72162893 is an odd 8-digits composite number following 72162892
and preceding 72162894 . In scientific notation, it is written as 7.2162893 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 61793280 positive integers (up to 72162893) that are relatively prime to 72162893.
72162893 has 16 divisors, whose sum is 83342400
The reverse of 72162893 is 39826127
Previous prime number is 193
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
seventy-two million one hundred sixty-two thousand eight hundred ninety-three
Scientific notation
7.2162893 × 10^7
Engineering notation
7.2162893 × 10^6
Prime Factorization
11 × 19 × 193 × 1789
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
72162893
Product of the distinct prime numbers
The prime factorization of 72162893 is 11 × 19 × 193 × 1789.
Since it has a total of 4 prime factors.
1 , 6 , 74 , 72 , 988 , 244 , 138 , 5923 , 85672 , 46547 , 117469 , 380644 , 381080 , 5322611 , 29055884 , 24798618 , 548806991 , 98362268 , 2474641602 , 1700104058
n×2
144325786
n×3
216488679
n×4
288651572
n×5
360814465
n÷2
36081446.5
n÷3
24054297.666667
n÷3
18040723.25
n÷5
14432578.6
n2
5207483126129449
n3
3.7578704763018E+23
n4
2.7117880508923E+31
n5
1.9569047095522E+39
2 √n
8494.8745134934
3 √n
416.33026080551
4 √n
92.16764352794
5 √n
37.296045597457
1 , 11 , 19 , 193 , 209 , 1789 , 2123 , 3667 , 19679 , 33991 , 40337 , 345277 , 373901 , 3798047 , 6560263 , 72162893
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
-72162892
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 72162893 can be divided by 16 positive divisors.
The sum of these divisors (counting 72162893) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100010011010001111001001101
3
Ternary
12000210020212202
4
Quaternary
10103101321031
5
Quinary
121433203033
6
Senary
11054411245
8
Octal
423217115
10
Decimal
72162893
12
Duodecimal
20200b25
16
Hexadecimal
44d1e4d
20
Vigesimal
12b074d
36
Base36
16yp8t
md5
fbf549b155432c5896b31e41c398670d
sha1
78b7480fe96bc6cfc6285de9752abc1dd766818f
sha256
7dc960a1d0f2392427c64352289e4b70a30c46b6b6fc94cade8b053a1f6bd6a4
sha512
e7fa45d4dacbe30fdb2a23422da962723ff2956431989af576d2a51bbcc67a52417702d1fca8f8323195a884ac5b68f39fb2b3f80ca5779b7dfd5c28e87a3cae
ripemd-160
2acb4038f4416082834fdf1171a8657b3d1c1415
Diameter
144325786
Circumference
453412829.02117
Area
1.6359790732741E+16
Volume
1.5740931041989E+24
Surface area
6.5439162930964E+16
Circumference
453412829.02117
Perimeter
288651572
Area
5207483126129449
Diagonal
102053741.98068
Surface area
31244898756776694
Volume
3.7578704763018E+23
Space diagonal
124989797.09716
Perimeter
216488679
Area
2.2549063385035E+15
Altitude
62494898.548578
Surface area
2.2549063385035E+15
Volume
4.4286928276896E+22
Height
34017913.99356