Base | Representation |
---|---|
bin | 111100100010011… |
… | …1101110111101100 |
3 | 12020120100000122220 |
4 | 1321010331313230 |
5 | 13130011021012 |
6 | 533322435340 |
7 | 101224102005 |
oct | 17104756754 |
9 | 5216300586 |
10 | 2031345132 |
11 | 952706733 |
12 | 488362b50 |
13 | 264b0068b |
14 | 153ad81ac |
15 | bd50508c |
hex | 7913ddec |
2031345132 has 12 divisors (see below), whose sum is σ = 4739805336. Its totient is φ = 677115040.
The previous prime is 2031345131. The next prime is 2031345143. The reversal of 2031345132 is 2315431302.
It is a tau number, because it is divible by the number of its divisors (12).
It is not an unprimeable number, because it can be changed into a prime (2031345131) 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 3 ways as a sum of consecutive naturals, for example, 84639369 + ... + 84639392.
It is an arithmetic number, because the mean of its divisors is an integer number (394983778).
Almost surely, 22031345132 is an apocalyptic number.
It is an amenable number.
2031345132 is an abundant number, since it is smaller than the sum of its proper divisors (2708460204).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2031345132 is a wasteful number, since it uses less digits than its factorization.
2031345132 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 169278768 (or 169278766 counting only the distinct ones).
The product of its (nonzero) digits is 2160, while the sum is 24.
The square root of 2031345132 is about 45070.4463257244. The cubic root of 2031345132 is about 1266.4690255190.
Adding to 2031345132 its reverse (2315431302), we get a palindrome (4346776434).
The spelling of 2031345132 in words is "two billion, thirty-one million, three hundred forty-five thousand, one hundred thirty-two".
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