Base | Representation |
---|---|
bin | 10010100111110… |
… | …011000001010100 |
3 | 210202212201002010 |
4 | 102213303001110 |
5 | 1114440004414 |
6 | 51000144220 |
7 | 10512355503 |
oct | 2247630124 |
9 | 722781063 |
10 | 312422484 |
11 | 150399700 |
12 | 88768070 |
13 | 4c95a19a |
14 | 2d6c883a |
15 | 1c664959 |
hex | 129f3054 |
312422484 has 72 divisors (see below), whose sum is σ = 809448640. Its totient is φ = 93709440.
The previous prime is 312422459. The next prime is 312422527. The reversal of 312422484 is 484224213.
It is a hoax number, since the sum of its digits (30) coincides with the sum of the digits of its distinct prime factors.
It is a congruent number.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 148512 + ... + 150600.
Almost surely, 2312422484 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 312422484, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (404724320).
312422484 is an abundant number, since it is smaller than the sum of its proper divisors (497026156).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312422484 is a wasteful number, since it uses less digits than its factorization.
312422484 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2221 (or 2208 counting only the distinct ones).
The product of its digits is 12288, while the sum is 30.
The square root of 312422484 is about 17675.4769101148. The cubic root of 312422484 is about 678.5482899631.
Adding to 312422484 its reverse (484224213), we get a palindrome (796646697).
The spelling of 312422484 in words is "three hundred twelve million, four hundred twenty-two thousand, four hundred eighty-four".
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