78072009 is an odd 8-digits composite number following 78072008
and preceding 78072010 . In scientific notation, it is written as 7.8072009 × 10^7.
The sum of its digits is 33. It has a total of 3 prime factors and 8 positive divisors.
There are 50947200 positive integers (up to 78072009) that are relatively prime to 78072009.
78072009 has 8 divisors, whose sum is 104160192
The reverse of 78072009 is 90027087
Previous prime number is 14213
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 33
Digital Root 6
Name
seventy-eight million seventy-two thousand nine
Scientific notation
7.8072009 × 10^7
Engineering notation
7.8072009 × 10^6
Prime Factorization
3 × 14213 × 1831
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78072009
Product of the distinct prime numbers
The prime factorization of 78072009 is 3 × 14213 × 1831.
Since it has a total of 3 prime factors.
10 , 9 , 91 , 57 , 76 , 751 , 7378 , 9965 , 87110 , 37287 , 519373 , 531587 , 8139018 , 9726467 , 9226982 , 6151989 , 232786243 , 76339143 , 6824614831 , 7091198540
n×2
156144018
n×3
234216027
n×4
312288036
n×5
390360045
n÷2
39036004.5
n÷3
26024003
n÷3
19518002.25
n÷5
15614401.8
n2
6095238589296081
n3
4.7586752200067E+23
n4
3.7151933460444E+31
n5
2.9005260834912E+39
2 √n
8835.8366327134
3 √n
427.39731058349
4 √n
93.999131021055
5 √n
37.887772329979
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
-78072008
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 78072009 can be divided by 8 positive divisors.
The sum of these divisors (counting 78072009) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101001110100100011001001
3
Ternary
12102220110122220
4
Quaternary
10221310203021
5
Quinary
124441301014
6
Senary
11425204253
8
Octal
451644311
10
Decimal
78072009
12
Duodecimal
22190689
16
Hexadecimal
4a748c9
20
Vigesimal
147j009
36
Base36
1ahcqx
md5
89081e665c55b1eae9f49cca7dbe0b0c
sha1
84b13f42fd4bc9c2e8ee9fa54b96b622c2e1a63c
sha256
0233bfcae6398eb0c51733b20cf85645b547c0cde8b89042039b1c5da41ebe39
sha512
06b7ded8af3f16e403205a49b4ac087cbddc8dae2d24d4f7e137e087ddcd680b6c4f30c4467e44171d467fed29c557a47a1586618a31f97f662d153273c633a7
ripemd-160
acf04693a2d9e6fb9d3c3631d02962477b259949
Diameter
156144018
Circumference
490540899.85079
Area
1.914875677401E+16
Volume
1.9933092149324E+24
Surface area
7.6595027096038E+16
Circumference
490540899.85079
Perimeter
312288036
Area
6095238589296081
Diagonal
110410493.96951
Surface area
36571431535776486
Volume
4.7586752200067E+23
Space diagonal
135224686.23697
Perimeter
234216027
Area
2.6393157302288E+15
Altitude
67612343.118487
Surface area
2.6393157302288E+15
Volume
5.6081525292186E+22
Height
36803497.989838