18220613 is an odd 8-digits composite number following 18220612
and preceding 18220614 . In scientific notation, it is written as 1.8220613 × 10^7.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 17115840 positive integers (up to 18220613) that are relatively prime to 18220613.
18220613 has 4 divisors, whose sum is 18238668
The reverse of 18220613 is 31602281
Previous prime number is 1073
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
eighteen million two hundred twenty thousand six hundred thirteen
Scientific notation
1.8220613 × 10^7
Engineering notation
1.8220613 × 10^6
Prime Factorization
1073 × 16981
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18220613
Product of the distinct prime numbers
The prime factorization of 18220613 is 1073 × 16981.
Since it has a total of 2 prime factors.
6 , 7 , 95 , 81 , 448 , 724 , 3060 , 5753 , 62375 , 3017 , 184766 , 338638 , 4877884 , 6274727 , 82866627 , 93671902 , 995790932 , 257100577 , 6179938287 , 4869717338
n×2
36441226
n×3
54661839
n×4
72882452
n×5
91103065
n÷2
9110306.5
n÷3
6073537.6666667
n÷3
4555153.25
n÷5
3644122.6
n2
331990738095769
n3
6.0490747584274E+21
n4
1.1021785018137E+29
n5
2.0082367938468E+36
2 √n
4268.5609987442
3 √n
263.14047924538
4 √n
65.334225324436
5 √n
28.321261680985
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
-18220612
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 18220613 can be divided by 4 positive divisors.
The sum of these divisors (counting 18220613) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000101100000011001000101
3
Ternary
1021021200222112
4
Quaternary
1011200121011
5
Quinary
14131024423
6
Senary
1450310405
8
Octal
105403105
10
Decimal
18220613
12
Duodecimal
6128405
16
Hexadecimal
1160645
20
Vigesimal
5dhbad
36
Base36
auj45
md5
2da1712ef05e763ebc090395e1f62c7a
sha1
0b877007e28adc0595cc430b41762f6ae2defb97
sha256
f640d0f9d83b75aa34fba139eb032ed3ddfd49987bb0294bea5ce50611f4527c
sha512
c2ac5c8f64373731d0b2b3e9d7106f62244a5549a60ec5ac8385fa736fd6a69ed65bf80afda55b70e84dd76cd43418d5b0a637ea3398900784e43f992e63c842
ripemd-160
d21c67551b21f82e01262120dc889f5a8ac6219a
Diameter
36441226
Circumference
114483487.88941
Area
1.0429796638615E+15
Volume
2.5338305096121E+22
Surface area
4.1719186554461E+15
Circumference
114483487.88941
Perimeter
72882452
Area
331990738095769
Diagonal
25767838.019352
Surface area
1991944428574614
Volume
6.0490747584274E+21
Space diagonal
31559027.46105
Perimeter
54661839
Area
1.4375620650604E+14
Altitude
15779513.730525
Surface area
1.4375620650604E+14
Volume
7.1289029693139E+20
Height
8589279.3397838