Base | Representation |
---|---|
bin | 101100011100111110… |
… | …110100100111111110 |
3 | 11120012110001110111222 |
4 | 230130332310213332 |
5 | 1240223100331112 |
6 | 33532142113342 |
7 | 3306546464450 |
oct | 543476644776 |
9 | 146173043458 |
10 | 47730870782 |
11 | 19273917751 |
12 | 9300b7b852 |
13 | 466891600a |
14 | 244b21a2d0 |
15 | 1395570372 |
hex | b1cfb49fe |
47730870782 has 16 divisors (see below), whose sum is σ = 82366236672. Its totient is φ = 20320615800.
The previous prime is 47730870769. The next prime is 47730870787. The reversal of 47730870782 is 28707803774.
It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (47730870787) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (23) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11287118 + ... + 11291345.
It is an arithmetic number, because the mean of its divisors is an integer number (5147889792).
Almost surely, 247730870782 is an apocalyptic number.
47730870782 is a deficient number, since it is larger than the sum of its proper divisors (34635365890).
47730870782 is a wasteful number, since it uses less digits than its factorization.
47730870782 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 22578623.
The product of its (nonzero) digits is 3687936, while the sum is 53.
The spelling of 47730870782 in words is "forty-seven billion, seven hundred thirty million, eight hundred seventy thousand, seven hundred eighty-two".
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