Search a number
-
+
4800520 = 235432791
BaseRepresentation
bin10010010100000000001000
3100000220002001
4102110000020
52212104040
6250520344
755542454
oct22240010
910026061
104800520
11278977a
1217360b4
13cc105a
148cd664
1564c59a
hex494008

4800520 has 32 divisors (see below), whose sum is σ = 11056320. Its totient is φ = 1874880.

The previous prime is 4800487. The next prime is 4800541. The reversal of 4800520 is 250084.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (5) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 325 + ... + 3115.

It is an arithmetic number, because the mean of its divisors is an integer number (345510).

Almost surely, 24800520 is an apocalyptic number.

4800520 is a gapful number since it is divisible by the number (40) 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 4800520, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5528160).

4800520 is an abundant number, since it is smaller than the sum of its proper divisors (6255800).

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

4800520 is a wasteful number, since it uses less digits than its factorization.

4800520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2845 (or 2841 counting only the distinct ones).

The product of its (nonzero) digits is 320, while the sum is 19.

The square root of 4800520 is about 2191.0089000276. The cubic root of 4800520 is about 168.6926242985.

The spelling of 4800520 in words is "four million, eight hundred thousand, five hundred twenty".

Divisors: 1 2 4 5 8 10 20 40 43 86 172 215 344 430 860 1720 2791 5582 11164 13955 22328 27910 55820 111640 120013 240026 480052 600065 960104 1200130 2400260 4800520