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223351230 = 2359776753
BaseRepresentation
bin11010101000000…
…01000110111110
3120120021102021210
431110001012332
5424134214410
634055105250
75351311524
oct1524010676
9516242253
10223351230
111050920a3
1262972226
1337371bbb
1421940314
151491d220
hexd5011be

223351230 has 32 divisors (see below), whose sum is σ = 541576224. Its totient is φ = 58945536.

The previous prime is 223351223. The next prime is 223351259. The reversal of 223351230 is 32153322.

223351230 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 223351197 and 223351206.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 35467 + ... + 41286.

It is an arithmetic number, because the mean of its divisors is an integer number (16924257).

Almost surely, 2223351230 is an apocalyptic number.

223351230 is an abundant number, since it is smaller than the sum of its proper divisors (318224994).

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

223351230 is a wasteful number, since it uses less digits than its factorization.

223351230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 76860.

The product of its (nonzero) digits is 1080, while the sum is 21.

The square root of 223351230 is about 14944.9399463497. The cubic root of 223351230 is about 606.7309036490.

The spelling of 223351230 in words is "two hundred twenty-three million, three hundred fifty-one thousand, two hundred thirty".

Divisors: 1 2 3 5 6 10 15 30 97 194 291 485 582 970 1455 2910 76753 153506 230259 383765 460518 767530 1151295 2302590 7445041 14890082 22335123 37225205 44670246 74450410 111675615 223351230