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222561041 = 1923509293
BaseRepresentation
bin11010100010000…
…00001100010001
3120111210021100112
431101000030101
5423433423131
634030131105
75341511003
oct1521001421
9514707315
10222561041
111046a244a
1262650a95
1337156331
14217b6373
151481402b
hexd440311

222561041 has 8 divisors (see below), whose sum is σ = 244461120. Its totient is φ = 201679632.

The previous prime is 222561029. The next prime is 222561043. The reversal of 222561041 is 140165222.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 222561041 - 214 = 222544657 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (23).

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 222560998 and 222561016.

It is not an unprimeable number, because it can be changed into a prime (222561043) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 254210 + ... + 255083.

It is an arithmetic number, because the mean of its divisors is an integer number (30557640).

Almost surely, 2222561041 is an apocalyptic number.

It is an amenable number.

222561041 is a deficient number, since it is larger than the sum of its proper divisors (21900079).

222561041 is a wasteful number, since it uses less digits than its factorization.

222561041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 509335.

The product of its (nonzero) digits is 960, while the sum is 23.

The square root of 222561041 is about 14918.4798488318. The cubic root of 222561041 is about 606.0145452474.

The spelling of 222561041 in words is "two hundred twenty-two million, five hundred sixty-one thousand, forty-one".

Divisors: 1 19 23 437 509293 9676567 11713739 222561041