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5288232085 = 51057646417
BaseRepresentation
bin1001110110011010…
…00000010010010101
3111122112202000122121
410323031000102111
541312241411320
62232425055541
7245022142153
oct47315002225
914575660577
105288232085
112274084044
1210370275b1
13663799216
143824903d3
1520e3dd8aa
hex13b340495

5288232085 has 4 divisors (see below), whose sum is σ = 6345878508. Its totient is φ = 4230585664.

The previous prime is 5288232083. The next prime is 5288232107. The reversal of 5288232085 is 5802328825.

It is a happy number.

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

It can be written as a sum of positive squares in 2 ways, for example, as 4207597956 + 1080634129 = 64866^2 + 32873^2 .

It is a cyclic number.

It is not a de Polignac number, because 5288232085 - 21 = 5288232083 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5288232083) 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, 528823204 + ... + 528823213.

It is an arithmetic number, because the mean of its divisors is an integer number (1586469627).

Almost surely, 25288232085 is an apocalyptic number.

It is an amenable number.

5288232085 is a deficient number, since it is larger than the sum of its proper divisors (1057646423).

5288232085 is a wasteful number, since it uses less digits than its factorization.

5288232085 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1057646422.

The product of its (nonzero) digits is 307200, while the sum is 43.

The square root of 5288232085 is about 72720.2316071669. The cubic root of 5288232085 is about 1742.2220351204. Note that the first 3 decimals are identical.

The spelling of 5288232085 in words is "five billion, two hundred eighty-eight million, two hundred thirty-two thousand, eighty-five".

Divisors: 1 5 1057646417 5288232085