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5213887488 = 210331711093
BaseRepresentation
bin1001101101100010…
…11001110000000000
3111110100211221001000
410312301121300000
541134223344423
62221211412000
7243130212105
oct46661316000
914410757030
105213887488
112236115927
121016154000
13651269034
1437665aaac
15207b05843
hex136c59c00

5213887488 has 176 divisors, whose sum is σ = 16350780960. Its totient is φ = 1635581952.

The previous prime is 5213887487. The next prime is 5213887493. The reversal of 5213887488 is 8847883125.

5213887488 is a `hidden beast` number, since 52 + 1 + 38 + 87 + 488 = 666.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5213887487) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 464470 + ... + 475562.

Almost surely, 25213887488 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 5213887488, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8175390480).

5213887488 is an abundant number, since it is smaller than the sum of its proper divisors (11136893472).

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

5213887488 is a wasteful number, since it uses less digits than its factorization.

5213887488 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11139 (or 11115 counting only the distinct ones).

The product of its digits is 3440640, while the sum is 54.

The square root of 5213887488 is about 72207.2537076435. The cubic root of 5213887488 is about 1734.0191327016.

The spelling of 5213887488 in words is "five billion, two hundred thirteen million, eight hundred eighty-seven thousand, four hundred eighty-eight".