is an arithmetic number, because the mean of its divisors is an integer number (5276616).
Almost surely, 272761794 is an apocalyptic number.
72761794 is a deficient number, since it is larger than the sum of its proper divisors (53876990).
72761794 is a wasteful number, since it uses less digits than its factorization.
72761794 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1182 (or 1111 counting only the distinct ones).
The product of its digits is 148176, while the sum is 43.
The square root of 72761794 is about 8530.0524031216. The cubic root of 72761794 is about 417.4788381352.
The spelling of 72761794 in words is "seventy-two million, seven hundred sixty-one thousand, seven hundred ninety-four".
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