72640907 is an odd 8-digits composite number following 72640906
and preceding 72640908 . In scientific notation, it is written as 7.2640907 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 72513120 positive integers (up to 72640907) that are relatively prime to 72640907.
72640907 has 4 divisors, whose sum is 72768696
The reverse of 72640907 is 70904627
Previous prime number is 571
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
seventy-two million six hundred forty thousand nine hundred seven
Scientific notation
7.2640907 × 10^7
Engineering notation
7.2640907 × 10^6
Prime Factorization
571 × 127217
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72640907
Product of the distinct prime numbers
The prime factorization of 72640907 is 571 × 127217.
Since it has a total of 2 prime factors.
9 , 1 , 18 , 92 , 260 , 449 , 1941 , 5423 , 8043 , 27652 , 145766 , 16009 , 5315466 , 4668368 , 77776534 , 3253737 , 489664139 , 32853955 , 2391605269 , 2056683264
n×2
145281814
n×3
217922721
n×4
290563628
n×5
363204535
n÷2
36320453.5
n÷3
24213635.666667
n÷3
18160226.75
n÷5
14528181.4
n2
5276701369782649
n3
3.8330437346915E+23
n4
2.7843577345866E+31
n5
2.0225827125284E+39
2 √n
8522.9635104229
3 √n
417.24750913439
4 √n
92.319897695041
5 √n
37.345325719788
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
-72640906
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 72640907 can be divided by 4 positive divisors.
The sum of these divisors (counting 72640907) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010101000110100110001011
3
Ternary
12001200112120222
4
Quaternary
10111012212023
5
Quinary
122044002112
6
Senary
11112540255
8
Octal
425064613
10
Decimal
72640907
12
Duodecimal
203b168b
16
Hexadecimal
454698b
20
Vigesimal
12e0257
36
Base36
178y2z
md5
59f5422694a03c53ee7dcbd67f81f6d1
sha1
19c1d14dc8d2eeefb5c27855f5405ab813fcbb24
sha256
e8ba87f8c4508dcf1744db2f1822496f49088c9b6dd5ad3f88f678712032a74b
sha512
2ddfa0b1b57bab9b59a12d589e767a69ee1b7ab564e3a7e241a6c652582db2076bcd7e99d455672d6dbac5e2479c7c6abab30dc07700d1c7b001bf940f18cdd0
ripemd-160
356a0ff95655ffe0a25bf44e716ee407cc4ac9e3
Diameter
145281814
Circumference
456416279.5626
Area
1.6577246258496E+16
Volume
1.6055816050394E+24
Surface area
6.6308985033985E+16
Circumference
456416279.5626
Perimeter
290563628
Area
5276701369782649
Diagonal
102729755.86248
Surface area
31660208218695894
Volume
3.8330437346915E+23
Space diagonal
125817741.63189
Perimeter
217922721
Area
2.284878717208E+15
Altitude
62908870.815943
Surface area
2.284878717208E+15
Volume
4.5172853623083E+22
Height
34243251.954161