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12875384 = 231609423
BaseRepresentation
bin110001000111…
…011001111000
3220020010201002
4301013121320
511244003014
61135544132
7214303364
oct61073170
926203632
1012875384
1172a4515
12438b048
13288a592
1419d22a4
1511e4dde
hexc47678

12875384 has 8 divisors (see below), whose sum is σ = 24141360. Its totient is φ = 6437688.

The previous prime is 12875381. The next prime is 12875399. The reversal of 12875384 is 48357821.

12875384 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12875381) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 804704 + ... + 804719.

It is an arithmetic number, because the mean of its divisors is an integer number (3017670).

Almost surely, 212875384 is an apocalyptic number.

It is an amenable number.

12875384 is a deficient number, since it is larger than the sum of its proper divisors (11265976).

12875384 is a wasteful number, since it uses less digits than its factorization.

12875384 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1609429 (or 1609425 counting only the distinct ones).

The product of its digits is 53760, while the sum is 38.

The square root of 12875384 is about 3588.2285322984. The cubic root of 12875384 is about 234.3797374805.

The spelling of 12875384 in words is "twelve million, eight hundred seventy-five thousand, three hundred eighty-four".

Divisors: 1 2 4 8 1609423 3218846 6437692 12875384