Base | Representation |
---|---|
bin | 1011011100010… |
… | …0000111101000 |
3 | 10100022002211200 |
4 | 2313010013220 |
5 | 44241123344 |
6 | 4432324200 |
7 | 1121621163 |
oct | 267040750 |
9 | 110262750 |
10 | 47989224 |
11 | 250a8018 |
12 | 140a3660 |
13 | 9c330ba |
14 | 6532ada |
15 | 432e069 |
hex | 2dc41e8 |
47989224 has 48 divisors (see below), whose sum is σ = 135626400. Its totient is φ = 15300384.
The previous prime is 47989199. The next prime is 47989237. The reversal of 47989224 is 42298974.
It is a hoax number, since the sum of its digits (45) coincides with the sum of the digits of its distinct prime factors.
It is a self number, because there is not a number n which added to its sum of digits gives 47989224.
It is an unprimeable number.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 12834 + ... + 16145.
It is an arithmetic number, because the mean of its divisors is an integer number (2825550).
Almost surely, 247989224 is an apocalyptic number.
It is an amenable number.
47989224 is an abundant number, since it is smaller than the sum of its proper divisors (87637176).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47989224 is a wasteful number, since it uses less digits than its factorization.
47989224 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 29014 (or 29007 counting only the distinct ones).
The product of its digits is 290304, while the sum is 45.
The square root of 47989224 is about 6927.4254958101. The cubic root of 47989224 is about 363.3969202928.
The spelling of 47989224 in words is "forty-seven million, nine hundred eighty-nine thousand, two hundred twenty-four".
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