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229868403 = 3194032779
BaseRepresentation
bin11011011001110…
…00001101110011
3121000112112011120
431230320031303
5432321242103
634450513323
75460564162
oct1554701563
9530475146
10229868403
11108833596
1264b95843
133881440b
14227593d9
15152a9253
hexdb38373

229868403 has 8 divisors (see below), whose sum is σ = 322622400. Its totient is φ = 145180008.

The previous prime is 229868389. The next prime is 229868423. The reversal of 229868403 is 304868922.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 229868403 - 28 = 229868147 is a prime.

It is not an unprimeable number, because it can be changed into a prime (229868423) 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, 2016333 + ... + 2016446.

It is an arithmetic number, because the mean of its divisors is an integer number (40327800).

Almost surely, 2229868403 is an apocalyptic number.

229868403 is a deficient number, since it is larger than the sum of its proper divisors (92753997).

229868403 is a wasteful number, since it uses less digits than its factorization.

229868403 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4032801.

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

The square root of 229868403 is about 15161.4116427198. The cubic root of 229868403 is about 612.5756923255.

The spelling of 229868403 in words is "two hundred twenty-nine million, eight hundred sixty-eight thousand, four hundred three".

Divisors: 1 3 19 57 4032779 12098337 76622801 229868403