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12793041 = 321421449
BaseRepresentation
bin110000110011…
…010011010001
3220001221202100
4300303103101
511233334131
61134111013
7213511332
oct60632321
926057670
1012793041
117248668
12434b469
13285bc61
1419b0289
1511ca7e6
hexc334d1

12793041 has 6 divisors (see below), whose sum is σ = 18478850. Its totient is φ = 8528688.

The previous prime is 12793021. The next prime is 12793051. The reversal of 12793041 is 14039721.

It can be written as a sum of positive squares in only one way, i.e., 8294400 + 4498641 = 2880^2 + 2121^2 .

It is not a de Polignac number, because 12793041 - 211 = 12790993 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 12792996 and 12793014.

It is not an unprimeable number, because it can be changed into a prime (12793021) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 710716 + ... + 710733.

Almost surely, 212793041 is an apocalyptic number.

It is an amenable number.

12793041 is a deficient number, since it is larger than the sum of its proper divisors (5685809).

12793041 is a wasteful number, since it uses less digits than its factorization.

12793041 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1421455 (or 1421452 counting only the distinct ones).

The product of its (nonzero) digits is 1512, while the sum is 27.

The square root of 12793041 is about 3576.7360819608. The cubic root of 12793041 is about 233.8790192067.

The spelling of 12793041 in words is "twelve million, seven hundred ninety-three thousand, forty-one".

Divisors: 1 3 9 1421449 4264347 12793041