72678865 is an odd 8-digits composite number following 72678864
and preceding 72678866 . In scientific notation, it is written as 7.2678865 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 49836912 positive integers (up to 72678865) that are relatively prime to 72678865.
72678865 has 8 divisors, whose sum is 99673920
The reverse of 72678865 is 56887627
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
seventy-two million six hundred seventy-eight thousand eight hundred sixty-five
Scientific notation
7.2678865 × 10^7
Engineering notation
7.2678865 × 10^6
Prime Factorization
5 × 7 × 2076539
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72678865
Product of the distinct prime numbers
The prime factorization of 72678865 is 5 × 7 × 2076539.
Since it has a total of 3 prime factors.
1 , 6 , 11 , 2 , 383 , 977 , 1526 , 7569 , 53383 , 15190 , 992059 , 892212 , 8927607 , 1009850 , 73708435 , 7037030 , 810880251 , 702155854 , 4680487346 , 6748590545
n×2
145357730
n×3
218036595
n×4
290715460
n×5
363394325
n÷2
36339432.5
n÷3
24226288.333333
n÷3
18169716.25
n÷5
14535773
n2
5282217417688225
n3
3.8390556660081E+23
n4
2.7901820847729E+31
n5
2.0278726706463E+39
2 √n
8525.1900272076
3 √n
417.32017307242
4 √n
92.331955612386
5 √n
37.349227812236
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
-72678864
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 72678865 can be divided by 8 positive divisors.
The sum of these divisors (counting 72678865) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010101001111110111010001
3
Ternary
12001202110122211
4
Quaternary
10111033313101
5
Quinary
122101210430
6
Senary
11113432121
8
Octal
425176721
10
Decimal
72678865
12
Duodecimal
2040b641
16
Hexadecimal
454fdd1
20
Vigesimal
12e4h35
36
Base36
179rdd
md5
789b2df504b21e3d07d3b17db94e4c30
sha1
b7f4f8bf4c4fd7375575ab7d9bae97963666ac22
sha256
03dc8b295a81e0c4a6943cf2c77c5e790745095a4ad3285bd6d1dfc35549f344
sha512
20d6253b39c3957c1ad5ee979fb6247e824df0133f186c410b61f326c6b045c2e0bb68ef0c930d37a06cc7d1222fd3472d3352108b0ef19f61ce39f6c86dfdc5
ripemd-160
303cd8b412c1836792544f7a616ae0f9edef37dd
Diameter
145357730
Circumference
456654776.71049
Area
1.6594575434073E+16
Volume
1.6080998769404E+24
Surface area
6.6378301736294E+16
Circumference
456654776.71049
Perimeter
290715460
Area
5282217417688225
Diagonal
102783436.58088
Surface area
31693304506129350
Volume
3.8390556660081E+23
Space diagonal
125883486.81644
Perimeter
218036595
Area
2.2872672360153E+15
Altitude
62941743.40822
Surface area
2.2872672360153E+15
Volume
4.5243704913116E+22
Height
34261145.526961