72945725 is an odd 8-digits composite number following 72945724
and preceding 72945726 . In scientific notation, it is written as 7.2945725 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 54923520 positive integers (up to 72945725) that are relatively prime to 72945725.
72945725 has 8 divisors, whose sum is 80326584
The reverse of 72945725 is 52754927
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
seventy-two million nine hundred forty-five thousand seven hundred twenty-five
Scientific notation
7.2945725 × 10^7
Engineering notation
7.2945725 × 10^6
Prime Factorization
25 × 17 × 171637
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72945725
Product of the distinct prime numbers
The prime factorization of 72945725 is 25 × 17 × 171637.
Since it has a total of 3 prime factors.
7 , 4 , 4 , 29 , 290 , 310 , 5998 , 8076 , 51122 , 1305 , 687365 , 195132 , 6994796 , 2086948 , 25643148 , 64579151 , 532721585 , 152488208 , 2491090338 , 4956601040
n×2
145891450
n×3
218837175
n×4
291782900
n×5
364728625
n÷2
36472862.5
n÷3
24315241.666667
n÷3
18236431.25
n÷5
14589145
n2
5321078795775625
n3
3.8814995053998E+23
n4
2.8313879550853E+31
n5
2.0653764713996E+39
2 √n
8540.8269505944
3 √n
417.83031695569
4 √n
92.416594562851
5 √n
37.376615164724
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
-72945724
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 72945725 can be divided by 8 positive divisors.
The sum of these divisors (counting 72945725) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010110010001000000111101
3
Ternary
12002021000201112
4
Quaternary
10112101000331
5
Quinary
122133230400
6
Senary
11123251405
8
Octal
426210075
10
Decimal
72945725
12
Duodecimal
20519b65
16
Hexadecimal
459103d
20
Vigesimal
12fi465
36
Base36
17fha5
md5
fb1740789f087a8350cb3e24e253bde7
sha1
9beafa21c66bf51a331c0eb1ed0cbc2a3c543d28
sha256
c66e34c00f21dc59a35b6d90c7147f01bed76c885289d7cee9682878819a0067
sha512
01e8d439acc8d06a74a29a6ab7dbd0d18160290f0ef32372cd59f6df024562e193ff8bf87b7a03c3c678d19b59a8bbc01a171c4b0e879d8ff7f0fc9a8ef17d72
ripemd-160
26363eb115cc18223de8ef02869a3277b6e13fcf
Diameter
145891450
Circumference
458331507.54156
Area
1.6716662053981E+16
Volume
1.6258787108102E+24
Surface area
6.6866648215925E+16
Circumference
458331507.54156
Perimeter
291782900
Area
5321078795775625
Diagonal
103160833.61214
Surface area
31926472774653750
Volume
3.8814995053998E+23
Space diagonal
126345701.89495
Perimeter
218837175
Area
2.3040947063402E+15
Altitude
63172850.947474
Surface area
2.3040947063402E+15
Volume
4.574391035734E+22
Height
34386944.537379