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12200119 = 47259577
BaseRepresentation
bin101110100010…
…100010110111
3211221211102021
4232202202313
511110400434
61113254011
7205461601
oct56424267
924854367
1012200119
116983148
124104307
1326b2109
141898171
15110ecb4
hexba28b7

12200119 has 4 divisors (see below), whose sum is σ = 12459744. Its totient is φ = 11940496.

The previous prime is 12200117. The next prime is 12200129. The reversal of 12200119 is 91100221.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 91100221 = 225140471.

It is a cyclic number.

It is not a de Polignac number, because 12200119 - 21 = 12200117 is a prime.

It is a super-2 number, since 2×122001192 = 297685807228322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12200117) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 129742 + ... + 129835.

It is an arithmetic number, because the mean of its divisors is an integer number (3114936).

Almost surely, 212200119 is an apocalyptic number.

12200119 is a deficient number, since it is larger than the sum of its proper divisors (259625).

12200119 is an equidigital number, since it uses as much as digits as its factorization.

12200119 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 259624.

The product of its (nonzero) digits is 36, while the sum is 16.

The square root of 12200119 is about 3492.8668740735. The cubic root of 12200119 is about 230.2085002836.

The spelling of 12200119 in words is "twelve million, two hundred thousand, one hundred nineteen".

Divisors: 1 47 259577 12200119