Base | Representation |
---|---|
bin | 1011011001010… |
… | …1101001011000 |
3 | 10022221102201121 |
4 | 2312111221120 |
5 | 44214030442 |
6 | 4424255024 |
7 | 1120166212 |
oct | 266255130 |
9 | 108842647 |
10 | 47798872 |
11 | 24a88000 |
12 | 14011474 |
13 | 9b97574 |
14 | 64c35b2 |
15 | 42e2967 |
hex | 2d95a58 |
47798872 has 48 divisors (see below), whose sum is σ = 100071720. Its totient is φ = 21402480.
The previous prime is 47798837. The next prime is 47798911. The reversal of 47798872 is 27889774.
It is a happy number.
It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.
47798872 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
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 11 ways as a sum of consecutive naturals, for example, 713383 + ... + 713449.
Almost surely, 247798872 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 47798872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (50035860).
47798872 is an abundant number, since it is smaller than the sum of its proper divisors (52272848).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
47798872 is an equidigital number, since it uses as much as digits as its factorization.
47798872 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 173 (or 80 counting only the distinct ones).
The product of its digits is 1580544, while the sum is 52.
The square root of 47798872 is about 6913.6728299797. The cubic root of 47798872 is about 362.9158053891.
The spelling of 47798872 in words is "forty-seven million, seven hundred ninety-eight thousand, eight hundred seventy-two".
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