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12680582 = 237916729
BaseRepresentation
bin110000010111…
…110110000110
3212212020111012
4300113312012
511221234312
61131442222
7212532425
oct60276606
925766435
1012680582
117181122
1242b6372
13281ca05
1419812bc
1511a7322
hexc17d86

12680582 has 8 divisors (see below), whose sum is σ = 19072200. Its totient is φ = 6323184.

The previous prime is 12680579. The next prime is 12680587. The reversal of 12680582 is 28508621.

12680582 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 (12680587) 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, 7607 + ... + 9122.

It is an arithmetic number, because the mean of its divisors is an integer number (2384025).

Almost surely, 212680582 is an apocalyptic number.

12680582 is a deficient number, since it is larger than the sum of its proper divisors (6391618).

12680582 is a wasteful number, since it uses less digits than its factorization.

12680582 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17110.

The product of its (nonzero) digits is 7680, while the sum is 32.

The square root of 12680582 is about 3560.9804829569. The cubic root of 12680582 is about 233.1916859109.

It can be divided in two parts, 126 and 80582, that added together give a palindrome (80708).

The spelling of 12680582 in words is "twelve million, six hundred eighty thousand, five hundred eighty-two".

Divisors: 1 2 379 758 16729 33458 6340291 12680582