Base | Representation |
---|---|
bin | 1000010100000110… |
… | …0000010010100011 |
3 | 12202112110100211210 |
4 | 2011001200102203 |
5 | 14032312423011 |
6 | 1005242241203 |
7 | 106206452652 |
oct | 20501402243 |
9 | 5675410753 |
10 | 2231764131 |
11 | a45855473 |
12 | 5234b6203 |
13 | 2974a35bc |
14 | 172589199 |
15 | d0de36a6 |
hex | 850604a3 |
2231764131 has 16 divisors (see below), whose sum is σ = 3152244384. Its totient is φ = 1399647744.
The previous prime is 2231764043. The next prime is 2231764133. The reversal of 2231764131 is 1314671322.
It is a happy number.
It is not a de Polignac number, because 2231764131 - 211 = 2231762083 is a prime.
It is a super-3 number, since 3×22317641313 (a number of 29 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is not an unprimeable number, because it can be changed into a prime (2231764133) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 109605 + ... + 128361.
It is an arithmetic number, because the mean of its divisors is an integer number (197015274).
Almost surely, 22231764131 is an apocalyptic number.
2231764131 is a deficient number, since it is larger than the sum of its proper divisors (920480253).
2231764131 is a wasteful number, since it uses less digits than its factorization.
2231764131 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 21110.
The product of its digits is 6048, while the sum is 30.
The square root of 2231764131 is about 47241.5508953718. The cubic root of 2231764131 is about 1306.8209789368.
The spelling of 2231764131 in words is "two billion, two hundred thirty-one million, seven hundred sixty-four thousand, one hundred thirty-one".
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