Search a number
-
+
12430153513 = 107116169659
BaseRepresentation
bin10111001001110010…
…10001011100101001
31012002021112020001001
423210321101130221
5200424104403023
65413233155001
7620013363421
oct134471213451
935067466031
1012430153513
1152a9552348
1224aa9bba61
131231302c2b
1485cbd1481
154cb3dd6ad
hex2e4e51729

12430153513 has 4 divisors (see below), whose sum is σ = 12546323280. Its totient is φ = 12313983748.

The previous prime is 12430153499. The next prime is 12430153531. The reversal of 12430153513 is 31535103421.

It is a happy number.

12430153513 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, and also an emirpimes, since its reverse is a distinct semiprime: 31535103421 = 82138410601.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-12430153513 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (12430153543) 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, 58084723 + ... + 58084936.

It is an arithmetic number, because the mean of its divisors is an integer number (3136580820).

Almost surely, 212430153513 is an apocalyptic number.

It is an amenable number.

12430153513 is a deficient number, since it is larger than the sum of its proper divisors (116169767).

12430153513 is a wasteful number, since it uses less digits than its factorization.

12430153513 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 116169766.

The product of its (nonzero) digits is 5400, while the sum is 28.

Adding to 12430153513 its reverse (31535103421), we get a palindrome (43965256934).

The spelling of 12430153513 in words is "twelve billion, four hundred thirty million, one hundred fifty-three thousand, five hundred thirteen".

Divisors: 1 107 116169659 12430153513