Base | Representation |
---|---|
bin | 1001000101100100110… |
… | …00001011111111010000 |
3 | 1002211220212110011220011 |
4 | 10202302120023333100 |
5 | 20103421431032240 |
6 | 355234151324304 |
7 | 31362234006136 |
oct | 4426230137720 |
9 | 1084825404804 |
10 | 312230330320 |
11 | 110463977507 |
12 | 50619380694 |
13 | 2359b909b5c |
14 | 1117d599756 |
15 | 81c627a6ea |
hex | 48b260bfd0 |
312230330320 has 40 divisors (see below), whose sum is σ = 764142654240. Its totient is φ = 118318861440.
The previous prime is 312230330317. The next prime is 312230330359. The reversal of 312230330320 is 23033032213.
It is a tau number, because it is divible by the number of its divisors (40).
It is a super-3 number, since 3×3122303303203 (a number of 35 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.
It is a junction number, because it is equal to n+sod(n) for n = 312230330291 and 312230330300.
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, 102705826 + ... + 102708865.
It is an arithmetic number, because the mean of its divisors is an integer number (19103566356).
Almost surely, 2312230330320 is an apocalyptic number.
It is an amenable number.
312230330320 is an abundant number, since it is smaller than the sum of its proper divisors (451912323920).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
312230330320 is a wasteful number, since it uses less digits than its factorization.
312230330320 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 205414723 (or 205414717 counting only the distinct ones).
The product of its (nonzero) digits is 1944, while the sum is 22.
Adding to 312230330320 its reverse (23033032213), we get a palindrome (335263362533).
The spelling of 312230330320 in words is "three hundred twelve billion, two hundred thirty million, three hundred thirty thousand, three hundred twenty".
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