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5089784215 = 51017956843
BaseRepresentation
bin1001011110101111…
…11111000110010111
3111010201022211100111
410233113333012113
540410441043330
62201015423451
7240062311015
oct45727770627
914121284314
105089784215
11218206123a
12ba0684b87
13631636549
14363d938b5
151ebc8e32a
hex12f5ff197

5089784215 has 4 divisors (see below), whose sum is σ = 6107741064. Its totient is φ = 4071827368.

The previous prime is 5089784213. The next prime is 5089784251. The reversal of 5089784215 is 5124879805.

It is a happy number.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 5089784215 - 21 = 5089784213 is a prime.

It is a Smith number, since the sum of its digits (49) 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 (5089784213) 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, 508978417 + ... + 508978426.

It is an arithmetic number, because the mean of its divisors is an integer number (1526935266).

Almost surely, 25089784215 is an apocalyptic number.

5089784215 is a deficient number, since it is larger than the sum of its proper divisors (1017956849).

5089784215 is a wasteful number, since it uses less digits than its factorization.

5089784215 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1017956848.

The product of its (nonzero) digits is 806400, while the sum is 49.

The square root of 5089784215 is about 71342.7236303745. The cubic root of 5089784215 is about 1720.1505428672.

The spelling of 5089784215 in words is "five billion, eighty-nine million, seven hundred eighty-four thousand, two hundred fifteen".

Divisors: 1 5 1017956843 5089784215