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12675869 = 193121521
BaseRepresentation
bin110000010110…
…101100011101
3212212000000122
4300112230131
511221111434
61131404325
7212512613
oct60265435
925760018
1012675869
117178628
1242b36a5
13281a81b
14197d6b3
1511a5c2e
hexc16b1d

12675869 has 8 divisors (see below), whose sum is σ = 13774080. Its totient is φ = 11620800.

The previous prime is 12675833. The next prime is 12675893. The reversal of 12675869 is 96857621.

12675869 is digitally balanced in base 2, 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 a cyclic number.

It is not a de Polignac number, because 12675869 - 216 = 12610333 is a prime.

It is a super-2 number, since 2×126758692 = 321355309810322, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12675269) 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, 10172 + ... + 11349.

It is an arithmetic number, because the mean of its divisors is an integer number (1721760).

Almost surely, 212675869 is an apocalyptic number.

12675869 is a gapful number since it is divisible by the number (19) formed by its first and last digit.

It is an amenable number.

12675869 is a deficient number, since it is larger than the sum of its proper divisors (1098211).

12675869 is a wasteful number, since it uses less digits than its factorization.

12675869 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21571.

The product of its digits is 181440, while the sum is 44.

The square root of 12675869 is about 3560.3186655130. The cubic root of 12675869 is about 233.1627921635.

The spelling of 12675869 in words is "twelve million, six hundred seventy-five thousand, eight hundred sixty-nine".

Divisors: 1 19 31 589 21521 408899 667151 12675869