Base | Representation |
---|---|
bin | 10010100110101… |
… | …010110011001000 |
3 | 210202022200021211 |
4 | 102212222303020 |
5 | 1114401023124 |
6 | 50545542504 |
7 | 10510014163 |
oct | 2246526310 |
9 | 722280254 |
10 | 312126664 |
11 | 150207423 |
12 | 88644a34 |
13 | 4c885645 |
14 | 2d64cada |
15 | 1c606e94 |
hex | 129aacc8 |
312126664 has 32 divisors (see below), whose sum is σ = 623808000. Its totient is φ = 145900800.
The previous prime is 312126653. The next prime is 312126667. The reversal of 312126664 is 466621213.
It is not an unprimeable number, because it can be changed into a prime (312126667) by changing a digit.
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 7 ways as a sum of consecutive naturals, for example, 12937 + ... + 28135.
It is an arithmetic number, because the mean of its divisors is an integer number (19494000).
Almost surely, 2312126664 is an apocalyptic number.
312126664 is a gapful number since it is divisible by the number (34) formed by its first and last digit.
It is an amenable number.
312126664 is a deficient number, since it is larger than the sum of its proper divisors (311681336).
312126664 is a wasteful number, since it uses less digits than its factorization.
312126664 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 15373 (or 15369 counting only the distinct ones).
The product of its digits is 10368, while the sum is 31.
The square root of 312126664 is about 17667.1068372838. The cubic root of 312126664 is about 678.3340591779.
Adding to 312126664 its reverse (466621213), we get a palindrome (778747877).
The spelling of 312126664 in words is "three hundred twelve million, one hundred twenty-six thousand, six hundred sixty-four".
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