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129583214 = 21714925579
BaseRepresentation
bin1111011100101…
…00100001101110
3100000211111202022
413232110201232
5231133130324
620505230142
73132303425
oct756244156
9300744668
10129583214
1167167872
1237492352
1320b00b77
14132d22bc
15b59a05e
hex7b9486e

129583214 has 16 divisors (see below), whose sum is σ = 207198000. Its totient is φ = 60568704.

The previous prime is 129583189. The next prime is 129583229. The reversal of 129583214 is 412385921.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 7724 + ... + 17855.

It is an arithmetic number, because the mean of its divisors is an integer number (12949875).

Almost surely, 2129583214 is an apocalyptic number.

129583214 is a deficient number, since it is larger than the sum of its proper divisors (77614786).

129583214 is a wasteful number, since it uses less digits than its factorization.

129583214 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25747.

The product of its digits is 17280, while the sum is 35.

The square root of 129583214 is about 11383.4623028321. The cubic root of 129583214 is about 506.0377496872.

The spelling of 129583214 in words is "one hundred twenty-nine million, five hundred eighty-three thousand, two hundred fourteen".

Divisors: 1 2 17 34 149 298 2533 5066 25579 51158 434843 869686 3811271 7622542 64791607 129583214