Base | Representation |
---|---|
bin | 10011101111100… |
… | …011010001001010 |
3 | 212002021100100002 |
4 | 103233203101022 |
5 | 1134243413310 |
6 | 52511243002 |
7 | 11131266632 |
oct | 2357432112 |
9 | 762240302 |
10 | 331232330 |
11 | 15aa76830 |
12 | 92b19462 |
13 | 53814980 |
14 | 31dc36c2 |
15 | 1e12cda5 |
hex | 13be344a |
331232330 has 32 divisors (see below), whose sum is σ = 700455168. Its totient is φ = 111182400.
The previous prime is 331232327. The next prime is 331232347. The reversal of 331232330 is 33232133.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 114386 + ... + 117245.
It is an arithmetic number, because the mean of its divisors is an integer number (21889224).
Almost surely, 2331232330 is an apocalyptic number.
331232330 is an abundant number, since it is smaller than the sum of its proper divisors (369222838).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
331232330 is a wasteful number, since it uses less digits than its factorization.
331232330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 231662.
The product of its (nonzero) digits is 972, while the sum is 20.
The square root of 331232330 is about 18199.7892844945. The cubic root of 331232330 is about 691.9014485937.
Adding to 331232330 its reverse (33232133), we get a palindrome (364464463).
It can be divided in two parts, 33123 and 2330, that added together give a palindrome (35453).
The spelling of 331232330 in words is "three hundred thirty-one million, two hundred thirty-two thousand, three hundred thirty".
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