816996988 is an even 9-digits composite number following 816996987
and preceding 816996989 . In scientific notation, it is written as 8.16996988 × 10^8.
The sum of its digits is 64. It has a total of 3 prime factors and 6 positive divisors.
There are 408498492 positive integers (up to 816996988) that are relatively prime to 816996988.
816996988 has 6 divisors, whose sum is 1429744736
The reverse of 816996988 is 889699618
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 64
Digital Root 1
Name
eight hundred sixteen million nine hundred ninety-six thousand nine hundred eighty-eight
Scientific notation
8.16996988 × 10^8
Engineering notation
8.16996988 × 10^6
Prime Factorization
2 × 2 × 204249247
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
408498494
Product of the distinct prime numbers
The prime factorization of 816996988 is 2 × 2 × 204249247.
Since it has a total of 3 prime factors.
8 , 8 , 28 , 5 , 794 , 32 , 3494 , 6216 , 13617 , 53619 , 224677 , 895973 , 6107149 , 6615906 , 43880510 , 26245886 , 244985519 , 11817906 , 1513053271 , 8345031436
n×2
1633993976
n×3
2450990964
n×4
3267987952
n×5
4084984940
n÷2
408498494
n÷3
272332329.33333
n÷3
204249247
n÷5
163399397.6
n2
667484078401072144
n3
5.4533248159163E+26
n4
4.4553499491893E+35
n5
3.6400074889736E+44
2 √n
28583.159167594
3 √n
934.84616722417
4 √n
169.06554695618
5 √n
60.596018720272
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-816996987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 816996988 can be divided by 6 positive divisors.
The sum of these divisors (counting 816996988) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
110000101100100110001001111100
3
Ternary
2002221022202011201
4
Quaternary
300230212021330
5
Quinary
3133122400423
6
Senary
213023025244
8
Octal
6054461174
10
Decimal
816996988
12
Duodecimal
1a973b224
16
Hexadecimal
30b2627c
20
Vigesimal
cf64c98
36
Base36
dif2ws
md5
8f68f6e933ec1add347bc8c92bac35bc
sha1
e2034aff103bccd4e9a1a8c26048a3cd13c6090f
sha256
29e0f7c0e568da44fe3c6ce9b8105f5a06a9e6ae394205c86dbf51d97c7eb909
sha512
4ae44c0d50d05469851c54245046eec7a8585f433a8578df464779c0d3d2cf8529f0b794a5ef05ea96962ee3ae8bbf761b3951df6846af587d6506e157e53042
ripemd-160
babf1e960608d1061da4c649416eb22ead61d068
Diameter
1633993976
Circumference
5133343471.0116
Area
2.096963077093E+18
Volume
2.2842833572429E+27
Surface area
8.3878523083718E+18
Circumference
5133343471.0116
Perimeter
3267987952
Area
667484078401072144
Diagonal
1155408220.8476
Surface area
4004904470406432864
Volume
5.4533248159163E+26
Space diagonal
1415080292.8467
Perimeter
2450990964
Area
2.8902908425849E+17
Altitude
707540146.42337
Surface area
2.8902908425849E+17
Volume
6.4268049289122E+25
Height
385136073.61586