Base | Representation |
---|---|
bin | 1011010001011… |
… | …0010011100101 |
3 | 10021221221020120 |
4 | 2310112103211 |
5 | 44100333120 |
6 | 4405152153 |
7 | 1112564436 |
oct | 264262345 |
9 | 107857216 |
10 | 47277285 |
11 | 24761140 |
12 | 139bb659 |
13 | 9a44033 |
14 | 63c948d |
15 | 423d140 |
hex | 2d164e5 |
47277285 has 32 divisors (see below), whose sum is σ = 82857600. Its totient is φ = 22828800.
The previous prime is 47277283. The next prime is 47277317. The reversal of 47277285 is 58277274.
47277285 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is not a de Polignac number, because 47277285 - 21 = 47277283 is a prime.
It is a Curzon number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47277281) 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 in 31 ways as a sum of consecutive naturals, for example, 57175 + ... + 57995.
It is an arithmetic number, because the mean of its divisors is an integer number (2589300).
Almost surely, 247277285 is an apocalyptic number.
It is an amenable number.
47277285 is a deficient number, since it is larger than the sum of its proper divisors (35580315).
47277285 is a wasteful number, since it uses less digits than its factorization.
47277285 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1189.
The product of its digits is 219520, while the sum is 42.
The square root of 47277285 is about 6875.8479477080. The cubic root of 47277285 is about 361.5909143116.
The spelling of 47277285 in words is "forty-seven million, two hundred seventy-seven thousand, two hundred eighty-five".
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