Base | Representation |
---|---|
bin | 11010011110100… |
… | …00001001101010 |
3 | 120110220221211112 |
4 | 31033100021222 |
5 | 423324231442 |
6 | 34012230322 |
7 | 5334560024 |
oct | 1517201152 |
9 | 513827745 |
10 | 222102122 |
11 | 104409680 |
12 | 6246b3a2 |
13 | 37025498 |
14 | 216d7014 |
15 | 14773082 |
hex | d3d026a |
222102122 has 16 divisors (see below), whose sum is σ = 379242432. Its totient is φ = 96565920.
The previous prime is 222102121. The next prime is 222102149. The reversal of 222102122 is 221201222.
It is a junction number, because it is equal to n+sod(n) for n = 222102097 and 222102106.
It is not an unprimeable number, because it can be changed into a prime (222102121) by changing a digit.
It is a pernicious number, because its binary representation contains a prime number (13) of ones.
It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 218963 + ... + 219974.
It is an arithmetic number, because the mean of its divisors is an integer number (23702652).
Almost surely, 2222102122 is an apocalyptic number.
222102122 is a gapful number since it is divisible by the number (22) formed by its first and last digit.
222102122 is a deficient number, since it is larger than the sum of its proper divisors (157140310).
222102122 is a wasteful number, since it uses less digits than its factorization.
222102122 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 438973.
The product of its (nonzero) digits is 64, while the sum is 14.
The square root of 222102122 is about 14903.0910216639. The cubic root of 222102122 is about 605.5977263203.
Adding to 222102122 its reverse (221201222), we get a palindrome (443303344).
The spelling of 222102122 in words is "two hundred twenty-two million, one hundred two thousand, one hundred twenty-two".
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