Base | Representation |
---|---|
bin | 1011010110000… |
… | …0001000000000 |
3 | 10022112022000012 |
4 | 2311200020000 |
5 | 44140022043 |
6 | 4415444052 |
7 | 1115264114 |
oct | 265401000 |
9 | 108468005 |
10 | 47579648 |
11 | 24948326 |
12 | 13b26628 |
13 | 9b1b84c |
14 | 6467744 |
15 | 429ca18 |
hex | 2d60200 |
47579648 has 80 divisors (see below), whose sum is σ = 102954720. Its totient is φ = 21897216.
The previous prime is 47579611. The next prime is 47579657. The reversal of 47579648 is 84697574.
It is a junction number, because it is equal to n+sod(n) for n = 47579596 and 47579605.
It is an unprimeable number.
It is a pernicious number, because its binary representation contains a prime number (7) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 651740 + ... + 651812.
It is an arithmetic number, because the mean of its divisors is an integer number (1286934).
Almost surely, 247579648 is an apocalyptic number.
It is an amenable number.
It is a practical number, because each smaller number is the sum of distinct divisors of 47579648, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (51477360).
47579648 is an abundant number, since it is smaller than the sum of its proper divisors (55375072).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47579648 is an equidigital number, since it uses as much as digits as its factorization.
47579648 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 177 (or 161 counting only the distinct ones).
The product of its digits is 1693440, while the sum is 50.
The square root of 47579648 is about 6897.8002290585. The cubic root of 47579648 is about 362.3601312157.
The spelling of 47579648 in words is "forty-seven million, five hundred seventy-nine thousand, six hundred forty-eight".
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