Base | Representation |
---|---|
bin | 1011010111011… |
… | …0001010001001 |
3 | 10022200212210202 |
4 | 2311312022021 |
5 | 44200414042 |
6 | 4421421545 |
7 | 1116121202 |
oct | 265661211 |
9 | 108625722 |
10 | 47669897 |
11 | 249aa110 |
12 | 13b6a8b5 |
13 | 9b50952 |
14 | 648c5a9 |
15 | 42b9632 |
hex | 2d76289 |
47669897 has 16 divisors (see below), whose sum is σ = 53581824. Its totient is φ = 42042000.
The previous prime is 47669873. The next prime is 47669899. The reversal of 47669897 is 79896674.
47669897 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 47669897 - 26 = 47669833 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (47669899) 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 15 ways as a sum of consecutive naturals, for example, 51872 + ... + 52782.
It is an arithmetic number, because the mean of its divisors is an integer number (3348864).
Almost surely, 247669897 is an apocalyptic number.
It is an amenable number.
47669897 is a deficient number, since it is larger than the sum of its proper divisors (5911927).
47669897 is a wasteful number, since it uses less digits than its factorization.
47669897 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1060.
The product of its digits is 4572288, while the sum is 56.
The square root of 47669897 is about 6904.3389980504. The cubic root of 47669897 is about 362.5890945494.
The spelling of 47669897 in words is "forty-seven million, six hundred sixty-nine thousand, eight hundred ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.077 sec. • engine limits •