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5286580992 = 28347211243
BaseRepresentation
bin1001110110001101…
…01101001100000000
3111122102122010210000
410323012231030000
541311331042432
62232325440000
7245002124400
oct47306551400
914572563700
105286580992
112273156600
121036570000
1366333b844
14382180800
1520e1b457c
hex13b1ad300

5286580992 has 810 divisors, whose sum is σ = 20624595684. Its totient is φ = 1341204480.

The previous prime is 5286580991. The next prime is 5286581021. The reversal of 5286580992 is 2990856825.

5286580992 is a `hidden beast` number, since 52 + 8 + 6 + 580 + 9 + 9 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is not an unprimeable number, because it can be changed into a prime (5286580991) by changing a digit.

It is a polite number, since it can be written in 89 ways as a sum of consecutive naturals, for example, 122943723 + ... + 122943765.

Almost surely, 25286580992 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 5286580992, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10312297842).

5286580992 is an abundant number, since it is smaller than the sum of its proper divisors (15338014692).

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

5286580992 is a wasteful number, since it uses less digits than its factorization.

5286580992 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 107 (or 66 counting only the distinct ones).

The product of its (nonzero) digits is 3110400, while the sum is 54.

The square root of 5286580992 is about 72708.8783574606. The cubic root of 5286580992 is about 1742.0406972626.

The spelling of 5286580992 in words is "five billion, two hundred eighty-six million, five hundred eighty thousand, nine hundred ninety-two".