72030891 is an odd 8-digits composite number following 72030890
and preceding 72030892 . In scientific notation, it is written as 7.2030891 × 10^7.
The sum of its digits is 30. It has a total of 4 prime factors and 16 positive divisors.
There are 45756480 positive integers (up to 72030891) that are relatively prime to 72030891.
72030891 has 16 divisors, whose sum is 100679040
The reverse of 72030891 is 19803027
Previous prime number is 41
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
seventy-two million thirty thousand eight hundred ninety-one
Scientific notation
7.2030891 × 10^7
Engineering notation
7.2030891 × 10^6
Prime Factorization
3 × 43 × 41 × 13619
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72030891
Product of the distinct prime numbers
The prime factorization of 72030891 is 3 × 43 × 41 × 13619.
Since it has a total of 4 prime factors.
2 , 4 , 96 , 27 , 545 , 617 , 4546 , 5977 , 43318 , 18662 , 490554 , 284315 , 6250040 , 1129798 , 95352023 , 71865204 , 595982690 , 980755932 , 5994994354 , 9684772049
n×2
144061782
n×3
216092673
n×4
288123564
n×5
360154455
n÷2
36015445.5
n÷3
24010297
n÷3
18007722.75
n÷5
14406178.2
n2
5188449258253881
n3
3.7372862298032E+23
n4
2.6920005705475E+31
n5
1.9390719966905E+39
2 √n
8487.101448669
3 √n
416.07625227898
4 √n
92.125465798926
5 √n
37.282391048473
1 , 3 , 41 , 43 , 123 , 129 , 1763 , 5289 , 13619 , 40857 , 558379 , 585617 , 1675137 , 1756851 , 24010297 , 72030891
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-72030890
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 72030891 can be divided by 16 positive divisors.
The sum of these divisors (counting 72030891) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010010110001101010101011
3
Ternary
12000112112210210
4
Quaternary
10102301222223
5
Quinary
121414442031
6
Senary
11051512203
8
Octal
422615253
10
Decimal
72030891
12
Duodecimal
20158663
16
Hexadecimal
44b1aab
20
Vigesimal
12a3h4b
36
Base36
16vve3
md5
2b5b71ecce1b2d6e22de8f218597723b
sha1
e792127bf8e93fe7f1c0e41731e727b5e92b6480
sha256
9573c0aabdbc6f1307839a2122feefdc5588636034e2e1c0f9307acb755a9bd7
sha512
7d246a0915e0d4a2d0064a7b21aa61490d97da1abf1e088a91b5bd43dc78fec44c2181df87527a09c638d73f76784f11cbc691723263bd3506f9b749ca3776a7
ripemd-160
a95cc1cc9a91ace199706f753a28df241f59e12f
Diameter
144061782
Circumference
452583435.99425
Area
1.6299994073254E+16
Volume
1.5654707951883E+24
Surface area
6.5199976293015E+16
Circumference
452583435.99425
Perimeter
288123564
Area
5188449258253881
Diagonal
101867062.96202
Surface area
31130695549523286
Volume
3.7372862298032E+23
Space diagonal
124761162.92646
Perimeter
216092673
Area
2.2466644319472E+15
Altitude
62380581.463228
Surface area
2.2466644319472E+15
Volume
4.4044340605482E+22
Height
33955687.654006