Base | Representation |
---|---|
bin | 1011001101101… |
… | …0001010100101 |
3 | 10021111102100000 |
4 | 2303122022211 |
5 | 44014442244 |
6 | 4400011513 |
7 | 1110520320 |
oct | 263321245 |
9 | 107442300 |
10 | 47030949 |
11 | 24603059 |
12 | 13900b99 |
13 | 9988b84 |
14 | 63637b7 |
15 | 41e0169 |
hex | 2cda2a5 |
47030949 has 48 divisors (see below), whose sum is σ = 82514432. Its totient is φ = 26209008.
The previous prime is 47030927. The next prime is 47030957. The reversal of 47030949 is 94903074.
47030949 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 47030949 - 25 = 47030917 is a prime.
It is an alternating number because its digits alternate between even and odd.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47030989) 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 47 ways as a sum of consecutive naturals, for example, 72822 + ... + 73464.
Almost surely, 247030949 is an apocalyptic number.
It is an amenable number.
47030949 is a deficient number, since it is larger than the sum of its proper divisors (35483483).
47030949 is an equidigital number, since it uses as much as digits as its factorization.
47030949 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 708 (or 696 counting only the distinct ones).
The product of its (nonzero) digits is 27216, while the sum is 36.
The square root of 47030949 is about 6857.9114167507. The cubic root of 47030949 is about 360.9618030861.
The spelling of 47030949 in words is "forty-seven million, thirty thousand, nine hundred forty-nine".
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