72081185 is an odd 8-digits composite number following 72081184
and preceding 72081186 . In scientific notation, it is written as 7.2081185 × 10^7.
The sum of its digits is 32. It has a total of 3 prime factors and 8 positive divisors.
There are 50780160 positive integers (up to 72081185) that are relatively prime to 72081185.
72081185 has 8 divisors, whose sum is 73164840
The reverse of 72081185 is 58118027
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
seventy-two million eighty-one thousand one hundred eighty-five
Scientific notation
7.2081185 × 10^7
Engineering notation
7.2081185 × 10^6
Prime Factorization
3245 × 229 × 97
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72081185
Product of the distinct prime numbers
The prime factorization of 72081185 is 3245 × 229 × 97.
Since it has a total of 3 prime factors.
9 , 4 , 14 , 75 , 806 , 462 , 7291 , 3814 , 98235 , 63732 , 543752 , 124589 , 5712991 , 3705809 , 65199099 , 21417061 , 702011442 , 582386375 , 9488383965 , 2038437557
n×2
144162370
n×3
216243555
n×4
288324740
n×5
360405925
n÷2
36040592.5
n÷3
24027061.666667
n÷3
18020296.25
n÷5
14416237
n2
5195697231004225
n3
3.74512013312E+23
n4
2.6995269716265E+31
n5
1.945851030543E+39
2 √n
8490.0638984639
3 √n
416.17306847466
4 √n
92.141542739765
5 √n
37.287595918425
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
-72081184
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 72081185 can be divided by 8 positive divisors.
The sum of these divisors (counting 72081185) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010010111101111100100001
3
Ternary
12000122002210112
4
Quaternary
10102331330201
5
Quinary
121423044220
6
Senary
11052541105
8
Octal
422757441
10
Decimal
72081185
12
Duodecimal
20181795
16
Hexadecimal
44bdf21
20
Vigesimal
12aa2j5
36
Base36
16wy75
md5
12c51d78144393044bf6ff9584d07c25
sha1
dd756ea2bdec0b295afee0f53c94390ec988dc51
sha256
06310c3416f3bf08cbe65ec618fedebfc185b4cc54e2a134146a1504f3866701
sha512
ebbd94272f5c853e0c6915df09043c6a44deb9d9668446370ace974158d13eb13569b8f7cddd5f17a1cbf0a503136d3eeedfddc72abf8e8785177e66ce2e287f
ripemd-160
3d0135f9649a7fb51a623cc62fe8518cb45c1ae7
Diameter
144162370
Circumference
452899442.51609
Area
1.63227642512E+16
Volume
1.5687522529361E+24
Surface area
6.5291057004799E+16
Circumference
452899442.51609
Perimeter
288324740
Area
5195697231004225
Diagonal
101938189.41892
Surface area
31174183386025350
Volume
3.74512013312E+23
Space diagonal
124848274.68977
Perimeter
216243555
Area
2.2498028962111E+15
Altitude
62424137.344886
Surface area
2.2498028962111E+15
Volume
4.4136664041457E+22
Height
33979396.472975