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12984037 = 111517817
BaseRepresentation
bin110001100001…
…111011100101
3220102122202021
4301201323211
511310442122
61142143141
7215235223
oct61417345
926378667
1012984037
117369110
124421ab1
1328c7b81
141a1db13
1512171c7
hexc61ee5

12984037 has 8 divisors (see below), whose sum is σ = 14260032. Its totient is φ = 11724000.

The previous prime is 12984031. The next prime is 12984053. The reversal of 12984037 is 73048921.

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 12984037 - 219 = 12459749 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12983993 and 12984011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12984031) 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, 2248 + ... + 5569.

It is an arithmetic number, because the mean of its divisors is an integer number (1782504).

Almost surely, 212984037 is an apocalyptic number.

It is an amenable number.

12984037 is a deficient number, since it is larger than the sum of its proper divisors (1275995).

12984037 is a wasteful number, since it uses less digits than its factorization.

12984037 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7979.

The product of its (nonzero) digits is 12096, while the sum is 34.

The square root of 12984037 is about 3603.3369256843. The cubic root of 12984037 is about 235.0371874151.

It can be divided in two parts, 1298 and 4037, that added together give a palindrome (5335).

The spelling of 12984037 in words is "twelve million, nine hundred eighty-four thousand, thirty-seven".

Divisors: 1 11 151 1661 7817 85987 1180367 12984037