Base | Representation |
---|---|
bin | 1011110011100… |
… | …0010101100001 |
3 | 10110011120012101 |
4 | 2330320111201 |
5 | 100133420300 |
6 | 4525130401 |
7 | 1140601114 |
oct | 274702541 |
9 | 113146171 |
10 | 49513825 |
11 | 25a49519 |
12 | 146b9a01 |
13 | a34802a |
14 | 680c57b |
15 | 4530b6a |
hex | 2f38561 |
49513825 has 12 divisors (see below), whose sum is σ = 64067328. Its totient is φ = 37888400.
The previous prime is 49513823. The next prime is 49513831. The reversal of 49513825 is 52831594.
49513825 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 49513825 - 21 = 49513823 is a prime.
It is a super-2 number, since 2×495138252 = 4903237732261250, which contains 22 as substring.
It is not an unprimeable number, because it can be changed into a prime (49513823) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42481 + ... + 43630.
It is an arithmetic number, because the mean of its divisors is an integer number (5338944).
Almost surely, 249513825 is an apocalyptic number.
It is an amenable number.
49513825 is a deficient number, since it is larger than the sum of its proper divisors (14553503).
49513825 is a wasteful number, since it uses less digits than its factorization.
49513825 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 86144 (or 86139 counting only the distinct ones).
The product of its digits is 43200, while the sum is 37.
The square root of 49513825 is about 7036.6060711113. The cubic root of 49513825 is about 367.2052026775.
The spelling of 49513825 in words is "forty-nine million, five hundred thirteen thousand, eight hundred twenty-five".
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