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229142332 = 223714910391
BaseRepresentation
bin11011010100001…
…10111100111100
3120222011122012001
431222012330330
5432130023312
634423152044
75451451306
oct1552067474
9528148161
10229142332
11108388031
12648a5624
133861baa3
142260a976
15151b4057
hexda86f3c

229142332 has 24 divisors (see below), whose sum is σ = 414640800. Its totient is φ = 110715840.

The previous prime is 229142327. The next prime is 229142339. The reversal of 229142332 is 233241922.

It is a self number, because there is not a number n which added to its sum of digits gives 229142332.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229142339) 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, 16857 + ... + 27247.

It is an arithmetic number, because the mean of its divisors is an integer number (17276700).

Almost surely, 2229142332 is an apocalyptic number.

It is an amenable number.

229142332 is a deficient number, since it is larger than the sum of its proper divisors (185498468).

229142332 is a wasteful number, since it uses less digits than its factorization.

229142332 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10581 (or 10579 counting only the distinct ones).

The product of its digits is 5184, while the sum is 28.

The square root of 229142332 is about 15137.4480015622. The cubic root of 229142332 is about 611.9300438357.

The spelling of 229142332 in words is "two hundred twenty-nine million, one hundred forty-two thousand, three hundred thirty-two".

Divisors: 1 2 4 37 74 148 149 298 596 5513 10391 11026 20782 22052 41564 384467 768934 1537868 1548259 3096518 6193036 57285583 114571166 229142332