Base | Representation |
---|---|
bin | 10100101100011011… |
… | …010001000111110000 |
3 | 2010100120012012101201 |
4 | 110230123101013300 |
5 | 331001331311000 |
6 | 14112515340544 |
7 | 1414431300502 |
oct | 245433210760 |
9 | 63316165351 |
10 | 22220182000 |
11 | 9472793685 |
12 | 43815b1754 |
13 | 21316544b3 |
14 | 110b0d7d72 |
15 | 8a0b2296a |
hex | 52c6d11f0 |
22220182000 has 40 divisors (see below), whose sum is σ = 53728404912. Its totient is φ = 8888072000.
The previous prime is 22220181989. The next prime is 22220182007. The reversal of 22220182000 is 28102222.
It is a tau number, because it is divible by the number of its divisors (40).
It is a super-2 number, since 2×222201820002 (a number of 21 digits) contains 22 as substring.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22220182007) 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, 5553046 + ... + 5557045.
Almost surely, 222220182000 is an apocalyptic number.
22220182000 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22220182000 is an abundant number, since it is smaller than the sum of its proper divisors (31508222912).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22220182000 is a wasteful number, since it uses less digits than its factorization.
22220182000 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 11110114 (or 11110098 counting only the distinct ones).
The product of its (nonzero) digits is 256, while the sum is 19.
Adding to 22220182000 its reverse (28102222), we get a palindrome (22248284222).
The spelling of 22220182000 in words is "twenty-two billion, two hundred twenty million, one hundred eighty-two thousand".
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