Base | Representation |
---|---|
bin | 10100101100011010… |
… | …100101001110110110 |
3 | 2010100112212001210120 |
4 | 110230122211032312 |
5 | 331001310032410 |
6 | 14112511432410 |
7 | 1414426621416 |
oct | 245432451666 |
9 | 63315761716 |
10 | 22220002230 |
11 | 9472680608 |
12 | 4381525706 |
13 | 21315c071a |
14 | 110b08c646 |
15 | 8a0ad9570 |
hex | 52c6a53b6 |
22220002230 has 16 divisors (see below), whose sum is σ = 53328005424. Its totient is φ = 5925333920.
The previous prime is 22220002199. The next prime is 22220002241. The reversal of 22220002230 is 3220002222.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 370333341 + ... + 370333400.
It is an arithmetic number, because the mean of its divisors is an integer number (3333000339).
Almost surely, 222220002230 is an apocalyptic number.
22220002230 is an abundant number, since it is smaller than the sum of its proper divisors (31108003194).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22220002230 is a wasteful number, since it uses less digits than its factorization.
22220002230 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 740666751.
The product of its (nonzero) digits is 192, while the sum is 15.
Adding to 22220002230 its reverse (3220002222), we get a palindrome (25440004452).
The spelling of 22220002230 in words is "twenty-two billion, two hundred twenty million, two thousand, two hundred thirty".
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