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12369893 = 192292843
BaseRepresentation
bin101111001011…
…111111100101
3212021110022012
4233023333211
511131314033
61121044005
7210066554
oct57137745
925243265
1012369893
116a89758
124186605
132741483
1418ddd9b
151145248
hexbcbfe5

12369893 has 8 divisors (see below), whose sum is σ = 13082400. Its totient is φ = 11663568.

The previous prime is 12369887. The next prime is 12369919. The reversal of 12369893 is 39896321.

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

It is not a de Polignac number, because 12369893 - 210 = 12368869 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12369893.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12365893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2930 + ... + 5772.

It is an arithmetic number, because the mean of its divisors is an integer number (1635300).

Almost surely, 212369893 is an apocalyptic number.

It is an amenable number.

12369893 is a deficient number, since it is larger than the sum of its proper divisors (712507).

12369893 is a wasteful number, since it uses less digits than its factorization.

12369893 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3091.

The product of its digits is 69984, while the sum is 41.

The square root of 12369893 is about 3517.0858675898. The cubic root of 12369893 is about 231.2714274764.

The spelling of 12369893 in words is "twelve million, three hundred sixty-nine thousand, eight hundred ninety-three".

Divisors: 1 19 229 2843 4351 54017 651047 12369893