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2030310313 = 6730303139
BaseRepresentation
bin111100100000100…
…0001001110101001
312020111101110011021
41321001001032221
513124224412223
6533244332441
7101212232023
oct17101011651
95214343137
102030310313
1195206a209
12487b44121
1326482a665
14153909013
15bd39d65d
hex790413a9

2030310313 has 4 divisors (see below), whose sum is σ = 2060613520. Its totient is φ = 2000007108.

The previous prime is 2030310307. The next prime is 2030310343. The reversal of 2030310313 is 3130130302.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 2030310313 - 25 = 2030310281 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2030310343) 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, 15151503 + ... + 15151636.

It is an arithmetic number, because the mean of its divisors is an integer number (515153380).

Almost surely, 22030310313 is an apocalyptic number.

It is an amenable number.

2030310313 is a deficient number, since it is larger than the sum of its proper divisors (30303207).

2030310313 is an equidigital number, since it uses as much as digits as its factorization.

2030310313 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30303206.

The product of its (nonzero) digits is 162, while the sum is 16.

The square root of 2030310313 is about 45058.9648460770. The cubic root of 2030310313 is about 1266.2539317865.

Adding to 2030310313 its reverse (3130130302), we get a palindrome (5160440615).

The spelling of 2030310313 in words is "two billion, thirty million, three hundred ten thousand, three hundred thirteen".

Divisors: 1 67 30303139 2030310313