Base | Representation |
---|---|
bin | 1001011111101001001… |
… | …0010011000010010111 |
3 | 120121000121200101000101 |
4 | 2113322102103002113 |
5 | 10133023344444034 |
6 | 202533311154531 |
7 | 14533042456525 |
oct | 2277222230227 |
9 | 517017611011 |
10 | 163112890519 |
11 | 631a2a79957 |
12 | 27742215a47 |
13 | 124c6159087 |
14 | 7c75105315 |
15 | 4399dd0514 |
hex | 25fa493097 |
163112890519 has 2 divisors, whose sum is σ = 163112890520. Its totient is φ = 163112890518.
The previous prime is 163112890511. The next prime is 163112890547. The reversal of 163112890519 is 915098211361.
163112890519 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It is an emirp because it is prime and its reverse (915098211361) is a distict prime.
It is a cyclic number.
It is not a de Polignac number, because 163112890519 - 23 = 163112890511 is a prime.
It is a super-2 number, since 2×1631128905192 (a number of 23 digits) contains 22 as substring.
It is a congruent number.
It is not a weakly prime, because it can be changed into another prime (163112890511) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (19) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 81556445259 + 81556445260.
It is an arithmetic number, because the mean of its divisors is an integer number (81556445260).
Almost surely, 2163112890519 is an apocalyptic number.
163112890519 is a deficient number, since it is larger than the sum of its proper divisors (1).
163112890519 is an equidigital number, since it uses as much as digits as its factorization.
163112890519 is an odious number, because the sum of its binary digits is odd.
The product of its (nonzero) digits is 116640, while the sum is 46.
The spelling of 163112890519 in words is "one hundred sixty-three billion, one hundred twelve million, eight hundred ninety thousand, five hundred nineteen".
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