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5001664231 = 17821935797
BaseRepresentation
bin1001010100001111…
…10101011011100111
3110220120111212110101
410222013311123213
540220411223411
62144151004531
7234642305314
oct45207653347
913816455411
105001664231
112137344403
12b77069747
136192c2245
143563b5d0b
151e41848c1
hex12a1f56e7

5001664231 has 8 divisors (see below), whose sum is σ = 5296672080. Its totient is φ = 4706744448.

The previous prime is 5001664193. The next prime is 5001664237. The reversal of 5001664231 is 1324661005.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5001664231 - 27 = 5001664103 is a prime.

It is a super-2 number, since 2×50016642312 = 50033290159329642722, which contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 5001664231.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5001664237) 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 7 ways as a sum of consecutive naturals, for example, 121825 + ... + 157621.

It is an arithmetic number, because the mean of its divisors is an integer number (662084010).

Almost surely, 25001664231 is an apocalyptic number.

5001664231 is a deficient number, since it is larger than the sum of its proper divisors (295007849).

5001664231 is a wasteful number, since it uses less digits than its factorization.

5001664231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44033.

The product of its (nonzero) digits is 4320, while the sum is 28.

The square root of 5001664231 is about 70722.4450298489. The cubic root of 5001664231 is about 1710.1656452967.

The spelling of 5001664231 in words is "five billion, one million, six hundred sixty-four thousand, two hundred thirty-one".

Divisors: 1 17 8219 35797 139723 608549 294215543 5001664231