Base | Representation |
---|---|
bin | 10000000110010110001001 |
3 | 21221102011022 |
4 | 100012112021 |
5 | 2040022142 |
6 | 230242225 |
7 | 50605034 |
oct | 20062611 |
9 | 7842138 |
10 | 4220297 |
11 | 2422854 |
12 | 14b6375 |
13 | b49c23 |
14 | 7bc01b |
15 | 5856d2 |
hex | 406589 |
4220297 has 2 divisors, whose sum is σ = 4220298. Its totient is φ = 4220296.
The previous prime is 4220287. The next prime is 4220323. The reversal of 4220297 is 7920224.
It is an a-pointer prime, because the next prime (4220323) can be obtained adding 4220297 to its sum of digits (26).
It is a weak prime.
It can be written as a sum of positive squares in only one way, i.e., 3924361 + 295936 = 1981^2 + 544^2 .
It is a cyclic number.
It is not a de Polignac number, because 4220297 - 218 = 3958153 is a prime.
It is not a weakly prime, because it can be changed into another prime (4220207) by changing a digit.
It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2110148 + 2110149.
It is an arithmetic number, because the mean of its divisors is an integer number (2110149).
Almost surely, 24220297 is an apocalyptic number.
It is an amenable number.
4220297 is a deficient number, since it is larger than the sum of its proper divisors (1).
4220297 is an equidigital number, since it uses as much as digits as its factorization.
4220297 is an evil number, because the sum of its binary digits is even.
The product of its (nonzero) digits is 2016, while the sum is 26.
The square root of 4220297 is about 2054.3361458145. The cubic root of 4220297 is about 161.6023499193.
It can be divided in two parts, 4 and 220297, that multiplied together give a palindrome (881188).
The spelling of 4220297 in words is "four million, two hundred twenty thousand, two hundred ninety-seven".
• e-mail: info -at- numbersaplenty.com • Privacy notice • done in 0.086 sec. • engine limits •