72931009 is an odd 8-digits prime number following 72931008
and preceding 72931010 . In scientific notation, it is written as 7.2931009 × 10^7.
The sum of its digits is 31. It has a total of 1 prime factors and 2 positive divisors.
There are 72931008 positive integers (up to 72931009) that are relatively prime to 72931009.
72931009 has 2 divisors, whose sum is 72931010
The reverse of 72931009 is 90013927
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-two million nine hundred thirty-one thousand nine
Scientific notation
7.2931009 × 10^7
Engineering notation
7.2931009 × 10^6
Prime Factorization
72931009
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
72931009
Product of the distinct prime numbers
The prime factorization of 72931009 is 72931009.
Since it has a total of 1 prime factors.
1 , 9 , 28 , 73 , 450 , 740 , 4197 , 820 , 22338 , 61343 , 223104 , 919758 , 7232642 , 864819 , 27210960 , 50196263 , 997748184 , 217069416 , 8724598930 , 8369735631
n×2
145862018
n×3
218793027
n×4
291724036
n×5
364655045
n÷2
36465504.5
n÷3
24310336.333333
n÷3
18232752.25
n÷5
14586201.8
n2
5318932073758081
n3
3.8791508294164E+23
n4
2.8291038405252E+31
n5
2.0632939765528E+39
2 √n
8539.9653980564
3 √n
417.80221750469
4 √n
92.411933201597
5 √n
37.375106978577
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
72931010
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
36465505
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
8539.9654566046
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999725768
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72931009 can be divided by 2 positive divisors.
The sum of these divisors (counting 72931009) is 72931010, the average is 36465505.
Base
System
Value
2
Binary
100010110001101011011000001
3
Ternary
12002020021112111
4
Quaternary
10112031123001
5
Quinary
122132243014
6
Senary
11123055321
8
Octal
426153301
10
Decimal
72931009
12
Duodecimal
20511541
16
Hexadecimal
458d6c1
20
Vigesimal
12fg7a9
36
Base36
17f5xd
md5
82f876d89532db5d7b4b7df3d3240d5c
sha1
0e1bdc6073407df23d172d8ab2a7dc33cf15d1ce
sha256
4bea748259fbd618a6df932717daa658b8ef8a7b4151c1d7bb040101bd081404
sha512
1b1c7841a1d174979d4e418b0296c490100286a1976ca1e7cbb5fae679dded7a3fcdc0ef7b50498e522ef4a9f3b40013d24b60ac9f675dd81e44e59285991533
ripemd-160
5a7ca554a7de2fc4ba9c158547bf21fa0e3b7a78
Diameter
145862018
Circumference
458239044.18658
Area
1.6709917927862E+16
Volume
1.6248948997148E+24
Surface area
6.6839671711446E+16
Circumference
458239044.18658
Perimeter
291724036
Area
5318932073758081
Diagonal
103140022.04535
Surface area
31913592442548486
Volume
3.8791508294164E+23
Space diagonal
126320213.03526
Perimeter
218793027
Area
2.3031651484392E+15
Altitude
63160106.517632
Surface area
2.3031651484392E+15
Volume
4.5716230945429E+22
Height
34380007.348451