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229052229 = 3787712437
BaseRepresentation
bin11011010011100…
…00111101000101
3120222000001120220
431221300331011
5432114132404
634421214553
75450624520
oct1551607505
9528001526
10229052229
1110832636a
1264861459
13385b9a83
14225c5bb7
15151974d9
hexda70f45

229052229 has 16 divisors (see below), whose sum is σ = 349458048. Its totient is φ = 130727232.

The previous prime is 229052227. The next prime is 229052231. The reversal of 229052229 is 922250922.

It is an interprime number because it is at equal distance from previous prime (229052227) and next prime (229052231).

It is not a de Polignac number, because 229052229 - 21 = 229052227 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 229052229.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229052227) 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, 12199 + ... + 24635.

It is an arithmetic number, because the mean of its divisors is an integer number (21841128).

Almost surely, 2229052229 is an apocalyptic number.

It is an amenable number.

229052229 is a deficient number, since it is larger than the sum of its proper divisors (120405819).

229052229 is a wasteful number, since it uses less digits than its factorization.

229052229 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13324.

The product of its (nonzero) digits is 12960, while the sum is 33.

The square root of 229052229 is about 15134.4715467703. The cubic root of 229052229 is about 611.8498259194.

The spelling of 229052229 in words is "two hundred twenty-nine million, fifty-two thousand, two hundred twenty-nine".

Divisors: 1 3 7 21 877 2631 6139 12437 18417 37311 87059 261177 10907249 32721747 76350743 229052229