72609989 is an odd 8-digits composite number following 72609988
and preceding 72609990 . In scientific notation, it is written as 7.2609989 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 72463980 positive integers (up to 72609989) that are relatively prime to 72609989.
72609989 has 4 divisors, whose sum is 72756000
The reverse of 72609989 is 98990627
Previous prime number is 499
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
seventy-two million six hundred nine thousand nine hundred eighty-nine
Scientific notation
7.2609989 × 10^7
Engineering notation
7.2609989 × 10^6
Prime Factorization
499 × 145511
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72609989
Product of the distinct prime numbers
The prime factorization of 72609989 is 499 × 145511.
Since it has a total of 2 prime factors.
2 , 10 , 50 , 20 , 990 , 504 , 8449 , 515 , 37856 , 76563 , 631346 , 973936 , 4340080 , 2262147 , 73059921 , 14670317 , 885164318 , 891987364 , 1923207663 , 6366195246
n×2
145219978
n×3
217829967
n×4
290439956
n×5
363049945
n÷2
36304994.5
n÷3
24203329.666667
n÷3
18152497.25
n÷5
14521997.8
n2
5272210502580121
n3
3.8281514659803E+23
n4
2.7796203583516E+31
n5
2.0182820364409E+39
2 √n
8521.1495116563
3 √n
417.1883033337
4 √n
92.310072644627
5 √n
37.342146135562
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
-72609988
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 72609989 can be divided by 4 positive divisors.
The sum of these divisors (counting 72609989) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010100111111000011000101
3
Ternary
12001121222011212
4
Quaternary
10110333003011
5
Quinary
122042004424
6
Senary
11112141205
8
Octal
424770305
10
Decimal
72609989
12
Duodecimal
20397805
16
Hexadecimal
453f0c5
20
Vigesimal
12dg4j9
36
Base36
178a85
md5
70e75889d6b2d4604d92fdbb85a635f3
sha1
71e8628b941858c98922c0dc05021ee4591df384
sha256
1dc6303c7bce23833886381f5c396005006c3de8d66c4dd3195ced000d5ac50e
sha512
191e2a54cc01179607118803918417025e722d4b6646948ebe1a6971deef774533dd078003a8db7f5ca0526a098ac3d57be68acea79207a42ec802324ada780b
ripemd-160
cecb0c2d526806c6308c76d67dcbf7c366527b62
Diameter
145219978
Circumference
456222016.03927
Area
1.6563137783085E+16
Volume
1.6035323363137E+24
Surface area
6.6252551132339E+16
Circumference
456222016.03927
Perimeter
290439956
Area
5272210502580121
Diagonal
102686031.20756
Surface area
31633263015480726
Volume
3.8281514659803E+23
Space diagonal
125764190.08502
Perimeter
217829967
Area
2.2829341146668E+15
Altitude
62882095.042509
Surface area
2.2829341146668E+15
Volume
4.5115197683398E+22
Height
34228677.069187