Base | Representation |
---|---|
bin | 101110011100101010… |
… | …110011000100100111 |
3 | 11202201202001020200010 |
4 | 232130222303010213 |
5 | 1304120003331231 |
6 | 34524505421303 |
7 | 3413621254020 |
oct | 563452630447 |
9 | 152652036603 |
10 | 49873105191 |
11 | 1a173082108 |
12 | 97ba49a833 |
13 | 491a6a0740 |
14 | 25b193bc47 |
15 | 146d67b546 |
hex | b9cab3127 |
49873105191 has 64 divisors (see below), whose sum is σ = 82988236800. Its totient is φ = 25939495296.
The previous prime is 49873105151. The next prime is 49873105193. The reversal of 49873105191 is 19150137894.
It is not a de Polignac number, because 49873105191 - 26 = 49873105127 is a prime.
It is a super-2 number, since 2×498731051912 (a number of 22 digits) contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 49873105191.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (49873105193) 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 in 63 ways as a sum of consecutive naturals, for example, 31034110 + ... + 31035716.
It is an arithmetic number, because the mean of its divisors is an integer number (1296691200).
Almost surely, 249873105191 is an apocalyptic number.
49873105191 is a deficient number, since it is larger than the sum of its proper divisors (33115131609).
49873105191 is a wasteful number, since it uses less digits than its factorization.
49873105191 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 3148.
The product of its (nonzero) digits is 272160, while the sum is 48.
The spelling of 49873105191 in words is "forty-nine billion, eight hundred seventy-three million, one hundred five thousand, one hundred ninety-one".
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