Base | Representation |
---|---|
bin | 10011101111011… |
… | …011101001100000 |
3 | 212002012202112011 |
4 | 103233123221200 |
5 | 1134241413440 |
6 | 52510442304 |
7 | 11131106635 |
oct | 2357335140 |
9 | 762182464 |
10 | 331201120 |
11 | 15aa55338 |
12 | 92b03394 |
13 | 538036c3 |
14 | 31db618c |
15 | 1e1239ea |
hex | 13bdba60 |
331201120 has 48 divisors (see below), whose sum is σ = 783554688. Its totient is φ = 132295680.
The previous prime is 331201111. The next prime is 331201133. The reversal of 331201120 is 21102133.
It is a self number, because there is not a number n which added to its sum of digits gives 331201120.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 210577 + ... + 212143.
It is an arithmetic number, because the mean of its divisors is an integer number (16324056).
Almost surely, 2331201120 is an apocalyptic number.
It is an amenable number.
331201120 is an abundant number, since it is smaller than the sum of its proper divisors (452353568).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
331201120 is a wasteful number, since it uses less digits than its factorization.
331201120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2903 (or 2895 counting only the distinct ones).
The product of its (nonzero) digits is 36, while the sum is 13.
The square root of 331201120 is about 18198.9318367865. The cubic root of 331201120 is about 691.8797166948.
Adding to 331201120 its reverse (21102133), we get a palindrome (352303253).
The spelling of 331201120 in words is "three hundred thirty-one million, two hundred one thousand, one hundred twenty".
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