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12059345 = 52411869
BaseRepresentation
bin101110000000…
…001011010001
3211200200022102
4232000023101
511041344340
61110250145
7204334304
oct56001321
924620272
1012059345
116897401
124056955
13266300c
14185cb3b
1510d3215
hexb802d1

12059345 has 4 divisors (see below), whose sum is σ = 14471220. Its totient is φ = 9647472.

The previous prime is 12059317. The next prime is 12059347. The reversal of 12059345 is 54395021.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 54395021 = 103528107.

It can be written as a sum of positive squares in 2 ways, for example, as 7059649 + 4999696 = 2657^2 + 2236^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12059345 is a prime.

It is not an unprimeable number, because it can be changed into a prime (12059347) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1205930 + ... + 1205939.

It is an arithmetic number, because the mean of its divisors is an integer number (3617805).

Almost surely, 212059345 is an apocalyptic number.

It is an amenable number.

12059345 is a deficient number, since it is larger than the sum of its proper divisors (2411875).

12059345 is an equidigital number, since it uses as much as digits as its factorization.

12059345 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2411874.

The product of its (nonzero) digits is 5400, while the sum is 29.

The square root of 12059345 is about 3472.6567639201. The cubic root of 12059345 is about 229.3196339974.

The spelling of 12059345 in words is "twelve million, fifty-nine thousand, three hundred forty-five".

Divisors: 1 5 2411869 12059345