Base | Representation |
---|---|
bin | 1011111001001… |
… | …1000001000001 |
3 | 10110212102200211 |
4 | 2332103001001 |
5 | 100232311444 |
6 | 4541114121 |
7 | 1144006021 |
oct | 276230101 |
9 | 113772624 |
10 | 49885249 |
11 | 26182587 |
12 | 14858941 |
13 | a4480cb |
14 | 68a7a81 |
15 | 45a5c34 |
hex | 2f93041 |
49885249 has 4 divisors (see below), whose sum is σ = 51605460. Its totient is φ = 48165040.
The previous prime is 49885237. The next prime is 49885273. The reversal of 49885249 is 94258894.
It is a semiprime because it is the product of two primes.
It can be written as a sum of positive squares in 2 ways, for example, as 10195249 + 39690000 = 3193^2 + 6300^2 .
It is a cyclic number.
It is not a de Polignac number, because 49885249 - 25 = 49885217 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (49888249) 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 in 3 ways as a sum of consecutive naturals, for example, 860062 + ... + 860119.
It is an arithmetic number, because the mean of its divisors is an integer number (12901365).
Almost surely, 249885249 is an apocalyptic number.
It is an amenable number.
49885249 is a deficient number, since it is larger than the sum of its proper divisors (1720211).
49885249 is a wasteful number, since it uses less digits than its factorization.
49885249 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1720210.
The product of its digits is 829440, while the sum is 49.
The square root of 49885249 is about 7062.9490299732. The cubic root of 49885249 is about 368.1211031206.
The spelling of 49885249 in words is "forty-nine million, eight hundred eighty-five thousand, two hundred forty-nine".
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