Base | Representation |
---|---|
bin | 1011110001111… |
… | …0100100101001 |
3 | 10102222012102221 |
4 | 2330132210221 |
5 | 100122031142 |
6 | 4522554041 |
7 | 1136651341 |
oct | 274364451 |
9 | 112865387 |
10 | 49408297 |
11 | 25987204 |
12 | 14668921 |
13 | a30bca3 |
14 | 67c1d21 |
15 | 450e767 |
hex | 2f1e929 |
49408297 has 4 divisors (see below), whose sum is σ = 49577220. Its totient is φ = 49239376.
The previous prime is 49408277. The next prime is 49408309. The reversal of 49408297 is 79280494.
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 47941776 + 1466521 = 6924^2 + 1211^2 .
It is a cyclic number.
It is not a de Polignac number, because 49408297 - 27 = 49408169 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (49408237) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 84022 + ... + 84607.
It is an arithmetic number, because the mean of its divisors is an integer number (12394305).
Almost surely, 249408297 is an apocalyptic number.
It is an amenable number.
49408297 is a deficient number, since it is larger than the sum of its proper divisors (168923).
49408297 is a wasteful number, since it uses less digits than its factorization.
49408297 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 168922.
The product of its (nonzero) digits is 145152, while the sum is 43.
The square root of 49408297 is about 7029.1035701574. The cubic root of 49408297 is about 366.9441443256.
The spelling of 49408297 in words is "forty-nine million, four hundred eight thousand, two hundred ninety-seven".
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