Search a number
-
+
4788055780 = 2251733194243
BaseRepresentation
bin1000111010110001…
…11110111011100100
3110100200120102202021
410131120332323210
534301220241110
62111040352524
7226436542204
oct43530767344
913320512667
104788055780
1120378071a2
12b17615744
135b3c81b01
14335c90404
151d053d2da
hex11d63eee4

4788055780 has 48 divisors (see below), whose sum is σ = 10652100480. Its totient is φ = 1801594368.

The previous prime is 4788055771. The next prime is 4788055799. The reversal of 4788055780 is 875508874.

It is a happy number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1126339 + ... + 1130581.

It is an arithmetic number, because the mean of its divisors is an integer number (221918760).

Almost surely, 24788055780 is an apocalyptic number.

It is an amenable number.

4788055780 is an abundant number, since it is smaller than the sum of its proper divisors (5864044700).

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

4788055780 is a wasteful number, since it uses less digits than its factorization.

4788055780 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7588 (or 7586 counting only the distinct ones).

The product of its (nonzero) digits is 2508800, while the sum is 52.

The square root of 4788055780 is about 69195.7786284684. The cubic root of 4788055780 is about 1685.4649815787.

The spelling of 4788055780 in words is "four billion, seven hundred eighty-eight million, fifty-five thousand, seven hundred eighty".

Divisors: 1 2 4 5 10 17 20 34 68 85 170 340 3319 4243 6638 8486 13276 16595 16972 21215 33190 42430 56423 66380 72131 84860 112846 144262 225692 282115 288524 360655 564230 721310 1128460 1442620 14082517 28165034 56330068 70412585 140825170 239402789 281650340 478805578 957611156 1197013945 2394027890 4788055780