Base | Representation |
---|---|
bin | 1001000101110000110… |
… | …01000001000100011111 |
3 | 1002212011220021110020002 |
4 | 10202320121001010133 |
5 | 20104123242223124 |
6 | 355252153444515 |
7 | 31364600330051 |
oct | 4427031010437 |
9 | 1085156243202 |
10 | 312331211039 |
11 | 11050590a701 |
12 | 5064711073b |
13 | 235b679b4a3 |
14 | 1118cb398d1 |
15 | 81d00560ae |
hex | 48b864111f |
312331211039 has 2 divisors, whose sum is σ = 312331211040. Its totient is φ = 312331211038.
The previous prime is 312331211021. The next prime is 312331211051. The reversal of 312331211039 is 930112133213.
It is a happy number.
It is a strong prime.
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-312331211039 is a prime.
It is a Sophie Germain prime.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (312331231039) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 156165605519 + 156165605520.
It is an arithmetic number, because the mean of its divisors is an integer number (156165605520).
Almost surely, 2312331211039 is an apocalyptic number.
312331211039 is a deficient number, since it is larger than the sum of its proper divisors (1).
312331211039 is an equidigital number, since it uses as much as digits as its factorization.
312331211039 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2916, while the sum is 29.
The spelling of 312331211039 in words is "three hundred twelve billion, three hundred thirty-one million, two hundred eleven thousand, thirty-nine".
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