Base | Representation |
---|---|
bin | 1101011111100100011… |
… | …1110100101011001000 |
3 | 211011100102202121122111 |
4 | 3113321013310223020 |
5 | 12244223042003412 |
6 | 254254321432104 |
7 | 22514352444004 |
oct | 3277107645310 |
9 | 734312677574 |
10 | 231812844232 |
11 | 8a347341a02 |
12 | 38b1579b634 |
13 | 18b24150668 |
14 | b3111c7704 |
15 | 606b2e22a7 |
hex | 35f91f4ac8 |
231812844232 has 8 divisors (see below), whose sum is σ = 434649082950. Its totient is φ = 115906422112.
The previous prime is 231812844223. The next prime is 231812844233. The reversal of 231812844232 is 232448218132.
It can be written as a sum of positive squares in only one way, i.e., 199010563236 + 32802280996 = 446106^2 + 181114^2 .
It is a tau number, because it is divible by the number of its divisors (8).
It is not an unprimeable number, because it can be changed into a prime (231812844233) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 14488302757 + ... + 14488302772.
Almost surely, 2231812844232 is an apocalyptic number.
It is an amenable number.
231812844232 is a deficient number, since it is larger than the sum of its proper divisors (202836238718).
231812844232 is a wasteful number, since it uses less digits than its factorization.
231812844232 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 28976605535 (or 28976605531 counting only the distinct ones).
The product of its digits is 147456, while the sum is 40.
The spelling of 231812844232 in words is "two hundred thirty-one billion, eight hundred twelve million, eight hundred forty-four thousand, two hundred thirty-two".
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