812794945 is an odd 9-digits composite number following 812794944
and preceding 812794946 . In scientific notation, it is written as 8.12794945 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 650122224 positive integers (up to 812794945) that are relatively prime to 812794945.
812794945 has 8 divisors, whose sum is 975524544
The reverse of 812794945 is 549497218
Previous prime number is 7927
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
eight hundred twelve million seven hundred ninety-four thousand nine hundred forty-five
Scientific notation
8.12794945 × 10^8
Engineering notation
8.12794945 × 10^6
Prime Factorization
5 × 7927 × 20507
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
812794945
Product of the distinct prime numbers
The prime factorization of 812794945 is 5 × 7927 × 20507.
Since it has a total of 3 prime factors.
8 , 8 , 99 , 22 , 805 , 14 , 9915 , 2850 , 81299 , 43778 , 684665 , 707420 , 4111465 , 126804 , 13854022 , 67425200 , 197141142 , 604407334 , 3499192209 , 1199458860
n×2
1625589890
n×3
2438384835
n×4
3251179780
n×5
4063974725
n÷2
406397472.5
n÷3
270931648.33333
n÷3
203198736.25
n÷5
162558989
n2
660635622617553025
n3
5.3696129455047E+26
n4
4.3643942587128E+35
n5
3.5473575914688E+44
2 √n
28509.558835591
3 √n
933.2406868781
4 √n
168.84773861557
5 √n
60.533557646452
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
-812794944
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 812794945 can be divided by 8 positive divisors.
The sum of these divisors (counting 812794945) is 1, the average is 0.125.
Base
System
Value
2
Binary
110000011100100100010001000001
3
Ternary
2002122102021001111
4
Quaternary
300130210101001
5
Quinary
3131033414240
6
Senary
212353003321
8
Octal
6034442101
10
Decimal
812794945
12
Duodecimal
1a8253541
16
Hexadecimal
30724441
20
Vigesimal
cdjj775
36
Base36
dfx0ld
md5
68e097692e72f47ec947baae6b1758e0
sha1
1c5071e7a8fffd25ffdd4f53d0687b4e950947fd
sha256
35dd34726de51c31e948d1385e2845287c9a6f3c4414a3b55e0a6e9fd0e0bfab
sha512
b97161f6bd59b8b5da053dc194c29567d69e133a55bade3d6b374bd32e183552e7f10282e47cbd6fb83d7c83e799e0bde61e39c99d6ae6aedbee0e515335712b
ripemd-160
f0529bd357fa63f1ee117916142a1b8fc00b07d0
Diameter
1625589890
Circumference
5106941256.1738
Area
2.075448018715E+18
Volume
2.2492182109624E+27
Surface area
8.3017920748601E+18
Circumference
5106941256.1738
Perimeter
3251179780
Area
660635622617553025
Diagonal
1149465634.6473
Surface area
3963813735705318150
Volume
5.3696129455047E+26
Space diagonal
1407802140.8752
Perimeter
2438384835
Area
2.8606361591588E+17
Altitude
703901070.43758
Surface area
2.8606361591588E+17
Volume
6.3281495435225E+25
Height
383155211.5491