Base | Representation |
---|---|
bin | 1011101111010… |
… | …1111100011001 |
3 | 10102122202011101 |
4 | 2323311330121 |
5 | 100101220011 |
6 | 4515231401 |
7 | 1135356223 |
oct | 273657431 |
9 | 112582141 |
10 | 49241881 |
11 | 25883177 |
12 | 145a8561 |
13 | a281310 |
14 | 677b413 |
15 | 44ca2c1 |
hex | 2ef5f19 |
49241881 has 8 divisors (see below), whose sum is σ = 53149824. Its totient is φ = 45351120.
The previous prime is 49241869. The next prime is 49241893. The reversal of 49241881 is 18814294.
It is an interprime number because it is at equal distance from previous prime (49241869) and next prime (49241893).
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 49241881 - 215 = 49209113 is a prime.
It is a super-2 number, since 2×492418812 = 4849525688836322, which contains 22 as substring.
It is a self number, because there is not a number n which added to its sum of digits gives 49241881.
It is not an unprimeable number, because it can be changed into a prime (49241821) 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 in 7 ways as a sum of consecutive naturals, for example, 2016 + ... + 10126.
It is an arithmetic number, because the mean of its divisors is an integer number (6643728).
Almost surely, 249241881 is an apocalyptic number.
It is an amenable number.
49241881 is a deficient number, since it is larger than the sum of its proper divisors (3907943).
49241881 is a wasteful number, since it uses less digits than its factorization.
49241881 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8591.
The product of its digits is 18432, while the sum is 37.
The square root of 49241881 is about 7017.2559451683. The cubic root of 49241881 is about 366.5317030372.
The spelling of 49241881 in words is "forty-nine million, two hundred forty-one thousand, eight hundred eighty-one".
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