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10222241 = 99710253
BaseRepresentation
bin100110111111…
…101010100001
3201020100021112
4212333222201
510104102431
61003033105
7152613311
oct46775241
921210245
1010222241
115852137
12350b795
13216ba83
141501441
15d6dc2b
hex9bfaa1

10222241 has 4 divisors (see below), whose sum is σ = 10233492. Its totient is φ = 10210992.

The previous prime is 10222231. The next prime is 10222279. The reversal of 10222241 is 14222201.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 4950625 + 5271616 = 2225^2 + 2296^2 .

It is a cyclic number.

It is not a de Polignac number, because 10222241 - 214 = 10205857 is a prime.

It is a super-2 number, since 2×102222412 = 208988422124162, which contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (10222211) 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, 4130 + ... + 6123.

It is an arithmetic number, because the mean of its divisors is an integer number (2558373).

Almost surely, 210222241 is an apocalyptic number.

It is an amenable number.

10222241 is a deficient number, since it is larger than the sum of its proper divisors (11251).

10222241 is an equidigital number, since it uses as much as digits as its factorization.

10222241 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11250.

The product of its (nonzero) digits is 64, while the sum is 14.

The square root of 10222241 is about 3197.2239521185. The cubic root of 10222241 is about 217.0278019409.

Adding to 10222241 its reverse (14222201), we get a palindrome (24444442).

The spelling of 10222241 in words is "ten million, two hundred twenty-two thousand, two hundred forty-one".

Divisors: 1 997 10253 10222241