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223030023 = 3109682049
BaseRepresentation
bin11010100101100…
…10101100000111
3120112200002200020
431102302230013
5424043430043
634044150223
75345503206
oct1522625407
9515602606
10223030023
11104992837
1262838373
133728b938
142189923d
15148a7e83
hexd4b2b07

223030023 has 8 divisors (see below), whose sum is σ = 300102000. Its totient is φ = 147322368.

The previous prime is 223030013. The next prime is 223030061. The reversal of 223030023 is 320030322.

223030023 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 223030023 - 24 = 223030007 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 223029984 and 223030011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223030013) 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, 340698 + ... + 341351.

It is an arithmetic number, because the mean of its divisors is an integer number (37512750).

Almost surely, 2223030023 is an apocalyptic number.

223030023 is a deficient number, since it is larger than the sum of its proper divisors (77071977).

223030023 is a wasteful number, since it uses less digits than its factorization.

223030023 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 682161.

The product of its (nonzero) digits is 216, while the sum is 15.

The square root of 223030023 is about 14934.1897336280. The cubic root of 223030023 is about 606.4399124723.

Adding to 223030023 its reverse (320030322), we get a palindrome (543060345).

The spelling of 223030023 in words is "two hundred twenty-three million, thirty thousand, twenty-three".

Divisors: 1 3 109 327 682049 2046147 74343341 223030023