Base | Representation |
---|---|
bin | 1000010001011010… |
… | …0011111010001000 |
3 | 12201202021102122010 |
4 | 2010112203322020 |
5 | 14021422204020 |
6 | 1004201055520 |
7 | 106011665433 |
oct | 20426437210 |
9 | 5652242563 |
10 | 2220506760 |
11 | a3a46665a |
12 | 51b7875a0 |
13 | 295061634 |
14 | 170c9881a |
15 | cee1cde0 |
hex | 845a3e88 |
2220506760 has 32 divisors (see below), whose sum is σ = 6661520640. Its totient is φ = 592135104.
The previous prime is 2220506737. The next prime is 2220506797. The reversal of 2220506760 is 676050222.
It is a Harshad number since it is a multiple of its sum of digits (30).
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 7 ways as a sum of consecutive naturals, for example, 9251992 + ... + 9252231.
It is an arithmetic number, because the mean of its divisors is an integer number (208172520).
Almost surely, 22220506760 is an apocalyptic number.
2220506760 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
2220506760 is an abundant number, since it is smaller than the sum of its proper divisors (4441013880).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2220506760 is a wasteful number, since it uses less digits than its factorization.
2220506760 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 18504237 (or 18504233 counting only the distinct ones).
The product of its (nonzero) digits is 10080, while the sum is 30.
The square root of 2220506760 is about 47122.2533417068. The cubic root of 2220506760 is about 1304.6200035700.
Adding to 2220506760 its reverse (676050222), we get a palindrome (2896556982).
The spelling of 2220506760 in words is "two billion, two hundred twenty million, five hundred six thousand, seven hundred sixty".
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