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223041061 = 733055357
BaseRepresentation
bin11010100101101…
…01011000100101
3120112200122211001
431102311120211
5424044303221
634044313301
75345550325
oct1522653045
9515618731
10223041061
111049a0061
1262842831
1337293979
142189d285
15148ab391
hexd4b5625

223041061 has 4 divisors (see below), whose sum is σ = 226096492. Its totient is φ = 219985632.

The previous prime is 223041047. The next prime is 223041067. The reversal of 223041061 is 160140322.

223041061 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.

It can be written as a sum of positive squares in 2 ways, for example, as 121132036 + 101909025 = 11006^2 + 10095^2 .

It is a cyclic number.

It is not a de Polignac number, because 223041061 - 219 = 222516773 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 (223041067) 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, 1527606 + ... + 1527751.

It is an arithmetic number, because the mean of its divisors is an integer number (56524123).

Almost surely, 2223041061 is an apocalyptic number.

It is an amenable number.

223041061 is a deficient number, since it is larger than the sum of its proper divisors (3055431).

223041061 is an equidigital number, since it uses as much as digits as its factorization.

223041061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3055430.

The product of its (nonzero) digits is 288, while the sum is 19.

The square root of 223041061 is about 14934.5592837552. The cubic root of 223041061 is about 606.4499167657.

Adding to 223041061 its reverse (160140322), we get a palindrome (383181383).

The spelling of 223041061 in words is "two hundred twenty-three million, forty-one thousand, sixty-one".

Divisors: 1 73 3055357 223041061