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135214093 = 7102118919
BaseRepresentation
bin10000000111100…
…11010000001101
3100102102120212101
420003303100031
5234103322333
621230035101
73231205120
oct1003632015
9312376771
10135214093
116a363393
1239348a91
1322022b51
1413d5a3b7
15bd0d67d
hex80f340d

135214093 has 8 divisors (see below), whose sum is σ = 154689920. Its totient is φ = 115778160.

The previous prime is 135214069. The next prime is 135214097. The reversal of 135214093 is 390412531.

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

It is a cyclic number.

It is not a de Polignac number, because 135214093 - 25 = 135214061 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (135214097) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2313 + ... + 16606.

It is an arithmetic number, because the mean of its divisors is an integer number (19336240).

Almost surely, 2135214093 is an apocalyptic number.

It is an amenable number.

135214093 is a deficient number, since it is larger than the sum of its proper divisors (19475827).

135214093 is a wasteful number, since it uses less digits than its factorization.

135214093 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19947.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 135214093 is about 11628.1594846304. The cubic root of 135214093 is about 513.2638214285.

The spelling of 135214093 in words is "one hundred thirty-five million, two hundred fourteen thousand, ninety-three".

Divisors: 1 7 1021 7147 18919 132433 19316299 135214093