Base | Representation |
---|---|
bin | 1000010100000110… |
… | …0001110111001001 |
3 | 12202112110200200020 |
4 | 2011001201313021 |
5 | 14032313124234 |
6 | 1005242331053 |
7 | 106206510510 |
oct | 20501416711 |
9 | 5675420606 |
10 | 2231770569 |
11 | a4585a296 |
12 | 5234b9a89 |
13 | 2974a6502 |
14 | 17258b677 |
15 | d0de5549 |
hex | 85061dc9 |
2231770569 has 32 divisors (see below), whose sum is σ = 3663151104. Its totient is φ = 1180491840.
The previous prime is 2231770561. The next prime is 2231770573. The reversal of 2231770569 is 9650771322.
It is not a de Polignac number, because 2231770569 - 23 = 2231770561 is a prime.
It is a super-3 number, since 3×22317705693 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a self number, because there is not a number n which added to its sum of digits gives 2231770569.
It is not an unprimeable number, because it can be changed into a prime (2231770561) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 59554 + ... + 89499.
It is an arithmetic number, because the mean of its divisors is an integer number (114473472).
Almost surely, 22231770569 is an apocalyptic number.
It is an amenable number.
2231770569 is a deficient number, since it is larger than the sum of its proper divisors (1431380535).
2231770569 is a wasteful number, since it uses less digits than its factorization.
2231770569 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 149117.
The product of its (nonzero) digits is 158760, while the sum is 42.
The square root of 2231770569 is about 47241.6190344912. The cubic root of 2231770569 is about 1306.8222355369.
The spelling of 2231770569 in words is "two billion, two hundred thirty-one million, seven hundred seventy thousand, five hundred sixty-nine".
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