Base | Representation |
---|---|
bin | 1011001110011… |
… | …0011001110001 |
3 | 10021120222002110 |
4 | 2303212121301 |
5 | 44023043243 |
6 | 4401035533 |
7 | 1111116414 |
oct | 263463161 |
9 | 107528073 |
10 | 47081073 |
11 | 24637786 |
12 | 13925ba9 |
13 | 99a5930 |
14 | 6377b7b |
15 | 41eee33 |
hex | 2ce6671 |
47081073 has 16 divisors (see below), whose sum is σ = 67729536. Its totient is φ = 28919040.
The previous prime is 47081071. The next prime is 47081093. The reversal of 47081073 is 37018074.
It is a happy number.
It is not a de Polignac number, because 47081073 - 21 = 47081071 is a prime.
It is a Curzon number.
It is a self number, because there is not a number n which added to its sum of digits gives 47081073.
It is not an unprimeable number, because it can be changed into a prime (47081071) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 33913 + ... + 35273.
It is an arithmetic number, because the mean of its divisors is an integer number (4233096).
Almost surely, 247081073 is an apocalyptic number.
It is an amenable number.
47081073 is a deficient number, since it is larger than the sum of its proper divisors (20648463).
47081073 is a wasteful number, since it uses less digits than its factorization.
47081073 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 2264.
The product of its (nonzero) digits is 4704, while the sum is 30.
The square root of 47081073 is about 6861.5649089694. The cubic root of 47081073 is about 361.0899911979.
The spelling of 47081073 in words is "forty-seven million, eighty-one thousand, seventy-three".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •