Base | Representation |
---|---|
bin | 1011011100011… |
… | …0011000001011 |
3 | 10100022120112022 |
4 | 2313012120023 |
5 | 44241422400 |
6 | 4432435055 |
7 | 1121660150 |
oct | 267063013 |
9 | 110276468 |
10 | 47998475 |
11 | 25103a68 |
12 | 140a8a8b |
13 | 9c37385 |
14 | 6536227 |
15 | 4331b85 |
hex | 2dc660b |
47998475 has 12 divisors (see below), whose sum is σ = 68020944. Its totient is φ = 32913120.
The previous prime is 47998471. The next prime is 47998481. The reversal of 47998475 is 57489974.
47998475 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 47998475 - 22 = 47998471 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47998471) 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 11 ways as a sum of consecutive naturals, for example, 136964 + ... + 137313.
It is an arithmetic number, because the mean of its divisors is an integer number (5668412).
Almost surely, 247998475 is an apocalyptic number.
47998475 is a deficient number, since it is larger than the sum of its proper divisors (20022469).
47998475 is a wasteful number, since it uses less digits than its factorization.
47998475 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 274294 (or 274289 counting only the distinct ones).
The product of its digits is 2540160, while the sum is 53.
The square root of 47998475 is about 6928.0931720063. The cubic root of 47998475 is about 363.4202697633.
The spelling of 47998475 in words is "forty-seven million, nine hundred ninety-eight thousand, four hundred seventy-five".
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