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13214182 = 233119961
BaseRepresentation
bin110010011010…
…000111100110
3220212100110011
4302122013212
511340323212
61151120434
7220214212
oct62320746
926770404
1013214182
117506013
12451311a
132978857
141a7d942
1512604a7
hexc9a1e6

13214182 has 8 divisors (see below), whose sum is σ = 19882152. Its totient is φ = 6586800.

The previous prime is 13214147. The next prime is 13214183. The reversal of 13214182 is 28141231.

It is a happy number.

13214182 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a super-2 number, since 2×132141822 = 349229211858248, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13214183) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9319 + ... + 10642.

It is an arithmetic number, because the mean of its divisors is an integer number (2485269).

Almost surely, 213214182 is an apocalyptic number.

13214182 is a deficient number, since it is larger than the sum of its proper divisors (6667970).

13214182 is a wasteful number, since it uses less digits than its factorization.

13214182 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20294.

The product of its digits is 384, while the sum is 22.

The square root of 13214182 is about 3635.1316344804. The cubic root of 13214182 is about 236.4177581013.

The spelling of 13214182 in words is "thirteen million, two hundred fourteen thousand, one hundred eighty-two".

Divisors: 1 2 331 662 19961 39922 6607091 13214182