72100085 is an odd 8-digits composite number following 72100084
and preceding 72100086 . In scientific notation, it is written as 7.2100085 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 57680064 positive integers (up to 72100085) that are relatively prime to 72100085.
72100085 has 4 divisors, whose sum is 86520108
The reverse of 72100085 is 58000127
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
seventy-two million one hundred thousand eighty-five
Scientific notation
7.2100085 × 10^7
Engineering notation
7.2100085 × 10^6
Prime Factorization
5 × 14420017
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72100085
Product of the distinct prime numbers
The prime factorization of 72100085 is 5 × 14420017.
Since it has a total of 2 prime factors.
4 , 7 , 99 , 99 , 845 , 129 , 1935 , 5577 , 61188 , 9018 , 479545 , 861877 , 5578769 , 5258147 , 44271602 , 89152359 , 393231299 , 513178238 , 2087484888 , 2009319662
n×2
144200170
n×3
216300255
n×4
288400340
n×5
360500425
n÷2
36050042.5
n÷3
24033361.666667
n÷3
18025021.25
n÷5
14420017
n2
5198422257007225
n3
3.7480668659611E+23
n4
2.7023593962148E+31
n5
1.9484034216764E+39
2 √n
8491.1768913384
3 √n
416.2094394251
4 √n
92.147582124212
5 √n
37.289551107315
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72100084
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72100085 can be divided by 4 positive divisors.
The sum of these divisors (counting 72100085) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010011000010100011110101
3
Ternary
12000200001201112
4
Quaternary
10103002203311
5
Quinary
121424200320
6
Senary
11053204405
8
Octal
423024365
10
Decimal
72100085
12
Duodecimal
20190705
16
Hexadecimal
44c28f5
20
Vigesimal
12aca45
36
Base36
16xcs5
md5
9f264f4db263b4047dd4fee91d77326f
sha1
5c51018f07d979cb72bfcfb480ce85ab43b658d8
sha256
5b3eb35fc8a80355bcc8feb6d88b101c6df06e479e6ae202f00b5a8c1f4a9a23
sha512
35a13b760260007f2a4025baba72155dd00b8139b535f98ec25b2781388b47e910402907e0d9d152d463d1e47d4f75eff0fc854579dd0806f8033dbe14c0bf97
ripemd-160
edd09bc0a11f68df76dbb02e09498728571021c8
Diameter
144200170
Circumference
453018194.7184
Area
1.6331325172872E+16
Volume
1.5699865775022E+24
Surface area
6.5325300691486E+16
Circumference
453018194.7184
Perimeter
288400340
Area
5198422257007225
Diagonal
101964918.05525
Surface area
31190533542043350
Volume
3.7480668659611E+23
Space diagonal
124881010.45003
Perimeter
216300255
Area
2.2509828670833E+15
Altitude
62440505.225017
Surface area
2.2509828670833E+15
Volume
4.4171391621029E+22
Height
33988306.018418