Base | Representation |
---|---|
bin | 10010101001110… |
… | …001001111011100 |
3 | 210210211222021021 |
4 | 102221301033130 |
5 | 1120103030414 |
6 | 51015213524 |
7 | 10516641004 |
oct | 2251611734 |
9 | 723758237 |
10 | 312939484 |
11 | 150712080 |
12 | 889772a4 |
13 | 4caab5c0 |
14 | 2d7c1004 |
15 | 1c717c24 |
hex | 12a713dc |
312939484 has 24 divisors (see below), whose sum is σ = 643387248. Its totient is φ = 131303040.
The previous prime is 312939479. The next prime is 312939499. The reversal of 312939484 is 484939213.
It is a super-2 number, since 2×3129394842 = 195862241292372512, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 312939484.
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 272977 + ... + 274120.
It is an arithmetic number, because the mean of its divisors is an integer number (26807802).
Almost surely, 2312939484 is an apocalyptic number.
It is an amenable number.
312939484 is an abundant number, since it is smaller than the sum of its proper divisors (330447764).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312939484 is a wasteful number, since it uses less digits than its factorization.
312939484 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 547125 (or 547123 counting only the distinct ones).
The product of its digits is 186624, while the sum is 43.
The square root of 312939484 is about 17690.0956469998. The cubic root of 312939484 is about 678.9223732999.
The spelling of 312939484 in words is "three hundred twelve million, nine hundred thirty-nine thousand, four hundred eighty-four".
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