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229984029 = 3411258119
BaseRepresentation
bin11011011010101…
…00011100011101
3121000202101210000
431231110130131
5432333442104
634453204513
75461555242
oct1555243435
9530671700
10229984029
11108902450
1265030739
1338854c32
14227895c9
15152cd639
hexdb5471d

229984029 has 20 divisors (see below), whose sum is σ = 374790240. Its totient is φ = 139383720.

The previous prime is 229983991. The next prime is 229984043. The reversal of 229984029 is 920489922.

It is not a de Polignac number, because 229984029 - 29 = 229983517 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (229984829) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 128169 + ... + 129950.

It is an arithmetic number, because the mean of its divisors is an integer number (18739512).

Almost surely, 2229984029 is an apocalyptic number.

It is an amenable number.

229984029 is a deficient number, since it is larger than the sum of its proper divisors (144806211).

229984029 is a wasteful number, since it uses less digits than its factorization.

229984029 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 258142 (or 258133 counting only the distinct ones).

The product of its (nonzero) digits is 186624, while the sum is 45.

The square root of 229984029 is about 15165.2243306850. The cubic root of 229984029 is about 612.6783855815.

The spelling of 229984029 in words is "two hundred twenty-nine million, nine hundred eighty-four thousand, twenty-nine".

Divisors: 1 3 9 11 27 33 81 99 297 891 258119 774357 2323071 2839309 6969213 8517927 20907639 25553781 76661343 229984029