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12741371 = 47419647
BaseRepresentation
bin110000100110…
…101011111011
3212222022212122
4300212223323
511230210441
61133031455
7213204566
oct60465373
925868778
1012741371
117212865
12432558b
132841596
1419994dd
1511ba34b
hexc26afb

12741371 has 8 divisors (see below), whose sum is σ = 13063680. Its totient is φ = 12421288.

The previous prime is 12741367. The next prime is 12741397. The reversal of 12741371 is 17314721.

It is a happy number.

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 12741371 - 22 = 12741367 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12741371.

It is not an unprimeable number, because it can be changed into a prime (12741361) 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, 19370 + ... + 20016.

It is an arithmetic number, because the mean of its divisors is an integer number (1632960).

Almost surely, 212741371 is an apocalyptic number.

12741371 is a deficient number, since it is larger than the sum of its proper divisors (322309).

12741371 is an equidigital number, since it uses as much as digits as its factorization.

12741371 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1113.

The product of its digits is 1176, while the sum is 26.

The square root of 12741371 is about 3569.5057080778. The cubic root of 12741371 is about 233.5637218773.

The spelling of 12741371 in words is "twelve million, seven hundred forty-one thousand, three hundred seventy-one".

Divisors: 1 47 419 647 19693 30409 271093 12741371