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229127830 = 2589257447
BaseRepresentation
bin11011010100000…
…11011010010110
3120222010220021221
431222003122112
5432124042310
634423000554
75451361111
oct1552033226
9528126257
10229127830
11108378148
126489915a
13386152c9
1422605578
15151aeada
hexda83696

229127830 has 16 divisors (see below), whose sum is σ = 417065760. Its totient is φ = 90620992.

The previous prime is 229127813. The next prime is 229127831. The reversal of 229127830 is 38721922.

229127830 is digitally balanced in base 2, 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 (229127831) 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, 127834 + ... + 129613.

It is an arithmetic number, because the mean of its divisors is an integer number (26066610).

Almost surely, 2229127830 is an apocalyptic number.

229127830 is a deficient number, since it is larger than the sum of its proper divisors (187937930).

229127830 is a wasteful number, since it uses less digits than its factorization.

229127830 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 257543.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 229127830 is about 15136.9689832542. The cubic root of 229127830 is about 611.9171342515.

The spelling of 229127830 in words is "two hundred twenty-nine million, one hundred twenty-seven thousand, eight hundred thirty".

Divisors: 1 2 5 10 89 178 445 890 257447 514894 1287235 2574470 22912783 45825566 114563915 229127830