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223303164 = 22373737127
BaseRepresentation
bin11010100111101…
…01010111111100
3120120011222100120
431103311113330
5424131200124
634054054540
75351021430
oct1523652774
9516158316
10223303164
11105059a77
126294a450
1337356066
142192a9c0
151490dd79
hexd4f55fc

223303164 has 48 divisors (see below), whose sum is σ = 597155328. Its totient is φ = 63620928.

The previous prime is 223303163. The next prime is 223303169. The reversal of 223303164 is 461303322.

223303164 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (223303163) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 27769 + ... + 34895.

It is an arithmetic number, because the mean of its divisors is an integer number (12440736).

Almost surely, 2223303164 is an apocalyptic number.

It is an amenable number.

223303164 is an abundant number, since it is smaller than the sum of its proper divisors (373852164).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

223303164 is a wasteful number, since it uses less digits than its factorization.

223303164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7514 (or 7512 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 24.

The square root of 223303164 is about 14943.3317570079. The cubic root of 223303164 is about 606.6873769581.

Adding to 223303164 its reverse (461303322), we get a palindrome (684606486).

The spelling of 223303164 in words is "two hundred twenty-three million, three hundred three thousand, one hundred sixty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 373 746 1119 1492 2238 2611 4476 5222 7127 7833 10444 14254 15666 21381 28508 31332 42762 49889 85524 99778 149667 199556 299334 598668 2658371 5316742 7975113 10633484 15950226 18608597 31900452 37217194 55825791 74434388 111651582 223303164