78472009 is an odd 8-digits composite number following 78472008
and preceding 78472010 . In scientific notation, it is written as 7.8472009 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 61146360 positive integers (up to 78472009) that are relatively prime to 78472009.
78472009 has 8 divisors, whose sum is 90424448
The reverse of 78472009 is 90027487
Previous prime number is 121
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
seventy-eight million four hundred seventy-two thousand nine
Scientific notation
7.8472009 × 10^7
Engineering notation
7.8472009 × 10^6
Prime Factorization
7 × 121 × 92647
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
78472009
Product of the distinct prime numbers
The prime factorization of 78472009 is 7 × 121 × 92647.
Since it has a total of 3 prime factors.
9 , 10 , 31 , 9 , 952 , 518 , 3869 , 6770 , 93519 , 27973 , 386570 , 944368 , 3610573 , 4359582 , 96891354 , 88561748 , 124733751 , 617732725 , 3396313554 , 9304217048
n×2
156944018
n×3
235416027
n×4
313888036
n×5
392360045
n÷2
39236004.5
n÷3
26157336.333333
n÷3
19618002.25
n÷5
15694401.8
n2
6157856196496081
n3
4.8321934687215E+23
n4
3.7919192936725E+31
n5
2.9755952494034E+39
2 √n
8858.4428089817
3 √n
428.12598738117
4 √n
94.119300937596
5 √n
37.926516421573
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
-78472008
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 78472009 can be divided by 8 positive divisors.
The sum of these divisors (counting 78472009) is 1, the average is 0.125.
Base
System
Value
2
Binary
100101011010110001101001001
3
Ternary
12110122210100201
4
Quaternary
10223112031021
5
Quinary
130042101014
6
Senary
11441532201
8
Octal
453261511
10
Decimal
78472009
12
Duodecimal
22344061
16
Hexadecimal
4ad6349
20
Vigesimal
14a9009
36
Base36
1apxe1
md5
e01637f4378b27c93c6824732c85a5fd
sha1
d6ca508f05c2014a3ccb8e7e026d5edd67eb3cc9
sha256
4d32650125ec57d17a2734cd5e565c2f4b4fc6ed801f8c9c33d2a18da6b43962
sha512
c08e0c6cd2f50766a0ae7f8f32f5ec0d566621c0c374d8d87db026fa77b92b7cec97e00db474e576f79e539ffebca245e6fb1a3b66aa1597443b49d2ed363eab
ripemd-160
253cbd0721a76f8f454de8a368e8f0b506267488
Diameter
156944018
Circumference
493054173.97366
Area
1.9345475788774E+16
Volume
2.0241044669413E+24
Surface area
7.7381903155098E+16
Circumference
493054173.97366
Perimeter
313888036
Area
6157856196496081
Diagonal
110976179.39446
Surface area
36947137178976486
Volume
4.8321934687215E+23
Space diagonal
135917506.56
Perimeter
235416027
Area
2.6664299495085E+15
Altitude
67958753.280001
Surface area
2.6664299495085E+15
Volume
5.6947946162305E+22
Height
36992059.798155