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5250238663 = 5803190473
BaseRepresentation
bin1001110001111000…
…00100100011000111
3111112220020202110211
410320330010203013
541223030114123
62224550500251
7244051202155
oct47074044307
914486222424
105250238663
11225469401a
121026364687
13658955ac7
1437b4003d5
1520add640d
hex138f048c7

5250238663 has 4 divisors (see below), whose sum is σ = 5250387168. Its totient is φ = 5250090160.

The previous prime is 5250238603. The next prime is 5250238667. The reversal of 5250238663 is 3668320525.

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 is a cyclic number.

It is not a de Polignac number, because 5250238663 - 213 = 5250230471 is a prime.

It is a Smith number, since the sum of its digits (40) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5250238667) 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, 12795 + ... + 103267.

It is an arithmetic number, because the mean of its divisors is an integer number (1312596792).

Almost surely, 25250238663 is an apocalyptic number.

5250238663 is a deficient number, since it is larger than the sum of its proper divisors (148505).

5250238663 is an equidigital number, since it uses as much as digits as its factorization.

5250238663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 148504.

The product of its (nonzero) digits is 259200, while the sum is 40.

The square root of 5250238663 is about 72458.5306433963. The cubic root of 5250238663 is about 1738.0396585187.

The spelling of 5250238663 in words is "five billion, two hundred fifty million, two hundred thirty-eight thousand, six hundred sixty-three".

Divisors: 1 58031 90473 5250238663