Base | Representation |
---|---|
bin | 1000010001010011… |
… | …0000000010000010 |
3 | 12201201101022120020 |
4 | 2010110300002002 |
5 | 14021312012010 |
6 | 1004142554310 |
7 | 106004650611 |
oct | 20424600202 |
9 | 5651338506 |
10 | 2220032130 |
11 | a3a171aa8 |
12 | 51b598996 |
13 | 294c265a4 |
14 | 170bb3878 |
15 | ced77470 |
hex | 84530082 |
2220032130 has 32 divisors (see below), whose sum is σ = 5379813504. Its totient is φ = 586260096.
The previous prime is 2220032119. The next prime is 2220032131. The reversal of 2220032130 is 312300222.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is not an unprimeable number, because it can be changed into a prime (2220032131) by changing a digit.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 356139 + ... + 362318.
It is an arithmetic number, because the mean of its divisors is an integer number (168119172).
Almost surely, 22220032130 is an apocalyptic number.
2220032130 is an abundant number, since it is smaller than the sum of its proper divisors (3159781374).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
2220032130 is a wasteful number, since it uses less digits than its factorization.
2220032130 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 718570.
The product of its (nonzero) digits is 144, while the sum is 15.
The square root of 2220032130 is about 47117.2169169615. The cubic root of 2220032130 is about 1304.5270434213.
Adding to 2220032130 its reverse (312300222), we get a palindrome (2532332352).
The spelling of 2220032130 in words is "two billion, two hundred twenty million, thirty-two thousand, one hundred thirty".
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