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12002317 = 291093797
BaseRepresentation
bin101101110010…
…010000001101
3211120210002021
4231302100031
511033033232
61105130141
7204006115
oct55622015
924523067
1012002317
116858578
124029951
132643082
141846045
1510c1397
hexb7240d

12002317 has 8 divisors (see below), whose sum is σ = 12533400. Its totient is φ = 11479104.

The previous prime is 12002279. The next prime is 12002321. The reversal of 12002317 is 71320021.

It is a happy number.

12002317 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 346921 + 11655396 = 589^2 + 3414^2 .

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

It is a cyclic number.

It is not a de Polignac number, because 12002317 - 27 = 12002189 is a prime.

It is a super-2 number, since 2×120023172 = 288111226736978, which contains 22 as substring.

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 12002317.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12002377) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1263 + ... + 5059.

It is an arithmetic number, because the mean of its divisors is an integer number (1566675).

Almost surely, 212002317 is an apocalyptic number.

It is an amenable number.

12002317 is a deficient number, since it is larger than the sum of its proper divisors (531083).

12002317 is a wasteful number, since it uses less digits than its factorization.

12002317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3935.

The product of its (nonzero) digits is 84, while the sum is 16.

The square root of 12002317 is about 3464.4360291395. The cubic root of 12002317 is about 228.9575825785.

Adding to 12002317 its reverse (71320021), we get a palindrome (83322338).

The spelling of 12002317 in words is "twelve million, two thousand, three hundred seventeen".

Divisors: 1 29 109 3161 3797 110113 413873 12002317