Base | Representation |
---|---|
bin | 1011111010110… |
… | …1010000111001 |
3 | 10111001220011202 |
4 | 2332231100321 |
5 | 100244232021 |
6 | 4543303545 |
7 | 1144634330 |
oct | 276552071 |
9 | 114056152 |
10 | 49992761 |
11 | 26246335 |
12 | 148aabb5 |
13 | a485020 |
14 | 68d4d17 |
15 | 45c7a0b |
hex | 2fad439 |
49992761 has 16 divisors (see below), whose sum is σ = 61824000. Its totient is φ = 39365568.
The previous prime is 49992757. The next prime is 49992769. The reversal of 49992761 is 16729994.
It is a cyclic number.
It is not a de Polignac number, because 49992761 - 22 = 49992757 is a prime.
It is a Smith number, since the sum of its digits (47) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is not an unprimeable number, because it can be changed into a prime (49992769) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19640 + ... + 22038.
It is an arithmetic number, because the mean of its divisors is an integer number (3864000).
Almost surely, 249992761 is an apocalyptic number.
It is an amenable number.
49992761 is a deficient number, since it is larger than the sum of its proper divisors (11831239).
49992761 is a wasteful number, since it uses less digits than its factorization.
49992761 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 2648.
The product of its digits is 244944, while the sum is 47.
The square root of 49992761 is about 7070.5559187379. Note that the first 3 decimals coincide. The cubic root of 49992761 is about 368.3853698699.
The spelling of 49992761 in words is "forty-nine million, nine hundred ninety-two thousand, seven hundred sixty-one".
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