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229244289 = 3236435167
BaseRepresentation
bin11011010100111…
…11110110000001
3120222100211001020
431222133312001
5432141304124
634425300053
75452354461
oct1552376601
9528324036
10229244289
1110844769a
1264934629
1338656311
1422635ba1
15151d4379
hexda9fd81

229244289 has 16 divisors (see below), whose sum is σ = 319506432. Its totient is φ = 145929168.

The previous prime is 229244251. The next prime is 229244297. The reversal of 229244289 is 982442922.

It is not a de Polignac number, because 229244289 - 28 = 229244033 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 229244289.

It is not an unprimeable number, because it can be changed into a prime (229244209) 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, 41784 + ... + 46950.

It is an arithmetic number, because the mean of its divisors is an integer number (19969152).

Almost surely, 2229244289 is an apocalyptic number.

It is an amenable number.

229244289 is a deficient number, since it is larger than the sum of its proper divisors (90262143).

229244289 is a wasteful number, since it uses less digits than its factorization.

229244289 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5836.

The product of its digits is 165888, while the sum is 42.

The square root of 229244289 is about 15140.8153347170. The cubic root of 229244289 is about 612.0207899085.

The spelling of 229244289 in words is "two hundred twenty-nine million, two hundred forty-four thousand, two hundred eighty-nine".

Divisors: 1 3 23 69 643 1929 5167 14789 15501 44367 118841 356523 3322381 9967143 76414763 229244289