72131719 is an odd 8-digits composite number following 72131718
and preceding 72131720 . In scientific notation, it is written as 7.2131719 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 65574280 positive integers (up to 72131719) that are relatively prime to 72131719.
72131719 has 4 divisors, whose sum is 78689160
The reverse of 72131719 is 91713127
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
seventy-two million one hundred thirty-one thousand seven hundred nineteen
Scientific notation
7.2131719 × 10^7
Engineering notation
7.2131719 × 10^6
Prime Factorization
11 × 6557429
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72131719
Product of the distinct prime numbers
The prime factorization of 72131719 is 11 × 6557429.
Since it has a total of 2 prime factors.
2 , 9 , 53 , 61 , 698 , 888 , 2647 , 1672 , 58010 , 32105 , 607223 , 263129 , 8339184 , 5963268 , 965437 , 67981773 , 557824139 , 942910636 , 982446253 , 803688137
n×2
144263438
n×3
216395157
n×4
288526876
n×5
360658595
n÷2
36065859.5
n÷3
24043906.333333
n÷3
18032929.75
n÷5
14426343.8
n2
5202984885894961
n3
3.7530024375062E+23
n4
2.7071051722851E+31
n5
1.9526814959072E+39
2 √n
8493.0394441566
3 √n
416.27030132417
4 √n
92.157687927577
5 √n
37.292822700381
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
-72131718
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 72131719 can be divided by 4 positive divisors.
The sum of these divisors (counting 72131719) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010011001010010010000111
3
Ternary
12000201200010011
4
Quaternary
10103022102013
5
Quinary
121431203334
6
Senary
11054011051
8
Octal
423122207
10
Decimal
72131719
12
Duodecimal
201a6a87
16
Hexadecimal
44ca487
20
Vigesimal
12ag95j
36
Base36
16y16v
md5
030cc6992fba396ff8f969df60515296
sha1
0fcd9b391652f90e36d0fc3a4e3513ee1e61dd64
sha256
400e5162a1a31e391442acddcf6a82ee661bf8d65a13649c80c9e6296a7485c4
sha512
3aca115982a445f56d68bd2cbc67de0d837a1a461fbde11f15885856f577d07b40b8a935d247ca207a7a5657c1ab40410e53df0f485ada3ebaedbb35e9e6c65c
ripemd-160
65eff7460010edde34f01f3cea39cd1121bf2188
Diameter
144263438
Circumference
453216957.00241
Area
1.6345659094266E+16
Volume
1.5720539848766E+24
Surface area
6.5382636377065E+16
Circumference
453216957.00241
Perimeter
288526876
Area
5202984885894961
Diagonal
102009655.28709
Surface area
31217909315369766
Volume
3.7530024375062E+23
Space diagonal
124935802.14528
Perimeter
216395157
Area
2.2529585433458E+15
Altitude
62467901.072641
Surface area
2.2529585433458E+15
Volume
4.4229557889505E+22
Height
34003218.429028