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3112230013 = 5358721321
BaseRepresentation
bin1011100110000000…
…1101110001111101
322000220012122222021
42321200031301331
522333212330023
61232453520141
7140060342614
oct27140156175
98026178867
103112230013
111357855522
1272a343051
133a7a1a929
1421749c87b
1513336235d
hexb980dc7d

3112230013 has 4 divisors (see below), whose sum is σ = 3170951388. Its totient is φ = 3053508640.

The previous prime is 3112229987. The next prime is 3112230031. The reversal of 3112230013 is 3100322113.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 1094154084 + 2018075929 = 33078^2 + 44923^2 .

It is a cyclic number.

It is not a de Polignac number, because 3112230013 - 225 = 3078675581 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 (3112230113) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 29360608 + ... + 29360713.

It is an arithmetic number, because the mean of its divisors is an integer number (792737847).

Almost surely, 23112230013 is an apocalyptic number.

It is an amenable number.

3112230013 is a deficient number, since it is larger than the sum of its proper divisors (58721375).

3112230013 is an equidigital number, since it uses as much as digits as its factorization.

3112230013 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58721374.

The product of its (nonzero) digits is 108, while the sum is 16.

The square root of 3112230013 is about 55787.3642772268. The cubic root of 3112230013 is about 1460.0147013282.

Adding to 3112230013 its reverse (3100322113), we get a palindrome (6212552126).

The spelling of 3112230013 in words is "three billion, one hundred twelve million, two hundred thirty thousand, thirteen".

Divisors: 1 53 58721321 3112230013