Base | Representation |
---|---|
bin | 1011010110101… |
… | …1111110011101 |
3 | 10022121202121000 |
4 | 2311223332131 |
5 | 44143100224 |
6 | 4420500513 |
7 | 1115555460 |
oct | 265537635 |
9 | 108552530 |
10 | 47628189 |
11 | 24980844 |
12 | 13b4a739 |
13 | 9b3797b |
14 | 647b2d7 |
15 | 42ac0c9 |
hex | 2d6bf9d |
47628189 has 16 divisors (see below), whose sum is σ = 80640640. Its totient is φ = 27216000.
The previous prime is 47628173. The next prime is 47628197. The reversal of 47628189 is 98182674.
47628189 is a `hidden beast` number, since 4 + 7 + 628 + 18 + 9 = 666.
It is not a de Polignac number, because 47628189 - 24 = 47628173 is a prime.
It is a Duffinian number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47628109) 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, 125812 + ... + 126189.
It is an arithmetic number, because the mean of its divisors is an integer number (5040040).
Almost surely, 247628189 is an apocalyptic number.
It is an amenable number.
47628189 is a deficient number, since it is larger than the sum of its proper divisors (33012451).
47628189 is a wasteful number, since it uses less digits than its factorization.
47628189 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 252017 (or 252011 counting only the distinct ones).
The product of its digits is 193536, while the sum is 45.
The square root of 47628189 is about 6901.3179176154. The cubic root of 47628189 is about 362.4833165528.
The spelling of 47628189 in words is "forty-seven million, six hundred twenty-eight thousand, one hundred eighty-nine".
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