Base | Representation |
---|---|
bin | 1011110111001… |
… | …0101100111010 |
3 | 10110121201010122 |
4 | 2331302230322 |
5 | 100214043030 |
6 | 4534213242 |
7 | 1142615105 |
oct | 275625472 |
9 | 113551118 |
10 | 49752890 |
11 | 260a20a0 |
12 | 147b4222 |
13 | a3ccaa5 |
14 | 687173c |
15 | 457b8e5 |
hex | 2f72b3a |
49752890 has 32 divisors (see below), whose sum is σ = 98115840. Its totient is φ = 18014400.
The previous prime is 49752889. The next prime is 49752917. The reversal of 49752890 is 9825794.
It is a happy number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 28976 + ... + 30644.
It is an arithmetic number, because the mean of its divisors is an integer number (3066120).
Almost surely, 249752890 is an apocalyptic number.
49752890 is a deficient number, since it is larger than the sum of its proper divisors (48362950).
49752890 is a wasteful number, since it uses less digits than its factorization.
49752890 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 1958.
The product of its (nonzero) digits is 181440, while the sum is 44.
The square root of 49752890 is about 7053.5728535261. The cubic root of 49752890 is about 367.7952399415.
The spelling of 49752890 in words is "forty-nine million, seven hundred fifty-two thousand, eight hundred ninety".
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