Base | Representation |
---|---|
bin | 10101001100111000… |
… | …101011110010111001 |
3 | 2011202111220211221012 |
4 | 111030320223302321 |
5 | 333110234424340 |
6 | 14242531523305 |
7 | 1434063206231 |
oct | 251470536271 |
9 | 64674824835 |
10 | 22764764345 |
11 | 9722130434 |
12 | 44b3a59535 |
13 | 21ba418a7b |
14 | 115d576cc1 |
15 | 8d3845565 |
hex | 54ce2bcb9 |
22764764345 has 16 divisors (see below), whose sum is σ = 28928369808. Its totient is φ = 17138319360.
The previous prime is 22764764261. The next prime is 22764764377. The reversal of 22764764345 is 54346746722.
It can be written as a sum of positive squares in 8 ways, for example, as 102171664 + 22662592681 = 10108^2 + 150541^2 .
It is not a de Polignac number, because 22764764345 - 28 = 22764764089 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 22764764293 and 22764764302.
It is an unprimeable number.
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, 989675 + ... + 1012415.
It is an arithmetic number, because the mean of its divisors is an integer number (1808023113).
Almost surely, 222764764345 is an apocalyptic number.
It is an amenable number.
22764764345 is a deficient number, since it is larger than the sum of its proper divisors (6163605463).
22764764345 is a wasteful number, since it uses less digits than its factorization.
22764764345 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 34540.
The product of its digits is 6773760, while the sum is 50.
The spelling of 22764764345 in words is "twenty-two billion, seven hundred sixty-four million, seven hundred sixty-four thousand, three hundred forty-five".
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