72161719 is an odd 8-digits composite number following 72161718
and preceding 72161720 . In scientific notation, it is written as 7.2161719 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 57254400 positive integers (up to 72161719) that are relatively prime to 72161719.
72161719 has 16 divisors, whose sum is 88762176
The reverse of 72161719 is 91716127
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-two million one hundred sixty-one thousand seven hundred nineteen
Scientific notation
7.2161719 × 10^7
Engineering notation
7.2161719 × 10^6
Prime Factorization
7 × 61 × 17 × 9941
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72161719
Product of the distinct prime numbers
The prime factorization of 72161719 is 7 × 61 × 17 × 9941.
Since it has a total of 4 prime factors.
1 , 7 , 80 , 33 , 845 , 212 , 3427 , 6365 , 33801 , 41871 , 261700 , 270231 , 2880269 , 9585654 , 36296374 , 21803189 , 358989584 , 483232544 , 9921238630 , 3269328580
n×2
144323438
n×3
216485157
n×4
288646876
n×5
360808595
n÷2
36080859.5
n÷3
24053906.333333
n÷3
18040429.75
n÷5
14432343.8
n2
5207313689034961
n3
3.7576870717299E+23
n4
2.7116115856011E+31
n5
1.9567455327729E+39
2 √n
8494.8054127214
3 √n
416.32800306908
4 √n
92.167268662586
5 √n
37.295924244665
1 , 7 , 17 , 61 , 119 , 427 , 1037 , 7259 , 9941 , 69587 , 168997 , 606401 , 1182979 , 4244807 , 10308817 , 72161719
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
-72161718
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 72161719 can be divided by 16 positive divisors.
The sum of these divisors (counting 72161719) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010011010001100110110111
3
Ternary
12000210012021021
4
Quaternary
10103101212313
5
Quinary
121433133334
6
Senary
11054402011
8
Octal
423214667
10
Decimal
72161719
12
Duodecimal
20200307
16
Hexadecimal
44d19b7
20
Vigesimal
12b045j
36
Base36
16yoc7
md5
69a75c4038f01dc0bcde05a14cdb7c9d
sha1
c5a7e006df8b3eee5cf7a47fd0a26d450f2511fc
sha256
2ade2611fb052510cfbdb7be3f9d43540524e6a59c741799f2009ca711244253
sha512
67eb8e5633579533bbe520a4b4992fa2e39e6a163907b3a5b37794d2291c3a229905f27036e790cc8c0a478f030982a5cb6b583f5accf46a8481d0b240a92d28
ripemd-160
190b4a61d9208bbf3c0f654207a9b092ae6c8c30
Diameter
144323438
Circumference
453405452.56162
Area
1.635925843041E+16
Volume
1.5740162798715E+24
Surface area
6.5437033721639E+16
Circumference
453405452.56162
Perimeter
288646876
Area
5207313689034961
Diagonal
102052081.69396
Surface area
31243882134209766
Volume
3.7576870717299E+23
Space diagonal
124987763.66951
Perimeter
216485157
Area
2.2548329700894E+15
Altitude
62493881.834754
Surface area
2.2548329700894E+15
Volume
4.4284766833288E+22
Height
34017360.564652