Search a number
-
+
4874784720 = 2435132313877
BaseRepresentation
bin1001000101000111…
…10100111111010000
3110120201202201111020
410202203310333100
534440421102340
62123415315440
7231541662231
oct44243647720
913521681436
104874784720
112081763a03
12b4067bb80
135c8c29c00
143435c9088
151d7e709d0
hex1228f4fd0

4874784720 has 240 divisors, whose sum is σ = 16895918592. Its totient is φ = 1160939520.

The previous prime is 4874784661. The next prime is 4874784757. The reversal of 4874784720 is 274874784.

It is a tau number, because it is divible by the number of its divisors (240).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1255422 + ... + 1259298.

Almost surely, 24874784720 is an apocalyptic number.

4874784720 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 4874784720, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8447959296).

4874784720 is an abundant number, since it is smaller than the sum of its proper divisors (12021133872).

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

4874784720 is a wasteful number, since it uses less digits than its factorization.

4874784720 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3950 (or 3931 counting only the distinct ones).

The product of its (nonzero) digits is 2809856, while the sum is 51.

The square root of 4874784720 is about 69819.6585497237. The cubic root of 4874784720 is about 1695.5807618235.

The spelling of 4874784720 in words is "four billion, eight hundred seventy-four million, seven hundred eighty-four thousand, seven hundred twenty".