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3144124513 = 3598758007
BaseRepresentation
bin1011101101100111…
…1000100001100001
322010010020002000001
42323121320201201
522414343441023
61235553300001
7140625421525
oct27331704141
98103202001
103144124513
11137385a312
12738b64601
133b150700a
1421b801d85
151360626ad
hexbb678861

3144124513 has 4 divisors (see below), whose sum is σ = 3152882880. Its totient is φ = 3135366148.

The previous prime is 3144124493. The next prime is 3144124519. The reversal of 3144124513 is 3154214413.

3144124513 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 3144124513 - 25 = 3144124481 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (3144124519) 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, 4378645 + ... + 4379362.

It is an arithmetic number, because the mean of its divisors is an integer number (788220720).

Almost surely, 23144124513 is an apocalyptic number.

It is an amenable number.

3144124513 is a deficient number, since it is larger than the sum of its proper divisors (8758367).

3144124513 is an equidigital number, since it uses as much as digits as its factorization.

3144124513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8758366.

The product of its digits is 5760, while the sum is 28.

The square root of 3144124513 is about 56072.4933724192. The cubic root of 3144124513 is about 1464.9852278677.

Adding to 3144124513 its reverse (3154214413), we get a palindrome (6298338926).

The spelling of 3144124513 in words is "three billion, one hundred forty-four million, one hundred twenty-four thousand, five hundred thirteen".

Divisors: 1 359 8758007 3144124513