Base | Representation |
---|---|
bin | 1011010100110… |
… | …0101010110001 |
3 | 10022101020200112 |
4 | 2311030222301 |
5 | 44124444303 |
6 | 4414031105 |
7 | 1114512554 |
oct | 265145261 |
9 | 108336615 |
10 | 47499953 |
11 | 248a3466 |
12 | 13aa8495 |
13 | 9ac14a7 |
14 | 644669b |
15 | 42840d8 |
hex | 2d4cab1 |
47499953 has 2 divisors, whose sum is σ = 47499954. Its totient is φ = 47499952.
The previous prime is 47499937. The next prime is 47499979. The reversal of 47499953 is 35999474.
47499953 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 47499664 + 289 = 6892^2 + 17^2 .
It is a cyclic number.
It is not a de Polignac number, because 47499953 - 24 = 47499937 is a prime.
It is a Sophie Germain prime.
It is a Curzon number.
It is not a weakly prime, because it can be changed into another prime (47499913) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 23749976 + 23749977.
It is an arithmetic number, because the mean of its divisors is an integer number (23749977).
Almost surely, 247499953 is an apocalyptic number.
It is an amenable number.
47499953 is a deficient number, since it is larger than the sum of its proper divisors (1).
47499953 is an equidigital number, since it uses as much as digits as its factorization.
47499953 is an odious number, because the sum of its binary digits is odd.
The product of its digits is 1224720, while the sum is 50.
The square root of 47499953 is about 6892.0209663059. The cubic root of 47499953 is about 362.1577027235.
The spelling of 47499953 in words is "forty-seven million, four hundred ninety-nine thousand, nine hundred fifty-three".
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