Base | Representation |
---|---|
bin | 100001111000101100… |
… | …0111100110011001101 |
3 | 20221211102022210100210 |
4 | 1003301120330303031 |
5 | 2143012421420120 |
6 | 53232455113033 |
7 | 5154202032135 |
oct | 1036130746315 |
9 | 227742283323 |
10 | 72769326285 |
11 | 28952429987 |
12 | 1212a372779 |
13 | 6b290c5066 |
14 | 3744733ac5 |
15 | 1d5d7dbce0 |
hex | 10f163cccd |
72769326285 has 16 divisors (see below), whose sum is σ = 123279800256. Its totient is φ = 36527347968.
The previous prime is 72769326283. The next prime is 72769326299. The reversal of 72769326285 is 58262396727.
It is not a de Polignac number, because 72769326285 - 21 = 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 pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 142684699 + ... + 142685208.
It is an arithmetic number, because the mean of its divisors is an integer number (7704987516).
Almost surely, 272769326285 is an apocalyptic number.
It is an amenable number.
72769326285 is a deficient number, since it is larger than the sum of its proper divisors (50510473971).
72769326285 is a wasteful number, since it uses less digits than its factorization.
72769326285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 285369932.
The product of its digits is 15240960, while the sum is 57.
The spelling of 72769326285 in words is "seventy-two billion, seven hundred sixty-nine million, three hundred twenty-six thousand, two hundred eighty-five".
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