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13245051 = 34499833
BaseRepresentation
bin110010100001…
…101001111011
3220220220210110
4302201221323
511342320201
61151515403
7220403211
oct62415173
926826713
1013245051
117527226
124528b63
132989911
141a8acb1
1512696d6
hexca1a7b

13245051 has 8 divisors (see below), whose sum is σ = 17701200. Its totient is φ = 8809472.

The previous prime is 13245049. The next prime is 13245077. The reversal of 13245051 is 15054231.

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 13245051 - 21 = 13245049 is a prime.

It is not an unprimeable number, because it can be changed into a prime (13245031) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 3570 + ... + 6263.

It is an arithmetic number, because the mean of its divisors is an integer number (2212650).

Almost surely, 213245051 is an apocalyptic number.

13245051 is a deficient number, since it is larger than the sum of its proper divisors (4456149).

13245051 is an equidigital number, since it uses as much as digits as its factorization.

13245051 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10285.

The product of its (nonzero) digits is 600, while the sum is 21.

The square root of 13245051 is about 3639.3750837197. The cubic root of 13245051 is about 236.6017095640.

Adding to 13245051 its reverse (15054231), we get a palindrome (28299282).

The spelling of 13245051 in words is "thirteen million, two hundred forty-five thousand, fifty-one".

Divisors: 1 3 449 1347 9833 29499 4415017 13245051