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1312041 = 34110667
BaseRepresentation
bin101000000010100101001
32110122210010
411000110221
5313441131
644042133
714103123
oct5002451
92418703
101312041
11816835
12533349
1336c273
14262213
151adb46
hex140529

1312041 has 8 divisors (see below), whose sum is σ = 1792224. Its totient is φ = 853280.

The previous prime is 1312027. The next prime is 1312079. The reversal of 1312041 is 1402131.

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 1312041 - 218 = 1049897 is a prime.

It is not an unprimeable number, because it can be changed into a prime (1312001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (7) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5211 + ... + 5456.

It is an arithmetic number, because the mean of its divisors is an integer number (224028).

21312041 is an apocalyptic number.

It is an amenable number.

1312041 is a deficient number, since it is larger than the sum of its proper divisors (480183).

1312041 is a wasteful number, since it uses less digits than its factorization.

1312041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10711.

The product of its (nonzero) digits is 24, while the sum is 12.

The square root of 1312041 is about 1145.4435821986. The cubic root of 1312041 is about 109.4752138390.

Adding to 1312041 its reverse (1402131), we get a palindrome (2714172).

The spelling of 1312041 in words is "one million, three hundred twelve thousand, forty-one".

Divisors: 1 3 41 123 10667 32001 437347 1312041