Base | Representation |
---|---|
bin | 101110110111010100… |
… | …000010001000011101 |
3 | 11210212220012001222221 |
4 | 232313110002020131 |
5 | 1311023422404042 |
6 | 35041114505341 |
7 | 3430656661126 |
oct | 566724021035 |
9 | 153786161887 |
10 | 50320122397 |
11 | 1a382440816 |
12 | 9904135251 |
13 | 498c19486c |
14 | 261506104d |
15 | 1497a2ad67 |
hex | bb750221d |
50320122397 has 2 divisors, whose sum is σ = 50320122398. Its totient is φ = 50320122396.
The previous prime is 50320122289. The next prime is 50320122491. The reversal of 50320122397 is 79322102305.
It is a strong prime.
It can be written as a sum of positive squares in only one way, i.e., 50146436356 + 173686041 = 223934^2 + 13179^2 .
It is a cyclic number.
It is not a de Polignac number, because 50320122397 - 227 = 50185904669 is a prime.
It is a super-2 number, since 2×503201223972 (a number of 22 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (50320122997) 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, 25160061198 + 25160061199.
It is an arithmetic number, because the mean of its divisors is an integer number (25160061199).
Almost surely, 250320122397 is an apocalyptic number.
It is an amenable number.
50320122397 is a deficient number, since it is larger than the sum of its proper divisors (1).
50320122397 is an equidigital number, since it uses as much as digits as its factorization.
50320122397 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 22680, while the sum is 34.
The spelling of 50320122397 in words is "fifty billion, three hundred twenty million, one hundred twenty-two thousand, three hundred ninety-seven".
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