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2012300313 = 3670766771
BaseRepresentation
bin111011111110001…
…0100010000011001
312012020111110002020
41313330110100121
513110122102223
6531402325053
7100603161522
oct16774242031
95166443066
102012300313
11942989011
12481ab9789
13260b92c5a
1415137b849
15bb9e21e3
hex77f14419

2012300313 has 4 divisors (see below), whose sum is σ = 2683067088. Its totient is φ = 1341533540.

The previous prime is 2012300249. The next prime is 2012300321. The reversal of 2012300313 is 3130032102.

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 2012300313 - 26 = 2012300249 is a prime.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 2012300292 and 2012300301.

It is not an unprimeable number, because it can be changed into a prime (2012300813) 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, 335383383 + ... + 335383388.

It is an arithmetic number, because the mean of its divisors is an integer number (670766772).

Almost surely, 22012300313 is an apocalyptic number.

It is an amenable number.

2012300313 is a deficient number, since it is larger than the sum of its proper divisors (670766775).

2012300313 is an equidigital number, since it uses as much as digits as its factorization.

2012300313 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 670766774.

The product of its (nonzero) digits is 108, while the sum is 15.

The square root of 2012300313 is about 44858.6704328160. The cubic root of 2012300313 is about 1262.4986767035.

Adding to 2012300313 its reverse (3130032102), we get a palindrome (5142332415).

The spelling of 2012300313 in words is "two billion, twelve million, three hundred thousand, three hundred thirteen".

Divisors: 1 3 670766771 2012300313