221742018 is an even 9-digits composite number following 221742017
and preceding 221742019 . In scientific notation, it is written as 2.21742018 × 10^8.
The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors.
There are 73537632 positive integers (up to 221742018) that are relatively prime to 221742018.
221742018 has 24 divisors, whose sum is 482887548
The reverse of 221742018 is 810247122
Previous prime number is 197
Is Prime? no
Number parity even
Number length 9
Sum of Digits 27
Digital Root 9
Name
two hundred twenty-one million seven hundred forty-two thousand eighteen
Scientific notation
2.21742018 × 10^8
Engineering notation
2.21742018 × 10^6
Prime Factorization
2 × 3 × 3 × 197 × 62533
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
73914006
Product of the distinct prime numbers
The prime factorization of 221742018 is 2 × 3 × 3 × 197 × 62533.
Since it has a total of 5 prime factors.
3 , 5 , 38 , 35 , 8 , 999 , 8272 , 5461 , 59131 , 49208 , 15080 , 468355 , 8098367 , 4953604 , 81674300 , 36338678 , 498669235 , 863248750 , 1060846945 , 6438553559
n×2
443484036
n×3
665226054
n×4
886968072
n×5
1108710090
n÷2
110871009
n÷3
73914006
n÷3
55435504.5
n÷5
44348403.6
n2
49169522546712324
n3
1.0902949153604E+25
n4
2.4176419474717E+33
n5
5.3609280423381E+41
2 √n
14891.004600093
3 √n
605.27025514339
4 √n
122.02870400071
5 √n
46.684165404181
1 , 2 , 3 , 6 , 9 , 18 , 197 , 394 , 591 , 1182 , 1773 , 3546 , 62533 , 125066 , 187599 , 375198 , 562797 , 1125594 , 12319001 , 24638002 , 36957003 , 73914006 , 110871009 , 221742018
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-221742017
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221742018 can be divided by 24 positive divisors.
The sum of these divisors (counting 221742018) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1101001101111000001111000010
3
Ternary
120110020122212100
4
Quaternary
31031320033002
5
Quinary
423231221033
6
Senary
34000411230
8
Octal
1515701702
10
Decimal
221742018
12
Duodecimal
62316b16
16
Hexadecimal
d3783c2
20
Vigesimal
395hf0i
36
Base36
3o0p8i
md5
a1205e1342e2b0eddfdba2af6cbd3da9
sha1
cc3a8bfa4120ae567d0577794144c9038f074c34
sha256
5b86eca65b88460c2972d58effcb0ce49f35ccb5b6a3fc6896c0fcffa44d1190
sha512
843b63c55272e6850a34c32ac16d11bb4a84bef52a969b6c3517eb6a4b7baffdec5bd4daf559bc496cad24d43b7d865b9342e9d6fff96ca55fae0eee080903b9
ripemd-160
e39f9da0a927c58b11d8ee03f056c272d9daf45f
Diameter
443484036
Circumference
1393246189.482
Area
1.5447061081327E+17
Volume
4.5670166617903E+25
Surface area
6.1788244325308E+17
Circumference
1393246189.482
Perimeter
886968072
Area
49169522546712324
Diagonal
313590569.20358
Surface area
295017135280273944
Volume
1.0902949153604E+25
Space diagonal
384068441.34885
Perimeter
665226054
Area
2.1291027808702E+16
Altitude
192034220.67443
Surface area
2.1291027808702E+16
Volume
1.284924880241E+24
Height
104530189.73453