72091205 is an odd 8-digits composite number following 72091204
and preceding 72091206 . In scientific notation, it is written as 7.2091205 × 10^7.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 57629008 positive integers (up to 72091205) that are relatively prime to 72091205.
72091205 has 8 divisors, whose sum is 86575392
The reverse of 72091205 is 50219027
Previous prime number is 1523
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
seventy-two million ninety-one thousand two hundred five
Scientific notation
7.2091205 × 10^7
Engineering notation
7.2091205 × 10^6
Prime Factorization
5 × 1523 × 9467
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72091205
Product of the distinct prime numbers
The prime factorization of 72091205 is 5 × 1523 × 9467.
Since it has a total of 3 prime factors.
5 , 9 , 93 , 74 , 50 , 415 , 658 , 314 , 46586 , 56925 , 72769 , 151846 , 4138292 , 4178556 , 20925557 , 38994438 , 275496166 , 423493737 , 1585945438 , 7068789945
n×2
144182410
n×3
216273615
n×4
288364820
n×5
360456025
n÷2
36045602.5
n÷3
24030401.666667
n÷3
18022801.25
n÷5
14418241
n2
5197141838352025
n3
3.7466821768271E+23
n4
2.7010283287949E+31
n5
1.9472038696196E+39
2 √n
8490.6539795236
3 √n
416.19235164328
4 √n
92.144744720052
5 √n
37.288632529957
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
-72091204
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 72091205 can be divided by 8 positive divisors.
The sum of these divisors (counting 72091205) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011000000011001000101
3
Ternary
12000122121112122
4
Quaternary
10103000121011
5
Quinary
121423404310
6
Senary
11053055325
8
Octal
423003105
10
Decimal
72091205
12
Duodecimal
20187545
16
Hexadecimal
44c0645
20
Vigesimal
12ab805
36
Base36
16x5xh
md5
4fbd8ed0e7922f9f72e900961d83c01e
sha1
581c00c7927dbb7974c87344febe7143e3f9eb62
sha256
b0ae0de8f910a60eb9775af9d56338e34735a7a53fcb068fbc599209fefb9ed6
sha512
2f325e4b5044dbdc81bb8188e69a56bde23f5b9ddd911cb0ff58a544a7120165cce14e9f2f1690b8073e565a66a6d494bfd529b64da6a378e6cad522513d6919
ripemd-160
b7b39b43e3242916a429e16cacfa7d7cbe89d24a
Diameter
144182410
Circumference
452962400.03287
Area
1.6327302619031E+16
Volume
1.5694065602741E+24
Surface area
6.5309210476123E+16
Circumference
452962400.03287
Perimeter
288364820
Area
5197141838352025
Diagonal
101952359.83882
Surface area
31182851030112150
Volume
3.7466821768271E+23
Space diagonal
124865629.83886
Perimeter
216273615
Area
2.2504284295419E+15
Altitude
62432814.919432
Surface area
2.2504284295419E+15
Volume
4.4155072903087E+22
Height
33984119.946273