Base | Representation |
---|---|
bin | 10010100111011… |
… | …000010111110010 |
3 | 210202200011100101 |
4 | 102213120113302 |
5 | 1114423011310 |
6 | 50553543014 |
7 | 10511422330 |
oct | 2247302762 |
9 | 722604311 |
10 | 312313330 |
11 | 15032469a |
12 | 88714a6a |
13 | 4c91c5b4 |
14 | 2d69ab50 |
15 | 1c64243a |
hex | 129d85f2 |
312313330 has 32 divisors (see below), whose sum is σ = 644276736. Its totient is φ = 106778304.
The previous prime is 312313327. The next prime is 312313333. The reversal of 312313330 is 33313213.
It is an interprime number because it is at equal distance from previous prime (312313327) and next prime (312313333).
It is a junction number, because it is equal to n+sod(n) for n = 312313298 and 312313307.
It is not an unprimeable number, because it can be changed into a prime (312313333) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19612 + ... + 31768.
It is an arithmetic number, because the mean of its divisors is an integer number (20133648).
Almost surely, 2312313330 is an apocalyptic number.
312313330 is an abundant number, since it is smaller than the sum of its proper divisors (331963406).
312313330 is a wasteful number, since it uses less digits than its factorization.
312313330 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 12538.
The product of its (nonzero) digits is 486, while the sum is 19.
The square root of 312313330 is about 17672.3889160464. The cubic root of 312313330 is about 678.4692571457.
Adding to 312313330 its reverse (33313213), we get a palindrome (345626543).
The spelling of 312313330 in words is "three hundred twelve million, three hundred thirteen thousand, three hundred thirty".
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