Search a number
-
+
5208904800 = 2533521121993
BaseRepresentation
bin1001101100111100…
…11001010001100000
3111110000110210002000
410312132121101200
541131434423200
62220512524000
7243036650241
oct46636312140
914400423060
105208904800
112233322300
121014550600
136502130b8
14375b20cc8
1520746e300
hex136799460

5208904800 has 432 divisors, whose sum is σ = 20717580240. Its totient is φ = 1262131200.

The previous prime is 5208904793. The next prime is 5208904801. The reversal of 5208904800 is 84098025.

5208904800 is a `hidden beast` number, since 520 + 8 + 90 + 48 + 0 + 0 = 666.

It is a tau number, because it is divible by the number of its divisors (432).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5208904801) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 2612604 + ... + 2614596.

Almost surely, 25208904800 is an apocalyptic number.

5208904800 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5208904800, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10358790120).

5208904800 is an abundant number, since it is smaller than the sum of its proper divisors (15508675440).

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

5208904800 is a wasteful number, since it uses less digits than its factorization.

5208904800 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2044 (or 2014 counting only the distinct ones).

The product of its (nonzero) digits is 23040, while the sum is 36.

The square root of 5208904800 is about 72172.7427773117. The cubic root of 5208904800 is about 1733.4665808150.

The spelling of 5208904800 in words is "five billion, two hundred eight million, nine hundred four thousand, eight hundred".