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12293065 = 53766449
BaseRepresentation
bin101110111001…
…001111001001
3212010112220201
4232321033021
511121334230
61115252201
7206326561
oct56711711
925115821
1012293065
116a36a64
12414a061
132715505
1418bdda1
15112c5ca
hexbb93c9

12293065 has 8 divisors (see below), whose sum is σ = 15150600. Its totient is φ = 9568512.

The previous prime is 12293053. The next prime is 12293069. The reversal of 12293065 is 56039221.

It can be written as a sum of positive squares in 4 ways, for example, as 7112889 + 5180176 = 2667^2 + 2276^2 .

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 12293065 - 25 = 12293033 is a prime.

It is a super-2 number, since 2×122930652 = 302238894188450, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (12293069) 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, 33040 + ... + 33409.

It is an arithmetic number, because the mean of its divisors is an integer number (1893825).

Almost surely, 212293065 is an apocalyptic number.

It is an amenable number.

12293065 is a deficient number, since it is larger than the sum of its proper divisors (2857535).

12293065 is an equidigital number, since it uses as much as digits as its factorization.

12293065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 66491.

The product of its (nonzero) digits is 3240, while the sum is 28.

The square root of 12293065 is about 3506.1467453602. The cubic root of 12293065 is about 230.7916325974.

The spelling of 12293065 in words is "twelve million, two hundred ninety-three thousand, sixty-five".

Divisors: 1 5 37 185 66449 332245 2458613 12293065