72609909 is an odd 8-digits composite number following 72609908
and preceding 72609910 . In scientific notation, it is written as 7.2609909 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 48406604 positive integers (up to 72609909) that are relatively prime to 72609909.
72609909 has 4 divisors, whose sum is 96813216
The reverse of 72609909 is 90990627
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
seventy-two million six hundred nine thousand nine hundred nine
Scientific notation
7.2609909 × 10^7
Engineering notation
7.2609909 × 10^6
Prime Factorization
3 × 24203303
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72609909
Product of the distinct prime numbers
The prime factorization of 72609909 is 3 × 24203303.
Since it has a total of 2 prime factors.
5 , 1 , 18 , 18 , 372 , 784 , 1683 , 2779 , 44322 , 52097 , 155095 , 808274 , 6707683 , 6575488 , 69106477 , 52069710 , 76791175 , 628693983 , 3753376761 , 1898983693
n×2
145219818
n×3
217829727
n×4
290439636
n×5
363049545
n÷2
36304954.5
n÷3
24203303
n÷3
18152477.25
n÷5
14521981.8
n2
5272198884988281
n3
3.828138812689E+23
n4
2.7796081082872E+31
n5
2.0182709179839E+39
2 √n
8521.1448174526
3 √n
417.18815011752
4 √n
92.310047218343
5 √n
37.342137907017
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
-72609908
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 72609909 can be divided by 4 positive divisors.
The sum of these divisors (counting 72609909) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010100111111000001110101
3
Ternary
12001121222001220
4
Quaternary
10110333001311
5
Quinary
122042004114
6
Senary
11112140553
8
Octal
424770165
10
Decimal
72609909
12
Duodecimal
20397759
16
Hexadecimal
453f075
20
Vigesimal
12dg4f9
36
Base36
178a5x
md5
e9d346ec73129bf2f1e046de3757dee5
sha1
487ac94db0e4209e81d897665abe3f96513f11af
sha256
d86db0445fbb0d50d6aceda90d3cf8b0fa5c11aca86cfcf122824c09097872cb
sha512
e1a8ccd56b098d410a2a3e630a1f73fe24f62dedeec56ea385f413f9dca083d40457cfdcc576b8d613a86a665b78568e596b8b8fcb99fa35ab6fad164ec9baf7
ripemd-160
4c6e133fac6c37b97e93b0b823f215faf92652ca
Diameter
145219818
Circumference
456221513.38445
Area
1.6563101285343E+16
Volume
1.6035270361154E+24
Surface area
6.6252405141374E+16
Circumference
456221513.38445
Perimeter
290439636
Area
5272198884988281
Diagonal
102685918.07048
Surface area
31633193309929686
Volume
3.828138812689E+23
Space diagonal
125764051.52095
Perimeter
217829727
Area
2.2829290841019E+15
Altitude
62882025.760476
Surface area
2.2829290841019E+15
Volume
4.511504856293E+22
Height
34228639.356825