Search a number
-
+
4985824480 = 255721325371
BaseRepresentation
bin1001010010010110…
…11010010011100000
3110212110201010101221
410221023122103200
540202332340410
62142423304424
7234360544300
oct45113322340
913773633357
104985824480
1121294057aa
12b718ab114
13615c37600
14354251600
151e2aa64da
hex1292da4e0

4985824480 has 432 divisors, whose sum is σ = 15330065184. Its totient is φ = 1526353920.

The previous prime is 4985824469. The next prime is 4985824567. The reversal of 4985824480 is 844285894.

It is a Harshad number since it is a multiple of its sum of digits (52).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 70222845 + ... + 70222915.

It is an arithmetic number, because the mean of its divisors is an integer number (35486262).

Almost surely, 24985824480 is an apocalyptic number.

4985824480 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 4985824480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7665032592).

4985824480 is an abundant number, since it is smaller than the sum of its proper divisors (10344240704).

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

4985824480 is a wasteful number, since it uses less digits than its factorization.

4985824480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 179 (or 151 counting only the distinct ones).

The product of its (nonzero) digits is 2949120, while the sum is 52.

The square root of 4985824480 is about 70610.3709096617. The cubic root of 4985824480 is about 1708.3584305547.

The spelling of 4985824480 in words is "four billion, nine hundred eighty-five million, eight hundred twenty-four thousand, four hundred eighty".