Search a number
-
+
12790006 = 243148721
BaseRepresentation
bin110000110010…
…100011110110
3220001210120221
4300302203312
511233240011
61134044554
7213466435
oct60624366
926053527
1012790006
117246359
12434975a
13285a768
1419ad11c
1511c9971
hexc328f6

12790006 has 8 divisors (see below), whose sum is σ = 19631304. Its totient is φ = 6246240.

The previous prime is 12789979. The next prime is 12790007. The reversal of 12790006 is 60009721.

12790006 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 congruent number.

It is not an unprimeable number, because it can be changed into a prime (12790007) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 74275 + ... + 74446.

It is an arithmetic number, because the mean of its divisors is an integer number (2453913).

Almost surely, 212790006 is an apocalyptic number.

12790006 is a deficient number, since it is larger than the sum of its proper divisors (6841298).

12790006 is a wasteful number, since it uses less digits than its factorization.

12790006 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 148766.

The product of its (nonzero) digits is 756, while the sum is 25.

The square root of 12790006 is about 3576.3117873027. The cubic root of 12790006 is about 233.8605227194.

Adding to 12790006 its reverse (60009721), we get a palindrome (72799727).

The spelling of 12790006 in words is "twelve million, seven hundred ninety thousand, six".

Divisors: 1 2 43 86 148721 297442 6395003 12790006