Base | Representation |
---|---|
bin | 1011110011111… |
… | …0011101010001 |
3 | 10110012211120222 |
4 | 2330332131101 |
5 | 100140221042 |
6 | 4525442425 |
7 | 1141034162 |
oct | 274763521 |
9 | 113184528 |
10 | 49538897 |
11 | 25a66341 |
12 | 14710415 |
13 | a356575 |
14 | 6817769 |
15 | 45382d2 |
hex | 2f3e751 |
49538897 has 2 divisors, whose sum is σ = 49538898. Its totient is φ = 49538896.
The previous prime is 49538887. The next prime is 49538917. The reversal of 49538897 is 79883594.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 41422096 + 8116801 = 6436^2 + 2849^2 .
It is a cyclic number.
It is a de Polignac number, because none of the positive numbers 2k-49538897 is a prime.
It is not a weakly prime, because it can be changed into another prime (49538807) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24769448 + 24769449.
It is an arithmetic number, because the mean of its divisors is an integer number (24769449).
Almost surely, 249538897 is an apocalyptic number.
It is an amenable number.
49538897 is a deficient number, since it is larger than the sum of its proper divisors (1).
49538897 is an equidigital number, since it uses as much as digits as its factorization.
49538897 is an evil number, because the sum of its binary digits is even.
The product of its digits is 2177280, while the sum is 53.
The square root of 49538897 is about 7038.3873863265. The cubic root of 49538897 is about 367.2671720051.
The spelling of 49538897 in words is "forty-nine million, five hundred thirty-eight thousand, eight hundred ninety-seven".
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