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4318724089 = 657172
BaseRepresentation
bin1000000010110101…
…00111111111111001
3102010222102220201001
410001122213333321
532321043132324
61552313125001
7212010356221
oct40132477771
912128386631
104318724089
111916897369
12a063b9761
1353a976c54
142cd7dd081
151a4231e44
hex1016a7ff9

4318724089 has 3 divisors (see below), whose sum is σ = 4318789807. Its totient is φ = 4318658372.

The previous prime is 4318724087. The next prime is 4318724093. The reversal of 4318724089 is 9804278134.

The square root of 4318724089 is 65717.

It is a perfect power (a square), and thus also a powerful number.

It is a semiprime because it is the product of two primes, and also a brilliant number, because the two primes have the same length.

It can be written as a sum of positive squares in only one way, i.e., 1327509225 + 2991214864 = 36435^2 + 54692^2 .

It is not a de Polignac number, because 4318724089 - 21 = 4318724087 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (4318724087) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 32859 + ... + 98575.

Almost surely, 24318724089 is an apocalyptic number.

4318724089 is the 65717-th square number.

4318724089 is the 32859-th centered octagonal number.

It is an amenable number.

4318724089 is a deficient number, since it is larger than the sum of its proper divisors (65718).

4318724089 is an frugal number, since it uses more digits than its factorization.

4318724089 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131434 (or 65717 counting only the distinct ones).

The product of its (nonzero) digits is 387072, while the sum is 46.

The cubic root of 4318724089 is about 1628.4902136459.

It can be divided in two parts, 43187 and 24089, that added together give a palindrome (67276).

The spelling of 4318724089 in words is "four billion, three hundred eighteen million, seven hundred twenty-four thousand, eighty-nine".

Divisors: 1 65717 4318724089