Base | Representation |
---|---|
bin | 1011001110100… |
… | …0011100100110 |
3 | 10021121101120120 |
4 | 2303220130212 |
5 | 44023330241 |
6 | 4401142410 |
7 | 1111153005 |
oct | 263503446 |
9 | 107541516 |
10 | 47089446 |
11 | 24642aa8 |
12 | 1392aa06 |
13 | 99a96a1 |
14 | 637ac3c |
15 | 4202666 |
hex | 2ce8726 |
47089446 has 32 divisors (see below), whose sum is σ = 97878240. Its totient is φ = 15085056.
The previous prime is 47089433. The next prime is 47089457. The reversal of 47089446 is 64498074.
47089446 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a Curzon number.
It is a junction number, because it is equal to n+sod(n) for n = 47089398 and 47089407.
It is a congruent number.
It is an unprimeable number.
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, 47710 + ... + 48686.
It is an arithmetic number, because the mean of its divisors is an integer number (3058695).
Almost surely, 247089446 is an apocalyptic number.
47089446 is an abundant number, since it is smaller than the sum of its proper divisors (50788794).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47089446 is a wasteful number, since it uses less digits than its factorization.
47089446 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 1288.
The product of its (nonzero) digits is 193536, while the sum is 42.
The square root of 47089446 is about 6862.1750196275. The cubic root of 47089446 is about 361.1113956044. Note that the first 3 decimals are identical.
The spelling of 47089446 in words is "forty-seven million, eighty-nine thousand, four hundred forty-six".
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