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245041301 = 449545749
BaseRepresentation
bin11101001101100…
…00100010010101
3122002002101110202
432212300202111
51000212310201
640152030245
76033550061
oct1646604225
9562071422
10245041301
1111635717a
126a092385
133b9c766b
1424788aa1
15167a4c6b
hexe9b0895

245041301 has 4 divisors (see below), whose sum is σ = 245587500. Its totient is φ = 244495104.

The previous prime is 245041283. The next prime is 245041327. The reversal of 245041301 is 103140542.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 103140542 = 251570271.

It can be written as a sum of positive squares in 2 ways, for example, as 71487025 + 173554276 = 8455^2 + 13174^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-245041301 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (245047301) 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 3 ways as a sum of consecutive naturals, for example, 272426 + ... + 273323.

It is an arithmetic number, because the mean of its divisors is an integer number (61396875).

Almost surely, 2245041301 is an apocalyptic number.

It is an amenable number.

245041301 is a deficient number, since it is larger than the sum of its proper divisors (546199).

245041301 is an equidigital number, since it uses as much as digits as its factorization.

245041301 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 546198.

The product of its (nonzero) digits is 480, while the sum is 20.

The square root of 245041301 is about 15653.7950989528. The cubic root of 245041301 is about 625.7676336491.

Adding to 245041301 its reverse (103140542), we get a palindrome (348181843).

The spelling of 245041301 in words is "two hundred forty-five million, forty-one thousand, three hundred one".

Divisors: 1 449 545749 245041301