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222411413 = 731773059
BaseRepresentation
bin11010100000110…
…11101010010101
3120111111200002202
431100123222111
5423414131123
634023014245
75340315530
oct1520335225
9514450082
10222411413
111045aaa94
126259a385
13371031b3
1421777a17
15147d4a28
hexd41ba95

222411413 has 4 divisors (see below), whose sum is σ = 254184480. Its totient is φ = 190638348.

The previous prime is 222411367. The next prime is 222411433. The reversal of 222411413 is 314114222.

222411413 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 an emirpimes, since its reverse is a distinct semiprime: 314114222 = 2157057111.

It is a cyclic number.

It is not a de Polignac number, because 222411413 - 210 = 222410389 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222411433) 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, 15886523 + ... + 15886536.

It is an arithmetic number, because the mean of its divisors is an integer number (63546120).

Almost surely, 2222411413 is an apocalyptic number.

It is an amenable number.

222411413 is a deficient number, since it is larger than the sum of its proper divisors (31773067).

222411413 is an equidigital number, since it uses as much as digits as its factorization.

222411413 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31773066.

The product of its digits is 384, while the sum is 20.

The square root of 222411413 is about 14913.4641515645. The cubic root of 222411413 is about 605.8787067492.

Adding to 222411413 its reverse (314114222), we get a palindrome (536525635).

The spelling of 222411413 in words is "two hundred twenty-two million, four hundred eleven thousand, four hundred thirteen".

Divisors: 1 7 31773059 222411413