Base | Representation |
---|---|
bin | 101010010110… |
… | …0001010110100 |
3 | 1112202221001201 |
4 | 1110230022310 |
5 | 21140413022 |
6 | 2111502244 |
7 | 356463661 |
oct | 124541264 |
9 | 45687051 |
10 | 22201012 |
11 | 11593a49 |
12 | 7527984 |
13 | 47a41c2 |
14 | 2d3ca68 |
15 | 1e38127 |
hex | 152c2b4 |
22201012 has 24 divisors (see below), whose sum is σ = 39584160. Its totient is φ = 10893600.
The previous prime is 22201001. The next prime is 22201019. The reversal of 22201012 is 21010222.
It is a self number, because there is not a number n which added to its sum of digits gives 22201012.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22201019) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (11) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 72163 + ... + 72469.
It is an arithmetic number, because the mean of its divisors is an integer number (1649340).
Almost surely, 222201012 is an apocalyptic number.
It is an amenable number.
22201012 is a deficient number, since it is larger than the sum of its proper divisors (17383148).
22201012 is a wasteful number, since it uses less digits than its factorization.
22201012 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 591 (or 589 counting only the distinct ones).
The product of its (nonzero) digits is 16, while the sum is 10.
The square root of 22201012 is about 4711.7949870511. The cubic root of 22201012 is about 281.0547463230.
Adding to 22201012 its reverse (21010222), we get a palindrome (43211234).
The spelling of 22201012 in words is "twenty-two million, two hundred one thousand, twelve".
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