Search a number
-
+
12389996 = 223097499
BaseRepresentation
bin101111010000…
…111001101100
3212022110212202
4233100321230
511132434441
61121321032
7210212303
oct57207154
925273782
1012389996
116aa2873
124196178
13274a678
14190743a
15114b19b
hexbd0e6c

12389996 has 6 divisors (see below), whose sum is σ = 21682500. Its totient is φ = 6194996.

The previous prime is 12389983. The next prime is 12390011. The reversal of 12389996 is 69998321.

It is a self number, because there is not a number n which added to its sum of digits gives 12389996.

It is an unprimeable number.

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 as a sum of consecutive naturals, namely, 1548746 + ... + 1548753.

It is an arithmetic number, because the mean of its divisors is an integer number (3613750).

Almost surely, 212389996 is an apocalyptic number.

It is an amenable number.

12389996 is a deficient number, since it is larger than the sum of its proper divisors (9292504).

12389996 is a wasteful number, since it uses less digits than its factorization.

12389996 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3097503 (or 3097501 counting only the distinct ones).

The product of its digits is 209952, while the sum is 47.

The square root of 12389996 is about 3519.9426131686. The cubic root of 12389996 is about 231.3966436819.

The spelling of 12389996 in words is "twelve million, three hundred eighty-nine thousand, nine hundred ninety-six".

Divisors: 1 2 4 3097499 6194998 12389996