Base | Representation |
---|---|
bin | 1000010011111011… |
… | …0000110010001000 |
3 | 12202111002211201210 |
4 | 2010332300302020 |
5 | 14032121422011 |
6 | 1005215013120 |
7 | 106200400056 |
oct | 20476606210 |
9 | 5674084653 |
10 | 2231045256 |
11 | a45404360 |
12 | 52320a1a0 |
13 | 2972b132b |
14 | 17243d1d6 |
15 | d0d006a6 |
hex | 84fb0c88 |
2231045256 has 64 divisors (see below), whose sum is σ = 6214164480. Its totient is φ = 661686080.
The previous prime is 2231045251. The next prime is 2231045273. The reversal of 2231045256 is 6525401322.
It is a super-3 number, since 3×22310452563 (a number of 29 digits) contains 333 as substring.
It is not an unprimeable number, because it can be changed into a prime (2231045251) 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 15 ways as a sum of consecutive naturals, for example, 77496 + ... + 102311.
It is an arithmetic number, because the mean of its divisors is an integer number (97096320).
Almost surely, 22231045256 is an apocalyptic number.
It is an amenable number.
2231045256 is an abundant number, since it is smaller than the sum of its proper divisors (3983119224).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2231045256 is a wasteful number, since it uses less digits than its factorization.
2231045256 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 179874 (or 179870 counting only the distinct ones).
The product of its (nonzero) digits is 14400, while the sum is 30.
The square root of 2231045256 is about 47233.9417791909. The cubic root of 2231045256 is about 1306.6806502159.
Adding to 2231045256 its reverse (6525401322), we get a palindrome (8756446578).
The spelling of 2231045256 in words is "two billion, two hundred thirty-one million, forty-five thousand, two hundred fifty-six".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.074 sec. • engine limits •