Base | Representation |
---|---|
bin | 1011001101101… |
… | …0000111000100 |
3 | 10021111102000200 |
4 | 2303122013010 |
5 | 44014440344 |
6 | 4400010500 |
7 | 1110516546 |
oct | 263320704 |
9 | 107442020 |
10 | 47030724 |
11 | 24602974 |
12 | 13900a30 |
13 | 9988a40 |
14 | 6363696 |
15 | 41e0069 |
hex | 2cda1c4 |
47030724 has 36 divisors (see below), whose sum is σ = 128029356. Its totient is φ = 14470848.
The previous prime is 47030723. The next prime is 47030749. The reversal of 47030724 is 42703074.
It can be written as a sum of positive squares in 2 ways, for example, as 32285124 + 14745600 = 5682^2 + 3840^2 .
It is a tau number, because it is divible by the number of its divisors (36).
It is not an unprimeable number, because it can be changed into a prime (47030723) by changing a digit.
It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 49779 + ... + 50714.
It is an arithmetic number, because the mean of its divisors is an integer number (3556371).
Almost surely, 247030724 is an apocalyptic number.
It is an amenable number.
47030724 is an abundant number, since it is smaller than the sum of its proper divisors (80998632).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47030724 is a wasteful number, since it uses less digits than its factorization.
47030724 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 100516 (or 100511 counting only the distinct ones).
The product of its (nonzero) digits is 4704, while the sum is 27.
The square root of 47030724 is about 6857.8950123197. The cubic root of 47030724 is about 360.9612274614.
Adding to 47030724 its reverse (42703074), we get a palindrome (89733798).
The spelling of 47030724 in words is "forty-seven million, thirty thousand, seven hundred twenty-four".
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