Base | Representation |
---|---|
bin | 101110101001010111… |
… | …100010010100000101 |
3 | 11210021120221112101221 |
4 | 232221113202110011 |
5 | 1310034024101441 |
6 | 35002000120341 |
7 | 3422116221661 |
oct | 565127422405 |
9 | 153246845357 |
10 | 50086159621 |
11 | 1a272371053 |
12 | 98599060b1 |
13 | 4952878954 |
14 | 25d1d5b8a1 |
15 | 14822138d1 |
hex | ba95e2505 |
50086159621 has 2 divisors, whose sum is σ = 50086159622. Its totient is φ = 50086159620.
The previous prime is 50086159619. The next prime is 50086159631. The reversal of 50086159621 is 12695168005.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 32938257121 + 17147902500 = 181489^2 + 130950^2 .
It is a cyclic number.
It is not a de Polignac number, because 50086159621 - 21 = 50086159619 is a prime.
Together with 50086159619, it forms a pair of twin primes.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (50086159631) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (17) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 25043079810 + 25043079811.
It is an arithmetic number, because the mean of its divisors is an integer number (25043079811).
Almost surely, 250086159621 is an apocalyptic number.
It is an amenable number.
50086159621 is a deficient number, since it is larger than the sum of its proper divisors (1).
50086159621 is an equidigital number, since it uses as much as digits as its factorization.
50086159621 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 129600, while the sum is 43.
The spelling of 50086159621 in words is "fifty billion, eighty-six million, one hundred fifty-nine thousand, six hundred twenty-one".
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