72520009 is an odd 8-digits composite number following 72520008
and preceding 72520010 . In scientific notation, it is written as 7.2520009 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 72216340 positive integers (up to 72520009) that are relatively prime to 72520009.
72520009 has 4 divisors, whose sum is 72823680
The reverse of 72520009 is 90002527
Previous prime number is 239
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
seventy-two million five hundred twenty thousand nine
Scientific notation
7.2520009 × 10^7
Engineering notation
7.2520009 × 10^6
Prime Factorization
239 × 303431
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72520009
Product of the distinct prime numbers
The prime factorization of 72520009 is 239 × 303431.
Since it has a total of 2 prime factors.
6 , 5 , 46 , 87 , 267 , 538 , 6368 , 9120 , 77777 , 40494 , 181141 , 721126 , 7145726 , 5234116 , 80248760 , 99087637 , 496429508 , 409310811 , 6304373 , 6662764283
n×2
145040018
n×3
217560027
n×4
290080036
n×5
362600045
n÷2
36260004.5
n÷3
24173336.333333
n÷3
18130002.25
n÷5
14504001.8
n2
5259151705360081
n3
3.8139372900508E+23
n4
2.7658676659992E+31
n5
2.0058074803107E+39
2 √n
8515.8680708428
3 √n
417.0159022588
4 √n
92.281461143844
5 √n
37.332886491994
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
-72520008
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 72520009 can be divided by 4 positive divisors.
The sum of these divisors (counting 72520009) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010100101001000101001001
3
Ternary
12001110101202021
4
Quaternary
10110221011021
5
Quinary
122031120014
6
Senary
11110204441
8
Octal
424510511
10
Decimal
72520009
12
Duodecimal
20353721
16
Hexadecimal
4529149
20
Vigesimal
12d5009
36
Base36
176csp
md5
2587c9322a9249fbbc7c9712392f77d1
sha1
1ad2b7a857801bc5e8b82c4e84792e12b28eedb1
sha256
bb1a5351107701b0fa1d1258442447fd2d8ee3ad295383cf9bb7a9b7984d1019
sha512
91d553baa977ed0228d83b0577053d1ce05a767e73f0acb524f115cb3553204c9fae519b7de55f4cfb36e77107079803d18e179c3f2c4463470b8987960308df
ripemd-160
559a24e71dee50e8d5140ef2f1dbb7691d6179b8
Diameter
145040018
Circumference
455656655.02533
Area
1.6522112361673E+16
Volume
1.5975783162234E+24
Surface area
6.6088449446694E+16
Circumference
455656655.02533
Perimeter
290080036
Area
5259151705360081
Diagonal
102558780.27122
Surface area
31554910232160486
Volume
3.8139372900508E+23
Space diagonal
125608340.15335
Perimeter
217560027
Area
2.277279489599E+15
Altitude
62804170.076676
Surface area
2.277279489599E+15
Volume
4.4947682013586E+22
Height
34186260.090406