Base | Representation |
---|---|
bin | 101001111101… |
… | …1011000110110 |
3 | 1112101202222111 |
4 | 1103323120312 |
5 | 21113014311 |
6 | 2103321234 |
7 | 355002313 |
oct | 123733066 |
9 | 45352874 |
10 | 22001206 |
11 | 11467917 |
12 | 745021a |
13 | 4734286 |
14 | 2cc9d0a |
15 | 1de8d21 |
hex | 14fb636 |
22001206 has 4 divisors (see below), whose sum is σ = 33001812. Its totient is φ = 11000602.
The previous prime is 22001197. The next prime is 22001207. The reversal of 22001206 is 60210022.
It is a happy number.
It is a semiprime because it is the product of two primes.
It is a Smith number, since the sum of its digits (13) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (22001207) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 5500300 + ... + 5500303.
It is an arithmetic number, because the mean of its divisors is an integer number (8250453).
Almost surely, 222001206 is an apocalyptic number.
22001206 is a deficient number, since it is larger than the sum of its proper divisors (11000606).
22001206 is a wasteful number, since it uses less digits than its factorization.
22001206 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 11000605.
The product of its (nonzero) digits is 48, while the sum is 13.
The square root of 22001206 is about 4690.5443180936. The cubic root of 22001206 is about 280.2090530620.
Adding to 22001206 its reverse (60210022), we get a palindrome (82211228).
The spelling of 22001206 in words is "twenty-two million, one thousand, two hundred six".
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