72131718 is an even 8-digits composite number following 72131717
and preceding 72131719 . In scientific notation, it is written as 7.2131718 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 24043904 positive integers (up to 72131718) that are relatively prime to 72131718.
72131718 has 8 divisors, whose sum is 144263448
The reverse of 72131718 is 81713127
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 30
Digital Root 3
Name
seventy-two million one hundred thirty-one thousand seven hundred eighteen
Scientific notation
7.2131718 × 10^7
Engineering notation
7.2131718 × 10^6
Prime Factorization
2 × 3 × 12021953
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
72131718
Product of the distinct prime numbers
The prime factorization of 72131718 is 2 × 3 × 12021953.
Since it has a total of 3 prime factors.
4 , 5 , 91 , 4 , 966 , 662 , 5050 , 1642 , 86773 , 80728 , 32768 , 890479 , 628960 , 4415621 , 36486896 , 88650622 , 215517534 , 658275409 , 4313294165 , 2420160285
n×2
144263436
n×3
216395154
n×4
288526872
n×5
360658590
n÷2
36065859
n÷3
24043906
n÷3
18032929.5
n÷5
14426343.6
n2
5202984741631524
n3
3.7530022814167E+23
n4
2.707105022165E+31
n5
1.9526813605519E+39
2 √n
8493.0393852849
3 √n
416.27029940052
4 √n
92.157687608169
5 √n
37.292822596979
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
-72131717
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 72131718 can be divided by 8 positive divisors.
The sum of these divisors (counting 72131718) is 1, the average is 0.125.
Base
System
Value
2
Binary
100010011001010010010000110
3
Ternary
12000201200010010
4
Quaternary
10103022102012
5
Quinary
121431203333
6
Senary
11054011050
8
Octal
423122206
10
Decimal
72131718
12
Duodecimal
201a6a86
16
Hexadecimal
44ca486
20
Vigesimal
12ag95i
36
Base36
16y16u
md5
c025a01d6a2ea35b12e41c8a00af5d2e
sha1
b8a28874b1eb5ed0cf3e463d294ce52f46814de8
sha256
2e175e13722ba79982c6271b5148a8dc8cc73cd0af38688bd0c4ef3afa683bd9
sha512
0be3b5f674c3118f2eb6f04ecfb9fb9d2752891bb8bd73db86e10405290d24e1725c4f8fa33a73f04b80ecda817181464a65a988650de5be21d6e495001fd9c3
ripemd-160
b12720a1e2a466f4a0c4d24b492595713e74dc72
Diameter
144263436
Circumference
453216950.71922
Area
1.6345658641049E+16
Volume
1.5720539194939E+24
Surface area
6.5382634564198E+16
Circumference
453216950.71922
Perimeter
288526872
Area
5202984741631524
Diagonal
102009653.87287
Surface area
31217908449789144
Volume
3.7530022814167E+23
Space diagonal
124935800.41323
Perimeter
216395154
Area
2.2529584808779E+15
Altitude
62467900.206615
Surface area
2.2529584808779E+15
Volume
4.4229556049972E+22
Height
34003217.957624