72180655 is an odd 8-digits composite number following 72180654
and preceding 72180656 . In scientific notation, it is written as 7.2180655 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 57744520 positive integers (up to 72180655) that are relatively prime to 72180655.
72180655 has 4 divisors, whose sum is 86616792
The reverse of 72180655 is 55608127
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
seventy-two million one hundred eighty thousand six hundred fifty-five
Scientific notation
7.2180655 × 10^7
Engineering notation
7.2180655 × 10^6
Prime Factorization
5 × 14436131
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
72180655
Product of the distinct prime numbers
The prime factorization of 72180655 is 5 × 14436131.
Since it has a total of 2 prime factors.
1 , 6 , 90 , 57 , 949 , 67 , 9676 , 5460 , 49479 , 64141 , 490084 , 181764 , 3970011 , 6402275 , 75736453 , 5845255 , 414359791 , 986574349 , 2107047658 , 8702949861
n×2
144361310
n×3
216541965
n×4
288722620
n×5
360903275
n÷2
36090327.5
n÷3
24060218.333333
n÷3
18045163.75
n÷5
14436131
n2
5210046956229025
n3
3.7606460188137E+23
n4
2.7144589286111E+31
n5
1.9593142343775E+39
2 √n
8495.9199031064
3 √n
416.36441617793
4 √n
92.17331448476
5 √n
37.297881408418
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
-72180654
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 72180655 can be divided by 4 positive divisors.
The sum of these divisors (counting 72180655) is 1, the average is 0.25.
Base
System
Value
2
Binary
100010011010110001110101111
3
Ternary
12000211011020121
4
Quaternary
10103112032233
5
Quinary
121434240110
6
Senary
11055025411
8
Octal
423261657
10
Decimal
72180655
12
Duodecimal
2020b267
16
Hexadecimal
44d63af
20
Vigesimal
12b2bcf
36
Base36
16z2y7
md5
24eb279abeed2c4842d5a45412e0ed9e
sha1
a6602ac41d0c15066edf147743de494030b3310b
sha256
8782a7e258439b08b6c6814638ef10e91fddaf79d0dd33a4917f92200b962bd5
sha512
a00d0031abfaf7da7668da5c1df85859f637ad2dfe08d1d2a4472f9f7f2cee506c4fc95b6f3d218dba9d85bfa2d71f6b02db0465d44d20e4aa857d7696217694
ripemd-160
5cc379586bea165f5d9eb0d345486ca47af1fab5
Diameter
144361310
Circumference
453524430.9586
Area
1.6367845242547E+16
Volume
1.5752557207276E+24
Surface area
6.5471380970188E+16
Circumference
453524430.9586
Perimeter
288722620
Area
5210046956229025
Diagonal
102078861.24197
Surface area
31260281737374150
Volume
3.7606460188137E+23
Space diagonal
125020561.7836
Perimeter
216541965
Area
2.2560165095021E+15
Altitude
62510280.8918
Surface area
2.2560165095021E+15
Volume
4.4319638359089E+22
Height
34026287.080658