72479145 is an odd 8-digits composite number following 72479144
and preceding 72479146 . In scientific notation, it is written as 7.2479145 × 10^7.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 38125440 positive integers (up to 72479145) that are relatively prime to 72479145.
72479145 has 8 divisors, whose sum is 78371328
The reverse of 72479145 is 54197427
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
seventy-two million four hundred seventy-nine thousand one hundred forty-five
Scientific notation
7.2479145 × 10^7
Engineering notation
7.2479145 × 10^6
Prime Factorization
15 × 73 × 66191
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72479145
Product of the distinct prime numbers
The prime factorization of 72479145 is 15 × 73 × 66191.
Since it has a total of 3 prime factors.
1 , 8 , 80 , 53 , 726 , 124 , 8683 , 1988 , 79519 , 19379 , 699527 , 509868 , 5683428 , 4613321 , 62741380 , 97097046 , 592500530 , 482366619 , 8123897496 , 2279438966
n×2
144958290
n×3
217437435
n×4
289916580
n×5
362395725
n÷2
36239572.5
n÷3
24159715
n÷3
18119786.25
n÷5
14495829
n2
5253226459931025
n3
3.8074936230718E+23
n4
2.7596388239319E+31
n5
2.0001626246739E+39
2 √n
8513.4684471137
3 √n
416.93756001991
4 √n
92.268458571246
5 √n
37.328678232602
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
-72479144
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 72479145 can be divided by 8 positive divisors.
The sum of these divisors (counting 72479145) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010100011111000110101001
3
Ternary
12001101022200210
4
Quaternary
10110133012221
5
Quinary
122023313040
6
Senary
11105251333
8
Octal
424370651
10
Decimal
72479145
12
Duodecimal
20333b49
16
Hexadecimal
451f1a9
20
Vigesimal
12cjhh5
36
Base36
175h9l
md5
fa77a43f4c06f1f555cc4ca1cb7196aa
sha1
0f558271ef2dc7a5aa0f05377ee11380ffea9f0d
sha256
cf64fb7129f465a6268eaafe87aab969a79bd276a972a1f325c695e1ad5f301f
sha512
bb92ff39a7fb2115439d416e839cb28e3ba21b876560b56082ad253f647f0388a3a16fc4e34922072d9893cfd3aa36af977fb2dcfd5361c6c49e2dea4c28da6a
ripemd-160
fbe4bbb922bdb454aabe0d45cc97ed254663c52a
Diameter
144958290
Circumference
455399898.94094
Area
1.6503497654163E+16
Volume
1.594879199311E+24
Surface area
6.6013990616651E+16
Circumference
455399898.94094
Perimeter
289916580
Area
5253226459931025
Diagonal
102500989.84821
Surface area
31519358759586150
Volume
3.8074936230718E+23
Space diagonal
125537561.62915
Perimeter
217437435
Area
2.2747137830664E+15
Altitude
62768780.814576
Surface area
2.2747137830664E+15
Volume
4.4871742669976E+22
Height
34166996.616069