Base | Representation |
---|---|
bin | 1001001000010100001… |
… | …0100000100010010001 |
3 | 112222212012112202020102 |
4 | 2102011002200202101 |
5 | 10032212304144222 |
6 | 200020054022145 |
7 | 14221624140455 |
oct | 2220502404221 |
9 | 488765482212 |
10 | 156850849937 |
11 | 6057a241101 |
12 | 26495047955 |
13 | 11a389c3312 |
14 | 783d5a4665 |
15 | 4130285d92 |
hex | 24850a0891 |
156850849937 has 2 divisors, whose sum is σ = 156850849938. Its totient is φ = 156850849936.
The previous prime is 156850849921. The next prime is 156850849999. The reversal of 156850849937 is 739948058651.
It is a Cunningham number, because it is equal to 3960442+1.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 156850849936 + 1 = 396044^2 + 1^2 .
It is an emirp because it is prime and its reverse (739948058651) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 156850849937 - 24 = 156850849921 is a prime.
It is not a weakly prime, because it can be changed into another prime (156850249937) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 78425424968 + 78425424969.
It is an arithmetic number, because the mean of its divisors is an integer number (78425424969).
Almost surely, 2156850849937 is an apocalyptic number.
It is an amenable number.
156850849937 is a deficient number, since it is larger than the sum of its proper divisors (1).
156850849937 is an equidigital number, since it uses as much as digits as its factorization.
156850849937 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 65318400, while the sum is 65.
The spelling of 156850849937 in words is "one hundred fifty-six billion, eight hundred fifty million, eight hundred forty-nine thousand, nine hundred thirty-seven".
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