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222230341 = 1713072373
BaseRepresentation
bin11010011111011…
…11011101000101
3120111011110201101
431033233131011
5423342332331
634015100101
75335632604
oct1517573505
9514143641
10222230341
11104496a43
1262511631
133706b958
142172ba3b
151479b061
hexd3ef745

222230341 has 4 divisors (see below), whose sum is σ = 235302732. Its totient is φ = 209157952.

The previous prime is 222230329. The next prime is 222230353. The reversal of 222230341 is 143032222.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 143032222 = 271516111.

It is an interprime number because it is at equal distance from previous prime (222230329) and next prime (222230353).

It can be written as a sum of positive squares in 2 ways, for example, as 198669025 + 23561316 = 14095^2 + 4854^2 .

It is a cyclic number.

It is not a de Polignac number, because 222230341 - 213 = 222222149 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (222230311) 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, 6536170 + ... + 6536203.

It is an arithmetic number, because the mean of its divisors is an integer number (58825683).

Almost surely, 2222230341 is an apocalyptic number.

It is an amenable number.

222230341 is a deficient number, since it is larger than the sum of its proper divisors (13072391).

222230341 is a wasteful number, since it uses less digits than its factorization.

222230341 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13072390.

The product of its (nonzero) digits is 576, while the sum is 19.

The square root of 222230341 is about 14907.3921595965. The cubic root of 222230341 is about 605.7142405867.

Adding to 222230341 its reverse (143032222), we get a palindrome (365262563).

The spelling of 222230341 in words is "two hundred twenty-two million, two hundred thirty thousand, three hundred forty-one".

Divisors: 1 17 13072373 222230341