72321870 is an even 8-digits composite number following 72321869
and preceding 72321871 . In scientific notation, it is written as 7.2321870 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 19285824 positive integers (up to 72321870) that are relatively prime to 72321870.
72321870 has 8 divisors, whose sum is 115715040
The reverse of 72321870 is 07812327
Previous prime number is 15
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
seventy-two million three hundred twenty-one thousand eight hundred seventy
Scientific notation
7.2321870 × 10^7
Engineering notation
7.2321870 × 10^6
Prime Factorization
2 × 15 × 2410729
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72321870
Product of the distinct prime numbers
The prime factorization of 72321870 is 2 × 15 × 2410729.
Since it has a total of 3 prime factors.
1 , 1 , 63 , 31 , 962 , 435 , 5181 , 9481 , 44308 , 56790 , 682792 , 761167 , 5237032 , 1739476 , 44663545 , 58383899 , 915572085 , 488849916 , 2105460570 , 932802911
n×2
144643740
n×3
216965610
n×4
289287480
n×5
361609350
n÷2
36160935
n÷3
24107290
n÷3
18080467.5
n÷5
14464374
n2
5230452880296900
n3
3.7827613324996E+23
n4
2.7357637333006E+31
n5
1.9785554907048E+39
2 √n
8504.2265962285
3 √n
416.63576588617
4 √n
92.218363660545
5 √n
37.312463995326
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
-72321869
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 72321870 can be divided by 8 positive divisors.
The sum of these divisors (counting 72321870) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011111000101101001110
3
Ternary
12001002022221210
4
Quaternary
10103320231032
5
Quinary
122003244440
6
Senary
11102035250
8
Octal
423705516
10
Decimal
72321870
12
Duodecimal
20278b26
16
Hexadecimal
44f8b4e
20
Vigesimal
12c04da
36
Base36
1723wu
md5
f92f8df7a71d5b62255fb73d4a679be0
sha1
7143915e5a3332a56befc486543524a6e10ec72b
sha256
5a313de1879f7062364168ff014dffa167b5355c8c82908a9777b187372a9123
sha512
77c315361ad0fe070d7d0dbe78302d6215fcbaba9ba760ae32411014a1383ecb9fb254541d4fedec4e10b433ad29f7e3828084a8e0f25100e3390cee223006b6
ripemd-160
65219120b91b1f1df5489003fe34fbc39e7573d7
Diameter
144643740
Circumference
454411710.97175
Area
1.6431952343688E+16
Volume
1.5845193616619E+24
Surface area
6.5727809374753E+16
Circumference
454411710.97175
Perimeter
289287480
Area
5230452880296900
Diagonal
102278569.41018
Surface area
31382717281781400
Volume
3.7827613324996E+23
Space diagonal
125265153.33839
Perimeter
216965610
Area
2.2648525338173E+15
Altitude
62632576.669196
Surface area
2.2648525338173E+15
Volume
4.4580269830345E+22
Height
34092856.470061