221511206 is an even 9-digits composite number following 221511205
and preceding 221511207 . In scientific notation, it is written as 2.21511206 × 10^8.
The sum of its digits is 20. It has a total of 4 prime factors and 16 positive divisors.
There are 90805704 positive integers (up to 221511206) that are relatively prime to 221511206.
221511206 has 16 divisors, whose sum is 396244224
The reverse of 221511206 is 602115122
Previous prime number is 7
Is Prime? no
Number parity even
Number length 9
Sum of Digits 20
Digital Root 2
Name
two hundred twenty-one million five hundred eleven thousand two hundred six
Scientific notation
2.21511206 × 10^8
Engineering notation
2.21511206 × 10^6
Prime Factorization
2 × 23 × 7 × 687923
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
221511206
Product of the distinct prime numbers
The prime factorization of 221511206 is 2 × 23 × 7 × 687923.
Since it has a total of 4 prime factors.
6 , 6 , 39 , 56 , 47 , 359 , 1495 , 2985 , 11706 , 86533 , 947363 , 781543 , 7298471 , 8017605 , 90087215 , 47373859 , 69456236 , 867890690 , 4114243239 , 5757511650
n×2
443022412
n×3
664533618
n×4
886044824
n×5
1107556030
n÷2
110755603
n÷3
73837068.666667
n÷3
55377801.5
n÷5
44302241.2
n2
49067214383574436
n3
1.0868937833166E+25
n4
2.4075915273637E+33
n5
5.333085027817E+41
2 √n
14883.252534308
3 √n
605.06017296456
4 √n
121.99693657756
5 √n
46.674442614706
1 , 2 , 7 , 14 , 23 , 46 , 161 , 322 , 687923 , 1375846 , 4815461 , 9630922 , 15822229 , 31644458 , 110755603 , 221511206
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
-221511205
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 221511206 can be divided by 16 positive divisors.
The sum of these divisors (counting 221511206) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101001100111111111000100110
3
Ternary
120102210221020202
4
Quaternary
31030333320212
5
Quinary
423201324311
6
Senary
33551430502
8
Octal
1514777046
10
Decimal
221511206
12
Duodecimal
62225432
16
Hexadecimal
d33fe26
20
Vigesimal
3948i06
36
Base36
3nvr52
md5
af02d0ea1ab12d3be5651f496c1b86a6
sha1
552410417cc88272ec61a4e50adcac6fc764ef92
sha256
daff156b56b3b5dd305c21b11e4a91d5797660b6dbfed41dddb089dd80ac72d0
sha512
892696512372b3ab4064fdc0bb43edaa04f6887bbf90713fab3e32e570d557f857ce2dbab82382e4fa6f7b44cdaf6b919c293000f8007ffa5c85cbe966bc6e28
ripemd-160
e02ecdcdb98f4203e8c9f93bf991910611cb0b7c
Diameter
443022412
Circumference
1391795954.9148
Area
1.5414920023955E+17
Volume
4.5527700331998E+25
Surface area
6.1659680095821E+17
Circumference
1391795954.9148
Perimeter
886044824
Area
49067214383574436
Diagonal
313264151.74282
Surface area
294403286301446616
Volume
1.0868937833166E+25
Space diagonal
383668663.23786
Perimeter
664533618
Area
2.1246727074556E+16
Altitude
191834331.61893
Surface area
2.1246727074556E+16
Volume
1.2809166076878E+24
Height
104421383.91427