Base | Representation |
---|---|
bin | 10000000110110100100001 |
3 | 21221111211022 |
4 | 100012310201 |
5 | 2040102431 |
6 | 230255225 |
7 | 50613512 |
oct | 20066441 |
9 | 7844738 |
10 | 4222241 |
11 | 2424261 |
12 | 14b7515 |
13 | b4aa8a |
14 | 7bca09 |
15 | 58607b |
hex | 406d21 |
4222241 has 4 divisors (see below), whose sum is σ = 4226352. Its totient is φ = 4218132.
The previous prime is 4222219. The next prime is 4222243. The reversal of 4222241 is 1422224.
It is a happy number.
It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.
It is a cyclic number.
It is not a de Polignac number, because 4222241 - 26 = 4222177 is a prime.
It is a Duffinian number.
It is not an unprimeable number, because it can be changed into a prime (4222243) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 986 + ... + 3068.
It is an arithmetic number, because the mean of its divisors is an integer number (1056588).
Almost surely, 24222241 is an apocalyptic number.
It is an amenable number.
4222241 is a deficient number, since it is larger than the sum of its proper divisors (4111).
4222241 is a wasteful number, since it uses less digits than its factorization.
4222241 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 4110.
The product of its digits is 256, while the sum is 17.
The square root of 4222241 is about 2054.8092368879. The cubic root of 4222241 is about 161.6271591325.
Subtracting from 4222241 its sum of digits (17), we obtain a palindrome (4222224).
Adding to 4222241 its reverse (1422224), we get a palindrome (5644465).
The spelling of 4222241 in words is "four million, two hundred twenty-two thousand, two hundred forty-one".
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