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229256930 = 2574437393
BaseRepresentation
bin11011010101000…
…10111011100010
3120222101110101102
431222202323202
5432142210210
634425434402
75452436360
oct1552427342
9528343342
10229256930
11108456141
126493ba02
133865bcb6
142263a630
15151d7ea5
hexdaa2ee2

229256930 has 32 divisors (see below), whose sum is σ = 472742784. Its totient is φ = 78414336.

The previous prime is 229256903. The next prime is 229256933. The reversal of 229256930 is 39652922.

It is not an unprimeable number, because it can be changed into a prime (229256933) 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, 27314 + ... + 34706.

It is an arithmetic number, because the mean of its divisors is an integer number (14773212).

Almost surely, 2229256930 is an apocalyptic number.

229256930 is an abundant number, since it is smaller than the sum of its proper divisors (243485854).

229256930 is a wasteful number, since it uses less digits than its factorization.

229256930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7850.

The product of its (nonzero) digits is 58320, while the sum is 38.

The square root of 229256930 is about 15141.2327767590. The cubic root of 229256930 is about 612.0320390620.

The spelling of 229256930 in words is "two hundred twenty-nine million, two hundred fifty-six thousand, nine hundred thirty".

Divisors: 1 2 5 7 10 14 35 70 443 886 2215 3101 4430 6202 7393 14786 15505 31010 36965 51751 73930 103502 258755 517510 3275099 6550198 16375495 22925693 32750990 45851386 114628465 229256930