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4123683 = 33152729
BaseRepresentation
bin1111101110110000100011
321202111122000
433232300203
52023424213
6224215043
750023254
oct17566043
97674560
104123683
112367203
12146a483
13b14c65
14794b2b
15566c73
hex3eec23

4123683 has 8 divisors (see below), whose sum is σ = 6109200. Its totient is φ = 2749104.

The previous prime is 4123681. The next prime is 4123727. The reversal of 4123683 is 3863214.

It is a happy number.

It is not a de Polignac number, because 4123683 - 21 = 4123681 is a prime.

It is a super-2 number, since 2×41236832 = 34009522968978, which contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (27), and also a Moran number because the ratio is a prime number: 152729 = 4123683 / (4 + 1 + 2 + 3 + 6 + 8 + 3).

It is not an unprimeable number, because it can be changed into a prime (4123681) 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 7 ways as a sum of consecutive naturals, for example, 76338 + ... + 76391.

It is an arithmetic number, because the mean of its divisors is an integer number (763650).

Almost surely, 24123683 is an apocalyptic number.

4123683 is a deficient number, since it is larger than the sum of its proper divisors (1985517).

4123683 is a wasteful number, since it uses less digits than its factorization.

4123683 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 152738 (or 152732 counting only the distinct ones).

The product of its digits is 3456, while the sum is 27.

The square root of 4123683 is about 2030.6853522887. The cubic root of 4123683 is about 160.3596467125.

Adding to 4123683 its reverse (3863214), we get a palindrome (7986897).

It can be divided in two parts, 412 and 3683, that added together give a triangular number (4095 = T90).

The spelling of 4123683 in words is "four million, one hundred twenty-three thousand, six hundred eighty-three".

Divisors: 1 3 9 27 152729 458187 1374561 4123683