2788992081 is an odd 10-digits composite number following 2788992080
and preceding 2788992082 . In scientific notation, it is written as 2.788992081 × 10^9.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 1859328000 positive integers (up to 2788992081) that are relatively prime to 2788992081.
2788992081 has 8 divisors, whose sum is 3856384224
The reverse of 2788992081 is 1802998872
Previous prime number is 3
Is Prime? no Number parity odd Number length 10 Sum of Digits 54 Digital Root 9
Name
two billion seven hundred eighty-eight million nine hundred ninety-two thousand eighty-one
Scientific notation
2.788992081 × 10^9
Engineering notation
2.788992081 × 10^9
Prime Factorization
27 × 3 × 34432001
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
3 Total number of prime factors
rad Radical
2788992081 Product of the distinct prime numbers
The prime factorization of 2788992081 is 27 × 3 × 34432001.
Since it has a total of 3 prime factors.
9 , 8 , 69 , 35 , 534 , 973 , 7812 , 8827 , 31603 , 25849 , 860258 , 103589 , 4256176 , 4390505 , 53992925 , 59523854 , 262447620 , 197225974 , 7742639938 , 2044025394
n×2
5577984162
n×3
8366976243
n×4
11155968324
n×5
13944960405
n÷2
1394496040.5
n÷3
929664027
n÷3
697248020.25
n÷5
557798416.2
n2
7778476827880710561
n3
2.1694110275201E+28
n4
6.0504701761877E+37
n5
1.6874713407714E+47
2 √n52810.908731057
3 √n1407.6102707675
4 √n229.80624171475
5 √n77.462133832183
8 divisors
τ Total Divisors
8 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-2788992080 Sum of the proper positive divisors of n
A Arithmetic Mean
0.125 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
1 Returns the nth root of the product of n divisors
H Harmonic Mean
8 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 2788992081 can be divided by 8 positive divisors.
The sum of these divisors (counting 2788992081) is 1, the average is 0.125.
Base
System
Value
2
Binary
10100110001111001010010001010001
3
Ternary
21012100222110220000
4
Quaternary
2212033022101101
5
Quinary
21202440221311
6
Senary
1140425440213
8
Octal
24617122121
10
Decimal
2788992081
12
Duodecimal
65a040069
16
Hexadecimal
a63ca451
20
Vigesimal
23bb4041
36
Base36
1a4hs29
md5
91b660748ff7268907e44ebe21688650
sha1
c906b2f2990c1725fe1f31f7fd912dc34a761e64
sha256
15d253ee56b21906a2f5d20bbd4f2c72c8cbf7d1e8a52eba87686c8575532541
sha512
80f8e4d0ea902494c7693a91fe7ca20fd28cac73f5d321b06a542350c6f12af58a6c3d39afda1372ea5558ec97b6e0ac8edc90c5e694a40bca418bf148a21573
ripemd-160
bda93f3ea5c0a4ff1b4bd0ebddba0c8b20965039
Diameter
5577984162
Circumference
17523754065.179
Area
2.4436805658588E+19
Volume
9.0872076622319E+28
Surface area
9.7747222634354E+19
Circumference
17523754065.179
Perimeter
11155968324
Area
7778476827880710561
Diagonal
3944230426.3014
Surface area
4.6670860967284E+19
Volume
2.1694110275201E+28
Space diagonal
4830675986.1993
Perimeter
8366976243
Area
3.3681792678466E+18
Altitude
2415337993.0996
Surface area
3.3681792678466E+18
Volume
2.5566754145673E+27
Height
1314743475.4338