Base | Representation |
---|---|
bin | 1001000101001101000… |
… | …00111111000111101000 |
3 | 1002211101222221220202202 |
4 | 10202212200333013220 |
5 | 20103020003412222 |
6 | 355202321515332 |
7 | 31354266242651 |
oct | 4424640770750 |
9 | 1084358856682 |
10 | 312031310312 |
11 | 1103715a3867 |
12 | 505827a2b48 |
13 | 23569606937 |
14 | 11160d90528 |
15 | 81b3a66892 |
hex | 48a683f1e8 |
312031310312 has 32 divisors (see below), whose sum is σ = 596453894400. Its totient is φ = 152997825024.
The previous prime is 312031310293. The next prime is 312031310347. The reversal of 312031310312 is 213013130213.
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, 1185737 + ... + 1424792.
It is an arithmetic number, because the mean of its divisors is an integer number (18639184200).
Almost surely, 2312031310312 is an apocalyptic number.
It is an amenable number.
312031310312 is a deficient number, since it is larger than the sum of its proper divisors (284422584088).
312031310312 is a wasteful number, since it uses less digits than its factorization.
312031310312 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2610825 (or 2610821 counting only the distinct ones).
The product of its (nonzero) digits is 324, while the sum is 20.
Adding to 312031310312 its reverse (213013130213), we get a palindrome (525044440525).
The spelling of 312031310312 in words is "three hundred twelve billion, thirty-one million, three hundred ten thousand, three hundred twelve".
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