Base | Representation |
---|---|
bin | 10100100101010100… |
… | …101111110100011100 |
3 | 2010001020222202121220 |
4 | 110211110233310130 |
5 | 330230331012340 |
6 | 14053021453340 |
7 | 1411453450161 |
oct | 244524576434 |
9 | 63036882556 |
10 | 22101032220 |
11 | 9411502693 |
12 | 4349711250 |
13 | 2112a67577 |
14 | 10d9360068 |
15 | 895438ed0 |
hex | 52552fd1c |
22101032220 has 24 divisors (see below), whose sum is σ = 61882890384. Its totient is φ = 5893608576.
The previous prime is 22101032203. The next prime is 22101032249. The reversal of 22101032220 is 2223010122.
It is a happy number.
It is a Harshad number since it is a multiple of its sum of digits (15).
It is a self number, because there is not a number n which added to its sum of digits gives 22101032220.
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, 184175209 + ... + 184175328.
It is an arithmetic number, because the mean of its divisors is an integer number (2578453766).
Almost surely, 222101032220 is an apocalyptic number.
22101032220 is a gapful number since it is divisible by the number (20) formed by its first and last digit.
It is an amenable number.
22101032220 is an abundant number, since it is smaller than the sum of its proper divisors (39781858164).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
22101032220 is a wasteful number, since it uses less digits than its factorization.
22101032220 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 368350549 (or 368350547 counting only the distinct ones).
The product of its (nonzero) digits is 96, while the sum is 15.
Adding to 22101032220 its reverse (2223010122), we get a palindrome (24324042342).
The spelling of 22101032220 in words is "twenty-two billion, one hundred one million, thirty-two thousand, two hundred twenty".
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