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12199694 = 213469219
BaseRepresentation
bin101110100010…
…011100001110
3211221210211112
4232202130032
511110342234
61113252022
7205460423
oct56423416
924853745
1012199694
1169828a1
124104012
1326b1b70
141897d4a
15110eace
hexba270e

12199694 has 8 divisors (see below), whose sum is σ = 19707240. Its totient is φ = 5630616.

The previous prime is 12199669. The next prime is 12199697. The reversal of 12199694 is 49699121.

It is a happy number.

12199694 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (12199697) 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, 234584 + ... + 234635.

It is an arithmetic number, because the mean of its divisors is an integer number (2463405).

Almost surely, 212199694 is an apocalyptic number.

12199694 is a deficient number, since it is larger than the sum of its proper divisors (7507546).

12199694 is a wasteful number, since it uses less digits than its factorization.

12199694 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 469234.

The product of its digits is 34992, while the sum is 41.

The square root of 12199694 is about 3492.8060352673. The cubic root of 12199694 is about 230.2058270925.

The spelling of 12199694 in words is "twelve million, one hundred ninety-nine thousand, six hundred ninety-four".

Divisors: 1 2 13 26 469219 938438 6099847 12199694