Base | Representation |
---|---|
bin | 10011101111100… |
… | …010101110100000 |
3 | 212002021020021221 |
4 | 103233202232200 |
5 | 1134243330422 |
6 | 52511224424 |
7 | 11131260313 |
oct | 2357425640 |
9 | 762236257 |
10 | 331230112 |
11 | 15aa750a4 |
12 | 92b18114 |
13 | 53813965 |
14 | 31dc297a |
15 | 1e12c3c7 |
hex | 13be2ba0 |
331230112 has 24 divisors (see below), whose sum is σ = 674597700. Its totient is φ = 159903744.
The previous prime is 331230079. The next prime is 331230131. The reversal of 331230112 is 211032133.
It can be written as a sum of positive squares in 2 ways, for example, as 321269776 + 9960336 = 17924^2 + 3156^2 .
It is a Harshad number since it is a multiple of its sum of digits (16).
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 177537 + ... + 179392.
Almost surely, 2331230112 is an apocalyptic number.
331230112 is a gapful number since it is divisible by the number (32) formed by its first and last digit.
It is an amenable number.
331230112 is an abundant number, since it is smaller than the sum of its proper divisors (343367588).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
331230112 is a wasteful number, since it uses less digits than its factorization.
331230112 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 356968 (or 356960 counting only the distinct ones).
The product of its (nonzero) digits is 108, while the sum is 16.
The square root of 331230112 is about 18199.7283496210. The cubic root of 331230112 is about 691.8999042186.
Adding to 331230112 its reverse (211032133), we get a palindrome (542262245).
The spelling of 331230112 in words is "three hundred thirty-one million, two hundred thirty thousand, one hundred twelve".
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