72494865 is an odd 8-digits composite number following 72494864
and preceding 72494866 . In scientific notation, it is written as 7.2494865 × 10^7.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 38663856 positive integers (up to 72494865) that are relatively prime to 72494865.
72494865 has 8 divisors, whose sum is 98808000
The reverse of 72494865 is 56849427
Previous prime number is 45
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
seventy-two million four hundred ninety-four thousand eight hundred sixty-five
Scientific notation
7.2494865 × 10^7
Engineering notation
7.2494865 × 10^6
Prime Factorization
3 × 45 × 536999
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72494865
Product of the distinct prime numbers
The prime factorization of 72494865 is 3 × 45 × 536999.
Since it has a total of 3 prime factors.
2 , 5 , 19 , 72 , 971 , 401 , 7846 , 7266 , 41596 , 85174 , 988777 , 800791 , 9224327 , 2714857 , 34886690 , 37035119 , 969065310 , 734868431 , 8717013926 , 2028826786
n×2
144989730
n×3
217484595
n×4
289979460
n×5
362474325
n÷2
36247432.5
n÷3
24164955
n÷3
18123716.25
n÷5
14498973
n2
5255505451368225
n3
3.809971582037E+23
n4
2.7620337549361E+31
n5
2.0023326418954E+39
2 √n
8514.391640041
3 √n
416.96770103334
4 √n
92.273461190317
5 √n
37.330297335365
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
-72494864
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 72494865 can be divided by 8 positive divisors.
The sum of these divisors (counting 72494865) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010100100010111100010001
3
Ternary
12001102010021000
4
Quaternary
10110202330101
5
Quinary
122024313430
6
Senary
11105452213
8
Octal
424427421
10
Decimal
72494865
12
Duodecimal
20341069
16
Hexadecimal
4522f11
20
Vigesimal
12d1h35
36
Base36
175te9
md5
614661881571178699900ae0d64ba9b3
sha1
84dc560ab1dec1104c8a2f0e5deafb18f1423a8f
sha256
d56da2d4c5b05aae09dc5d4f471cc55f7aacab8ec002e06ed0086b1b5c207862
sha512
1beede3a2b3191ec16476482d4e5cb61ff284f976fde14a27fa07499c7db68daa933c9a3e89cbad0e43b7de99be9b2ad3b2dbb1362d43484394f05f0bb6b2158
ripemd-160
ed8bd9809bd3a05690037a6b934fd9e9ca1491d2
Diameter
144989730
Circumference
455498670.61397
Area
1.651065731692E+16
Volume
1.5959171643351E+24
Surface area
6.6042629267678E+16
Circumference
455498670.61397
Perimeter
289979460
Area
5255505451368225
Diagonal
102523221.28541
Surface area
31533032708209350
Volume
3.809971582037E+23
Space diagonal
125564789.46785
Perimeter
217484595
Area
2.2757006153062E+15
Altitude
62782394.733923
Surface area
2.2757006153062E+15
Volume
4.490094569644E+22
Height
34174407.095136