812778813 is an odd 9-digits composite number following 812778812
and preceding 812778814 . In scientific notation, it is written as 8.12778813 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 419515200 positive integers (up to 812778813) that are relatively prime to 812778813.
812778813 has 16 divisors, whose sum is 912817920
The reverse of 812778813 is 318877218
Previous prime number is 167
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
eight hundred twelve million seven hundred seventy-eight thousand eight hundred thirteen
Scientific notation
8.12778813 × 10^8
Engineering notation
8.12778813 × 10^6
Prime Factorization
231 × 9 × 167 × 2341
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
812778813
Product of the distinct prime numbers
The prime factorization of 812778813 is 231 × 9 × 167 × 2341.
Since it has a total of 4 prime factors.
1 , 7 , 89 , 10 , 486 , 21 , 4796 , 9655 , 26369 , 84837 , 18466 , 487243 , 1957482 , 5144264 , 23759299 , 36086816 , 707384838 , 51765026 , 7253083475 , 7353523056
n×2
1625557626
n×3
2438336439
n×4
3251115252
n×5
4063894065
n÷2
406389406.5
n÷3
270926271
n÷3
203194703.25
n÷5
162555762.6
n2
660609398861688969
n3
5.3692932306345E+26
n4
4.364047778644E+35
n5
3.5470055734016E+44
2 √n
28509.275911534
3 √n
933.23451265238
4 √n
168.84690080524
5 √n
60.533317355807
1 , 9 , 167 , 231 , 1503 , 2079 , 2341 , 21069 , 38577 , 347193 , 390947 , 540771 , 3518523 , 4866939 , 90308757 , 812778813
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-812778812
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 812778813 can be divided by 16 positive divisors.
The sum of these divisors (counting 812778813) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110000011100100000010100111101
3
Ternary
2002122101102221000
4
Quaternary
300130200110331
5
Quinary
3131032410223
6
Senary
212352400513
8
Octal
6034402475
10
Decimal
812778813
12
Duodecimal
1a8246139
16
Hexadecimal
3072053d
20
Vigesimal
cdjh70d
36
Base36
dfwo59
md5
15c4896233be807c15d86bf41ecd7033
sha1
9d5b32787a72b3d9a6bafc7da9240da645531dcb
sha256
f0af39ee169a474b03eeb8665027d68b3ca7cb2c73ed60b52d2ad8549bed0353
sha512
5674e8c85d412e9dbfcfff64ffcfd41976040a5752c6eacf0529989ad255e32cb6db10aa2bb6be86b7df35203736105d956b41287cae2d07b241ffe985be7d0c
ripemd-160
3525d65cd4653f1ae4d983af58af3d1e5b8e7cb7
Diameter
1625557626
Circumference
5106839895.8285
Area
2.0753656343563E+18
Volume
2.2490842891108E+27
Surface area
8.301462537425E+18
Circumference
5106839895.8285
Perimeter
3251115252
Area
660609398861688969
Diagonal
1149442820.5541
Surface area
3963656393170133814
Volume
5.3692932306345E+26
Space diagonal
1407774199.4315
Perimeter
2438336439
Area
2.8605226069649E+17
Altitude
703887099.71576
Surface area
2.8605226069649E+17
Volume
6.3277727559344E+25
Height
383147606.85137