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229185230 = 2531173693
BaseRepresentation
bin11011010100100…
…01011011001110
3120222020211000212
431222101123032
5432132411410
634424122422
75452020341
oct1552213316
9528224025
10229185230
1110840728a
1264906412
1338635481
142261c458
15151c1b05
hexda916ce

229185230 has 16 divisors (see below), whose sum is σ = 413865504. Its totient is φ = 91378080.

The previous prime is 229185223. The next prime is 229185247. The reversal of 229185230 is 32581922.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 33737 + ... + 39956.

It is an arithmetic number, because the mean of its divisors is an integer number (25866594).

Almost surely, 2229185230 is an apocalyptic number.

229185230 is a deficient number, since it is larger than the sum of its proper divisors (184680274).

229185230 is a wasteful number, since it uses less digits than its factorization.

229185230 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 74011.

The product of its (nonzero) digits is 8640, while the sum is 32.

The square root of 229185230 is about 15138.8648847924. The cubic root of 229185230 is about 611.9682281625.

The spelling of 229185230 in words is "two hundred twenty-nine million, one hundred eighty-five thousand, two hundred thirty".

Divisors: 1 2 5 10 311 622 1555 3110 73693 147386 368465 736930 22918523 45837046 114592615 229185230