Base | Representation |
---|---|
bin | 1001101000111010100… |
… | …00010111110111011000 |
3 | 1011122220010110120101112 |
4 | 10310131100113313120 |
5 | 20411301022004422 |
6 | 412052552235452 |
7 | 32633345465600 |
oct | 4643520276730 |
9 | 1148803416345 |
10 | 331203313112 |
11 | 11850a6aa281 |
12 | 5423339bb88 |
13 | 253035a81a9 |
14 | 1205d2ddc00 |
15 | 8936c79ee2 |
hex | 4d1d417dd8 |
331203313112 has 72 divisors (see below), whose sum is σ = 725338596780. Its totient is φ = 141368220000.
The previous prime is 331203313069. The next prime is 331203313163. The reversal of 331203313112 is 211313302133.
It is a super-2 number, since 2×3312033131122 (a number of 24 digits) contains 22 as substring.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 24689687 + ... + 24703097.
Almost surely, 2331203313112 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 331203313112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (362669298390).
331203313112 is an abundant number, since it is smaller than the sum of its proper divisors (394135283668).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
331203313112 is a wasteful number, since it uses less digits than its factorization.
331203313112 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 13933 (or 13671 counting only the distinct ones).
The product of its (nonzero) digits is 972, while the sum is 23.
Adding to 331203313112 its reverse (211313302133), we get a palindrome (542516615245).
The spelling of 331203313112 in words is "three hundred thirty-one billion, two hundred three million, three hundred thirteen thousand, one hundred twelve".
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