221511290 is an even 9-digits composite number following 221511289
and preceding 221511291 . In scientific notation, it is written as 2.21511290 × 10^8.
The sum of its digits is 23. It has a total of 5 prime factors and 32 positive divisors.
There are 63728640 positive integers (up to 221511290) that are relatively prime to 221511290.
221511290 has 32 divisors, whose sum is 458887680
The reverse of 221511290 is 092115122
Previous prime number is 143
Is Prime? no
Number parity even
Number length 9
Sum of Digits 23
Digital Root 5
Name
two hundred twenty-one million five hundred eleven thousand two hundred ninety
Scientific notation
2.21511290 × 10^8
Engineering notation
2.21511290 × 10^6
Prime Factorization
2 × 5 × 7 × 143 × 22129
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
221511290
Product of the distinct prime numbers
The prime factorization of 221511290 is 2 × 5 × 7 × 143 × 22129.
Since it has a total of 5 prime factors.
5 , 8 , 47 , 76 , 93 , 372 , 513 , 401 , 59197 , 66300 , 501670 , 610277 , 4099906 , 6841079 , 99476349 , 48287198 , 21383622 , 662502108 , 7697603456 , 7386164526
n×2
443022580
n×3
664533870
n×4
886045160
n×5
1107556450
n÷2
110755645
n÷3
73837096.666667
n÷3
55377822.5
n÷5
44302258
n2
49067251597464100
n3
1.0868950198109E+25
n4
2.4075951793288E+33
n5
5.3330951397091E+41
2 √n
14883.255356272
3 √n
605.06024944684
4 √n
121.99694814327
5 √n
46.67444615462
1 , 2 , 5 , 7 , 10 , 14 , 35 , 70 , 143 , 286 , 715 , 1001 , 1430 , 2002 , 5005 , 10010 , 22129 , 44258 , 110645 , 154903 , 221290 , 309806 , 774515 , 1549030 , 3164447 , 6328894 , 15822235 , 22151129 , 31644470 , 44302258 , 110755645 , 221511290
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-221511289
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221511290 can be divided by 32 positive divisors.
The sum of these divisors (counting 221511290) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1101001100111111111001111010
3
Ternary
120102210221100212
4
Quaternary
31030333321322
5
Quinary
423201330130
6
Senary
33551431122
8
Octal
1514777172
10
Decimal
221511290
12
Duodecimal
622254a2
16
Hexadecimal
d33fe7a
20
Vigesimal
3948i4a
36
Base36
3nvr7e
md5
c71ad8a2b344e56541fa562f0539388b
sha1
6e67c9cf832eb9487d6b017144f1fe9565913ec4
sha256
b2d5ff3cb8e244ece1f096e6625ed40ca5017d71612b3bf3e9ec4f334d0ab411
sha512
fa37c13be19e468ef74cbd9a6a3b9d4d1669ccf64eddbc87a13cbddac6b025e807fa6657598e1ffb9cfcf08f3593c86df2721ce570d6e3d54e161759eb1291f8
ripemd-160
3b967d94a6b948ba62dfe4717b8265913a654617
Diameter
443022580
Circumference
1391796482.7024
Area
1.5414931715044E+17
Volume
4.5527752126149E+25
Surface area
6.1659726860174E+17
Circumference
1391796482.7024
Perimeter
886045160
Area
49067251597464100
Diagonal
313264270.53676
Surface area
294403509584784600
Volume
1.0868950198109E+25
Space diagonal
383668808.73012
Perimeter
664533870
Area
2.1246743188643E+16
Altitude
191834404.36506
Surface area
2.1246743188643E+16
Volume
1.2809180649103E+24
Height
104421423.51225