Base | Representation |
---|---|
bin | 1000100001001011… |
… | …0110111111101111 |
3 | 12220100201121120010 |
4 | 2020102312333233 |
5 | 14140340121411 |
6 | 1014522424303 |
7 | 110444110113 |
oct | 21022667757 |
9 | 5810647503 |
10 | 2286645231 |
11 | a7382a452 |
12 | 539962093 |
13 | 2a597a620 |
14 | 179993743 |
15 | d5b347a6 |
hex | 884b6fef |
2286645231 has 32 divisors (see below), whose sum is σ = 3659523840. Its totient is φ = 1254680064.
The previous prime is 2286645209. The next prime is 2286645233. The reversal of 2286645231 is 1325466822.
It is not a de Polignac number, because 2286645231 - 218 = 2286383087 is a prime.
It is a super-2 number, since 2×22866452312 = 10457492824910086722, which contains 22 as substring.
It is a Harshad number since it is a multiple of its sum of digits (39).
It is a self number, because there is not a number n which added to its sum of digits gives 2286645231.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (2286645233) 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 31 ways as a sum of consecutive naturals, for example, 78165 + ... + 103358.
It is an arithmetic number, because the mean of its divisors is an integer number (114360120).
Almost surely, 22286645231 is an apocalyptic number.
2286645231 is a deficient number, since it is larger than the sum of its proper divisors (1372878609).
2286645231 is a wasteful number, since it uses less digits than its factorization.
2286645231 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 181575.
The product of its digits is 138240, while the sum is 39.
The square root of 2286645231 is about 47818.8794410743. The cubic root of 2286645231 is about 1317.4463237400.
The spelling of 2286645231 in words is "two billion, two hundred eighty-six million, six hundred forty-five thousand, two hundred thirty-one".
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