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12793075 = 52511723
BaseRepresentation
bin110000110011…
…010011110011
3220001221210121
4300303103303
511233334300
61134111111
7213511411
oct60632363
926057717
1012793075
117248699
12434b497
13285bc89
1419b02b1
1511ca81a
hexc334f3

12793075 has 6 divisors (see below), whose sum is σ = 15863444. Its totient is φ = 10234440.

The previous prime is 12793063. The next prime is 12793093. The reversal of 12793075 is 57039721.

It is a de Polignac number, because none of the positive numbers 2k-12793075 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 12793075.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 255837 + ... + 255886.

Almost surely, 212793075 is an apocalyptic number.

12793075 is a deficient number, since it is larger than the sum of its proper divisors (3070369).

12793075 is an equidigital number, since it uses as much as digits as its factorization.

12793075 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 511733 (or 511728 counting only the distinct ones).

The product of its (nonzero) digits is 13230, while the sum is 34.

The square root of 12793075 is about 3576.7408348942. The cubic root of 12793075 is about 233.8792263996.

The spelling of 12793075 in words is "twelve million, seven hundred ninety-three thousand, seventy-five".

Divisors: 1 5 25 511723 2558615 12793075