Base | Representation |
---|---|
bin | 1011010001010… |
… | …1000011000100 |
3 | 10021221200011201 |
4 | 2310111003010 |
5 | 44100202012 |
6 | 4405112244 |
7 | 1112543425 |
oct | 264250304 |
9 | 107850151 |
10 | 47272132 |
11 | 24758286 |
12 | 139b8684 |
13 | 9a4189b |
14 | 63c764c |
15 | 423b857 |
hex | 2d150c4 |
47272132 has 12 divisors (see below), whose sum is σ = 83184556. Its totient is φ = 23505120.
The previous prime is 47272123. The next prime is 47272163. The reversal of 47272132 is 23127274.
It can be written as a sum of positive squares in 2 ways, for example, as 9523396 + 37748736 = 3086^2 + 6144^2 .
It is a self number, because there is not a number n which added to its sum of digits gives 47272132.
It is an unprimeable number.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 31923 + ... + 33370.
Almost surely, 247272132 is an apocalyptic number.
It is an amenable number.
47272132 is a deficient number, since it is larger than the sum of its proper divisors (35912424).
47272132 is a wasteful number, since it uses less digits than its factorization.
47272132 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 65478 (or 65476 counting only the distinct ones).
The product of its digits is 4704, while the sum is 28.
The square root of 47272132 is about 6875.4732200773. The cubic root of 47272132 is about 361.5777766023.
It can be divided in two parts, 4727 and 2132, that added together give a cube (6859 = 193).
The spelling of 47272132 in words is "forty-seven million, two hundred seventy-two thousand, one hundred thirty-two".
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