Base | Representation |
---|---|
bin | 101100010000111010… |
… | …110111111101011000 |
3 | 11112200100021102201020 |
4 | 230100322313331120 |
5 | 1234314244244042 |
6 | 33500112522440 |
7 | 3301541443266 |
oct | 542072677530 |
9 | 145610242636 |
10 | 47528509272 |
11 | 1917a671532 |
12 | 9265250420 |
13 | 4635a12b8a |
14 | 242c3c1436 |
15 | 13828eb3ec |
hex | b10eb7f58 |
47528509272 has 32 divisors (see below), whose sum is σ = 125075025600. Its totient is φ = 15009002784.
The previous prime is 47528509243. The next prime is 47528509279. The reversal of 47528509272 is 27290582574.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47528509279) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 52114138 + ... + 52115049.
It is an arithmetic number, because the mean of its divisors is an integer number (3908594550).
Almost surely, 247528509272 is an apocalyptic number.
It is an amenable number.
47528509272 is an abundant number, since it is smaller than the sum of its proper divisors (77546516328).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47528509272 is a wasteful number, since it uses less digits than its factorization.
47528509272 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 104229215 (or 104229211 counting only the distinct ones).
The product of its (nonzero) digits is 2822400, while the sum is 51.
The spelling of 47528509272 in words is "forty-seven billion, five hundred twenty-eight million, five hundred nine thousand, two hundred seventy-two".
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