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135214412 = 22191779137
BaseRepresentation
bin10000000111100…
…11010101001100
3100102102121022012
420003303111030
5234103330122
621230040352
73231206054
oct1003632514
9312377265
10135214412
116a363653
12393490b8
1322023038
1413d5a564
15bd0d7e2
hex80f354c

135214412 has 12 divisors (see below), whose sum is σ = 249079320. Its totient is φ = 64048896.

The previous prime is 135214381. The next prime is 135214427. The reversal of 135214412 is 214412531.

135214412 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 889493 + ... + 889644.

It is an arithmetic number, because the mean of its divisors is an integer number (20756610).

Almost surely, 2135214412 is an apocalyptic number.

It is an amenable number.

135214412 is a deficient number, since it is larger than the sum of its proper divisors (113864908).

135214412 is a wasteful number, since it uses less digits than its factorization.

135214412 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1779160 (or 1779158 counting only the distinct ones).

The product of its digits is 960, while the sum is 23.

The square root of 135214412 is about 11628.1732013244. The cubic root of 135214412 is about 513.2642250625.

Adding to 135214412 its reverse (214412531), we get a palindrome (349626943).

The spelling of 135214412 in words is "one hundred thirty-five million, two hundred fourteen thousand, four hundred twelve".

Divisors: 1 2 4 19 38 76 1779137 3558274 7116548 33803603 67607206 135214412