Base | Representation |
---|---|
bin | 1011110111110… |
… | …0100110110001 |
3 | 10110200202210010 |
4 | 2331330212301 |
5 | 100221342312 |
6 | 4535125133 |
7 | 1143144300 |
oct | 275744661 |
9 | 113622703 |
10 | 49793457 |
11 | 2611a61a |
12 | 148137a9 |
13 | a4153ac |
14 | 6882437 |
15 | 458893c |
hex | 2f7c9b1 |
49793457 has 12 divisors (see below), whose sum is σ = 77230896. Its totient is φ = 28453320.
The previous prime is 49793437. The next prime is 49793461. The reversal of 49793457 is 75439794.
It is a happy number.
It is not a de Polignac number, because 49793457 - 28 = 49793201 is a prime.
It is not an unprimeable number, because it can be changed into a prime (49793437) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 169219 + ... + 169512.
It is an arithmetic number, because the mean of its divisors is an integer number (6435908).
Almost surely, 249793457 is an apocalyptic number.
It is an amenable number.
49793457 is a deficient number, since it is larger than the sum of its proper divisors (27437439).
49793457 is a wasteful number, since it uses less digits than its factorization.
49793457 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 338748 (or 338741 counting only the distinct ones).
The product of its digits is 952560, while the sum is 48.
The square root of 49793457 is about 7056.4479024506. The cubic root of 49793457 is about 367.8951758189.
The spelling of 49793457 in words is "forty-nine million, seven hundred ninety-three thousand, four hundred fifty-seven".
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