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3122243413 = 16553188621
BaseRepresentation
bin1011101000011001…
…1010011101010101
322001121001101202221
42322012122131111
522343243242123
61233452302341
7140241426322
oct27206323525
98047041687
103122243413
111362474763
127317719b1
133a9b15613
14218947b49
1513418e25d
hexba19a755

3122243413 has 4 divisors (see below), whose sum is σ = 3122448588. Its totient is φ = 3122038240.

The previous prime is 3122243407. The next prime is 3122243471. The reversal of 3122243413 is 3143422213.

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 2942737009 + 179506404 = 54247^2 + 13398^2 .

It is a cyclic number.

It is not a de Polignac number, because 3122243413 - 217 = 3122112341 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 (3122243473) 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, 77758 + ... + 110863.

It is an arithmetic number, because the mean of its divisors is an integer number (780612147).

Almost surely, 23122243413 is an apocalyptic number.

It is an amenable number.

3122243413 is a deficient number, since it is larger than the sum of its proper divisors (205175).

3122243413 is a wasteful number, since it uses less digits than its factorization.

3122243413 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 205174.

The product of its digits is 3456, while the sum is 25.

The square root of 3122243413 is about 55877.0383341852. The cubic root of 3122243413 is about 1461.5788594815.

Adding to 3122243413 its reverse (3143422213), we get a palindrome (6265665626).

The spelling of 3122243413 in words is "three billion, one hundred twenty-two million, two hundred forty-three thousand, four hundred thirteen".

Divisors: 1 16553 188621 3122243413