Search a number
-
+
12885573 = 319721803
BaseRepresentation
bin110001001001…
…111001000101
3220020122200110
4301021321011
511244314243
61140103233
7214345161
oct61117105
926218613
1012885573
117301138
124394b19
1328920cc
1419d5ca1
1511e7e33
hexc49e45

12885573 has 8 divisors (see below), whose sum is σ = 17268768. Its totient is φ = 8546384.

The previous prime is 12885569. The next prime is 12885581. The reversal of 12885573 is 37558821.

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 12885573 - 22 = 12885569 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12883573) 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, 10311 + ... + 11492.

It is an arithmetic number, because the mean of its divisors is an integer number (2158596).

Almost surely, 212885573 is an apocalyptic number.

It is an amenable number.

12885573 is a deficient number, since it is larger than the sum of its proper divisors (4383195).

12885573 is a wasteful number, since it uses less digits than its factorization.

12885573 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22003.

The product of its digits is 67200, while the sum is 39.

The square root of 12885573 is about 3589.6480328857. The cubic root of 12885573 is about 234.4415470410.

The spelling of 12885573 in words is "twelve million, eight hundred eighty-five thousand, five hundred seventy-three".

Divisors: 1 3 197 591 21803 65409 4295191 12885573