Base | Representation |
---|---|
bin | 10010100111110… |
… | …010111001110000 |
3 | 210202212200102012 |
4 | 102213302321300 |
5 | 1114440001000 |
6 | 51000142052 |
7 | 10512354212 |
oct | 2247627160 |
9 | 722780365 |
10 | 312422000 |
11 | 150399300 |
12 | 88767928 |
13 | 4c959bb7 |
14 | 2d6c85b2 |
15 | 1c664735 |
hex | 129f2e70 |
312422000 has 120 divisors (see below), whose sum is σ = 830998896. Its totient is φ = 113520000.
The previous prime is 312421943. The next prime is 312422021. The reversal of 312422000 is 224213.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 241355 + ... + 242645.
Almost surely, 2312422000 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 312422000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (415499448).
312422000 is an abundant number, since it is smaller than the sum of its proper divisors (518576896).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312422000 is a wasteful number, since it uses less digits than its factorization.
312422000 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1336 (or 1309 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 14.
The square root of 312422000 is about 17675.4632188240. The cubic root of 312422000 is about 678.5479395642.
Adding to 312422000 its reverse (224213), we get a palindrome (312646213).
The spelling of 312422000 in words is "three hundred twelve million, four hundred twenty-two thousand".
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