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5284091808 = 253341433469
BaseRepresentation
bin1001110101111010…
…01101011110100000
3111122020221200021000
410322331031132200
541310211414213
62232200232000
7244642016322
oct47275153640
914566850230
105284091808
112271806426
12103576b600
13662979858
14381ad3612
1520dd71c73
hex13af4d7a0

5284091808 has 192 divisors, whose sum is σ = 16159651200. Its totient is φ = 1677957120.

The previous prime is 5284091803. The next prime is 5284091809. The reversal of 5284091808 is 8081904825.

It is a happy number.

5284091808 is a `hidden beast` number, since 528 + 40 + 9 + 1 + 80 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (5284091801) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1521498 + ... + 1524966.

It is an arithmetic number, because the mean of its divisors is an integer number (84164850).

Almost surely, 25284091808 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5284091808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8079825600).

5284091808 is an abundant number, since it is smaller than the sum of its proper divisors (10875559392).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

5284091808 is a wasteful number, since it uses less digits than its factorization.

5284091808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3572 (or 3558 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 45.

The square root of 5284091808 is about 72691.7588726535. The cubic root of 5284091808 is about 1741.7672413440.

The spelling of 5284091808 in words is "five billion, two hundred eighty-four million, ninety-one thousand, eight hundred eight".