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12975033 = 310939679
BaseRepresentation
bin110001011111…
…101110111001
3220102012101210
4301133232321
511310200113
61142033333
7215200041
oct61375671
926365353
1012975033
117362375
124418849
1328c3a46
141a1a721
1512146c3
hexc5fbb9

12975033 has 8 divisors (see below), whose sum is σ = 17459200. Its totient is φ = 8570448.

The previous prime is 12975031. The next prime is 12975047. The reversal of 12975033 is 33057921.

12975033 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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

It is not a de Polignac number, because 12975033 - 21 = 12975031 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12975031) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 19513 + ... + 20166.

It is an arithmetic number, because the mean of its divisors is an integer number (2182400).

Almost surely, 212975033 is an apocalyptic number.

It is an amenable number.

12975033 is a deficient number, since it is larger than the sum of its proper divisors (4484167).

12975033 is a wasteful number, since it uses less digits than its factorization.

12975033 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39791.

The product of its (nonzero) digits is 5670, while the sum is 30.

The square root of 12975033 is about 3602.0873115459. The cubic root of 12975033 is about 234.9828446810.

The spelling of 12975033 in words is "twelve million, nine hundred seventy-five thousand, thirty-three".

Divisors: 1 3 109 327 39679 119037 4325011 12975033