Base | Representation |
---|---|
bin | 1001101000100011110… |
… | …11100110111000010100 |
3 | 1011122101212221221010110 |
4 | 10310101323212320110 |
5 | 20410403402221322 |
6 | 412022044123020 |
7 | 32625550540461 |
oct | 4642173467024 |
9 | 1148355857113 |
10 | 331013320212 |
11 | 118422431853 |
12 | 5419b836470 |
13 | 252a3115a63 |
14 | 12041da4668 |
15 | 892524ac0c |
hex | 4d11ee6e14 |
331013320212 has 96 divisors (see below), whose sum is σ = 793706618880. Its totient is φ = 107333441280.
The previous prime is 331013320207. The next prime is 331013320219. The reversal of 331013320212 is 212023310133.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (331013320219) 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, 84634537 + ... + 84638447.
It is an arithmetic number, because the mean of its divisors is an integer number (8267777280).
Almost surely, 2331013320212 is an apocalyptic number.
It is an amenable number.
331013320212 is an abundant number, since it is smaller than the sum of its proper divisors (462693298668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
331013320212 is a wasteful number, since it uses less digits than its factorization.
331013320212 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 5293 (or 5291 counting only the distinct ones).
The product of its (nonzero) digits is 648, while the sum is 21.
Adding to 331013320212 its reverse (212023310133), we get a palindrome (543036630345).
The spelling of 331013320212 in words is "three hundred thirty-one billion, thirteen million, three hundred twenty thousand, two hundred twelve".
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