Base | Representation |
---|---|
bin | 1011111100101… |
… | …00010100000011 |
3 | 20222120211000202 |
4 | 11332110110003 |
5 | 201124102321 |
6 | 13540035415 |
7 | 2324606015 |
oct | 576242403 |
9 | 228524022 |
10 | 100222211 |
11 | 51633481 |
12 | 29692b6b |
13 | 179c09ab |
14 | d44c1b5 |
15 | 8bea70b |
hex | 5f94503 |
100222211 has 8 divisors (see below), whose sum is σ = 102215904. Its totient is φ = 98245440.
The previous prime is 100222183. The next prime is 100222217. The reversal of 100222211 is 112222001.
It is a happy number.
It is a sphenic number, since it is the product of 3 distinct primes.
It is a cyclic number.
It is not a de Polignac number, because 100222211 - 26 = 100222147 is a prime.
It is a Duffinian number.
It is a junction number, because it is equal to n+sod(n) for n = 100222192 and 100222201.
It is not an unprimeable number, because it can be changed into a prime (100222217) 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, 8081 + ... + 16301.
It is an arithmetic number, because the mean of its divisors is an integer number (12776988).
Almost surely, 2100222211 is an apocalyptic number.
100222211 is a deficient number, since it is larger than the sum of its proper divisors (1993693).
100222211 is an equidigital number, since it uses as much as digits as its factorization.
100222211 is an odious number, because the sum of its binary digits is odd.
The sum of its prime factors is 8461.
The product of its (nonzero) digits is 16, while the sum is 11.
The square root of 100222211 is about 10011.1043846321. The cubic root of 100222211 is about 464.5024330505.
Adding to 100222211 its reverse (112222001), we get a palindrome (212444212).
The spelling of 100222211 in words is "one hundred million, two hundred twenty-two thousand, two hundred eleven".
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