Base | Representation |
---|---|
bin | 1001000101111110001… |
… | …01000100100111100000 |
3 | 1002212110201102102101001 |
4 | 10202333011010213200 |
5 | 20104341004020300 |
6 | 355311242521344 |
7 | 31400432164156 |
oct | 4427705044740 |
9 | 1085421372331 |
10 | 312443423200 |
11 | 110563192327 |
12 | 50678806254 |
13 | 23603ac970c |
14 | 1119d9c93d6 |
15 | 81d9d1e16a |
hex | 48bf1449e0 |
312443423200 has 72 divisors (see below), whose sum is σ = 762837862752. Its totient is φ = 124963384320.
The previous prime is 312443423197. The next prime is 312443423209. The reversal of 312443423200 is 2324344213.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (312443423209) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10006012 + ... + 10037188.
It is an arithmetic number, because the mean of its divisors is an integer number (10594970316).
Almost surely, 2312443423200 is an apocalyptic number.
It is an amenable number.
312443423200 is an abundant number, since it is smaller than the sum of its proper divisors (450394439552).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312443423200 is a wasteful number, since it uses less digits than its factorization.
312443423200 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 43724 (or 43711 counting only the distinct ones).
The product of its (nonzero) digits is 13824, while the sum is 28.
Adding to 312443423200 its reverse (2324344213), we get a palindrome (314767767413).
The spelling of 312443423200 in words is "three hundred twelve billion, four hundred forty-three million, four hundred twenty-three thousand, two hundred".
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