816996881 is an odd 9-digits composite number following 816996880
and preceding 816996882 . In scientific notation, it is written as 8.16996881 × 10^8.
The sum of its digits is 56. It has a total of 2 prime factors and 4 positive divisors.
There are 816672564 positive integers (up to 816996881) that are relatively prime to 816996881.
816996881 has 4 divisors, whose sum is 817321200
The reverse of 816996881 is 188699618
Previous prime number is 2539
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 56
Digital Root 2
Name
eight hundred sixteen million nine hundred ninety-six thousand eight hundred eighty-one
Scientific notation
8.16996881 × 10^8
Engineering notation
8.16996881 × 10^6
Prime Factorization
2539 × 321779
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
816996881
Product of the distinct prime numbers
The prime factorization of 816996881 is 2539 × 321779.
Since it has a total of 2 prime factors.
1 , 8 , 22 , 59 , 530 , 499 , 3088 , 5163 , 35125 , 63282 , 532930 , 972943 , 5074233 , 8213291 , 28417986 , 11531447 , 112287138 , 818968664 , 3104123561 , 7232533088
n×2
1633993762
n×3
2450990643
n×4
3267987524
n×5
4084984405
n÷2
408498440.5
n÷3
272332293.66667
n÷3
204249220.25
n÷5
163399376.2
n2
667483903563728161
n3
5.4533226732927E+26
n4
4.4553476151667E+35
n5
3.640005105362E+44
2 √n
28583.157295862
3 √n
934.8461264127
4 √n
169.06554142066
5 √n
60.596017133051
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-816996880
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 816996881 can be divided by 4 positive divisors.
The sum of these divisors (counting 816996881) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000101100100110001000010001
3
Ternary
2002221022202000202
4
Quaternary
300230212020101
5
Quinary
3133122400011
6
Senary
213023024545
8
Octal
6054461021
10
Decimal
816996881
12
Duodecimal
1a973b155
16
Hexadecimal
30b26211
20
Vigesimal
cf64c41
36
Base36
dif2tt
md5
c2c402befd42c42dae87f682946c32b5
sha1
ceab54a33ed6d7b4850003ae41ce27b3d374dda2
sha256
1de217200ec75a6e62f01c95983562d292e11610cf71164854f9768438ab8ea7
sha512
e5cf7d06fd305fe6846e97c2a6af3bdb03a5461e7123d2d356a58985c131cf00e98be2e9a70c918ebe07acbc401d53ce6a5f72a1460d727a5c7700e3095a549c
ripemd-160
8da2273c1a000d4eb60da13e4eea16aee70410c0
Diameter
1633993762
Circumference
5133342798.7107
Area
2.0969625278252E+18
Volume
2.2842824597428E+27
Surface area
8.387850111301E+18
Circumference
5133342798.7107
Perimeter
3267987524
Area
667483903563728161
Diagonal
1155408069.5267
Surface area
4004903421382368966
Volume
5.4533226732927E+26
Space diagonal
1415080107.5173
Perimeter
2450990643
Area
2.890290085517E+17
Altitude
707540053.75865
Surface area
2.890290085517E+17
Volume
6.426802403806E+25
Height
385136023.17557