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5185452393 = 3211192756753
BaseRepresentation
bin1001101010001001…
…11011100101101001
3111101101100021102100
410311010323211221
541104433434033
62214314124013
7242333422002
oct46504734551
914341307370
105185452393
112221064150
121008720609
136483c1434
143729781a9
1520538a513
hex13513b969

5185452393 has 24 divisors (see below), whose sum is σ = 8601072480. Its totient is φ = 2977292160.

The previous prime is 5185452383. The next prime is 5185452427. The reversal of 5185452393 is 3932545815.

5185452393 is a `hidden beast` number, since 5 + 18 + 545 + 2 + 3 + 93 = 666.

It is not a de Polignac number, because 5185452393 - 29 = 5185451881 is a prime.

It is not an unprimeable number, because it can be changed into a prime (5185452383) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1376496 + ... + 1380257.

It is an arithmetic number, because the mean of its divisors is an integer number (358378020).

Almost surely, 25185452393 is an apocalyptic number.

It is an amenable number.

5185452393 is a deficient number, since it is larger than the sum of its proper divisors (3415620087).

5185452393 is a wasteful number, since it uses less digits than its factorization.

5185452393 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2756789 (or 2756786 counting only the distinct ones).

The product of its digits is 648000, while the sum is 45.

The square root of 5185452393 is about 72010.0853561499. The cubic root of 5185452393 is about 1730.8610983802.

The spelling of 5185452393 in words is "five billion, one hundred eighty-five million, four hundred fifty-two thousand, three hundred ninety-three".

Divisors: 1 3 9 11 19 33 57 99 171 209 627 1881 2756753 8270259 24810777 30324283 52378307 90972849 157134921 272918547 471404763 576161377 1728484131 5185452393