72488144 is an even 8-digits composite number following 72488143
and preceding 72488145 . In scientific notation, it is written as 7.2488144 × 10^7.
The sum of its digits is 38. It has a total of 6 prime factors and 20 positive divisors.
There are 35922432 positive integers (up to 72488144) that are relatively prime to 72488144.
72488144 has 20 divisors, whose sum is 141692196
The reverse of 72488144 is 44188427
Previous prime number is 113
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-two million four hundred eighty-eight thousand one hundred forty-four
Scientific notation
7.2488144 × 10^7
Engineering notation
7.2488144 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 113 × 40093
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
9061018
Product of the distinct prime numbers
The prime factorization of 72488144 is 2 × 2 × 2 × 2 × 113 × 40093.
Since it has a total of 6 prime factors.
8 , 5 , 1 , 5 , 516 , 508 , 3 , 5582 , 42069 , 18080 , 25719 , 480021 , 1332847 , 8724359 , 31062507 , 13830407 , 327697950 , 869780096 , 8610531772 , 8390183636
n×2
144976288
n×3
217464432
n×4
289952576
n×5
362440720
n÷2
36244072
n÷3
24162714.666667
n÷3
18122036
n÷5
14497628.8
n2
5254531020564736
n3
3.8089120127116E+23
n4
2.7610096246077E+31
n5
2.0014046325395E+39
2 √n
8513.9969462057
3 √n
416.95481494121
4 √n
92.271322447474
5 √n
37.329605131211
1 , 2 , 4 , 8 , 16 , 113 , 226 , 452 , 904 , 1808 , 40093 , 80186 , 160372 , 320744 , 641488 , 4530509 , 9061018 , 18122036 , 36244072 , 72488144
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72488143
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72488144 can be divided by 20 positive divisors.
The sum of these divisors (counting 72488144) is 1, the average is 0.05.
Base
System
Value
2
Binary
100010100100001010011010000
3
Ternary
12001101210001002
4
Quaternary
10110201103100
5
Quinary
122024110034
6
Senary
11105401132
8
Octal
424412320
10
Decimal
72488144
12
Duodecimal
203391a8
16
Hexadecimal
45214d0
20
Vigesimal
12d1074
36
Base36
175o7k
md5
eeb4a49ada99c02b5f70cab10ec70037
sha1
e79fa56746509374a0b6863afed615156c6e588f
sha256
3405c7b479f20dcda1aeab0860730ed4729fb0a14079470b2879d22a20b35bc0
sha512
f5f6391041cbdcd2fe6a4a255a1ff6bbbb6b9a32ef92493d2048c3150e14658333cee28608ef276acc851c242fd71beaeb99ab9e38906ccaee1ede8cc35f55a1
ripemd-160
b722c8a00bb4be8a5a5ff3fe17244ea81e48ef58
Diameter
144976288
Circumference
455456441.32552
Area
1.6507596052266E+16
Volume
1.595473332974E+24
Surface area
6.6030384209063E+16
Circumference
455456441.32552
Perimeter
289952576
Area
5254531020564736
Diagonal
102513716.35605
Surface area
31527186123388416
Volume
3.8089120127116E+23
Space diagonal
125553148.35437
Perimeter
217464432
Area
2.2752786743912E+15
Altitude
62776574.177185
Surface area
2.2752786743912E+15
Volume
4.4888458552188E+22
Height
34171238.785351