Base | Representation |
---|---|
bin | 100001111000101100… |
… | …0111100110011001111 |
3 | 20221211102022210100212 |
4 | 1003301120330303033 |
5 | 2143012421420122 |
6 | 53232455113035 |
7 | 5154202032140 |
oct | 1036130746317 |
9 | 227742283325 |
10 | 72769326287 |
11 | 28952429989 |
12 | 1212a37277b |
13 | 6b290c5068 |
14 | 3744733ac7 |
15 | 1d5d7dbce2 |
hex | 10f163cccf |
72769326287 has 16 divisors (see below), whose sum is σ = 83828236800. Its totient is φ = 61876936800.
The previous prime is 72769326283. The next prime is 72769326299. The reversal of 72769326287 is 78262396727.
It is not a de Polignac number, because 72769326287 - 22 = 72769326283 is a prime.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (72769326283) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1255037 + ... + 1311737.
It is an arithmetic number, because the mean of its divisors is an integer number (5239264800).
Almost surely, 272769326287 is an apocalyptic number.
72769326287 is a deficient number, since it is larger than the sum of its proper divisors (11058910513).
72769326287 is a wasteful number, since it uses less digits than its factorization.
72769326287 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 58166.
The product of its digits is 21337344, while the sum is 59.
The spelling of 72769326287 in words is "seventy-two billion, seven hundred sixty-nine million, three hundred twenty-six thousand, two hundred eighty-seven".
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