Base | Representation |
---|---|
bin | 1100001111011000… |
… | …0010111001101100 |
3 | 22110222200010001101 |
4 | 3003312002321230 |
5 | 23212121143110 |
6 | 1302012252444 |
7 | 144265125352 |
oct | 30366027154 |
9 | 8428603041 |
10 | 3285724780 |
11 | 1436784728 |
12 | 778471124 |
13 | 404954860 |
14 | 2325417d2 |
15 | 1436d313a |
hex | c3d82e6c |
3285724780 has 24 divisors (see below), whose sum is σ = 7430793552. Its totient is φ = 1213190592.
The previous prime is 3285724721. The next prime is 3285724781. The reversal of 3285724780 is 874275823.
3285724780 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.
It is a self number, because there is not a number n which added to its sum of digits gives 3285724780.
It is not an unprimeable number, because it can be changed into a prime (3285724781) by changing a digit.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 6318442 + ... + 6318961.
It is an arithmetic number, because the mean of its divisors is an integer number (309616398).
Almost surely, 23285724780 is an apocalyptic number.
It is an amenable number.
3285724780 is an abundant number, since it is smaller than the sum of its proper divisors (4145068772).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
3285724780 is a wasteful number, since it uses less digits than its factorization.
3285724780 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 12637425 (or 12637423 counting only the distinct ones).
The product of its (nonzero) digits is 752640, while the sum is 46.
The square root of 3285724780 is about 57321.2419614230. The cubic root of 3285724780 is about 1486.6556795915.
The spelling of 3285724780 in words is "three billion, two hundred eighty-five million, seven hundred twenty-four thousand, seven hundred eighty".
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