221468 is an even 6-digits composite number following 221467
and preceding 221469 . In scientific notation, it is written as 2.21468 × 10^5.
The sum of its digits is 23. It has a total of 4 prime factors and 12 positive divisors.
There are 102192 positive integers (up to 221468) that are relatively prime to 221468.
221468 has 12 divisors, whose sum is 417480
The reverse of 221468 is 864122
Previous prime number is 13
Is Prime? no
Number parity even
Number length 6
Sum of Digits 23
Digital Root 5
Name
two hundred twenty-one thousand four hundred sixty-eight
Scientific notation
2.21468 × 10^5
Engineering notation
2.21468 × 10^3
Prime Factorization
2 × 2 × 13 × 4259
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
110734
Product of the distinct prime numbers
The prime factorization of 221468 is 2 × 2 × 13 × 4259.
Since it has a total of 4 prime factors.
3 , 7 , 35 , 65 , 566 , 636 , 7616 , 5593 , 99221 , 79617 , 608282 , 689065 , 1377448 , 8004718 , 95605093 , 3291660 , 507816594 , 810298331 , 7597185636 , 2108685868
n×2
442936
n×3
664404
n×4
885872
n×5
1107340
n÷2
110734
n÷3
73822.666666667
n÷3
55367
n÷5
44293.6
n2
49048075024
n3
10862579079415232
n4
2.4057136635599E+21
n5
5.3278859364129E+26
2 √n
470.60386738742
3 √n
60.502083119313
4 √n
21.693406080822
5 √n
11.723632515248
1 , 2 , 4 , 13 , 26 , 52 , 4259 , 8518 , 17036 , 55367 , 110734 , 221468
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-221467
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221468 can be divided by 12 positive divisors.
The sum of these divisors (counting 221468) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110110000100011100
3
Ternary
102020210112
4
Quaternary
312010130
5
Quinary
24041333
6
Senary
4425152
8
Octal
660434
10
Decimal
221468
12
Duodecimal
a81b8
16
Hexadecimal
3611c
20
Vigesimal
17dd8
36
Base36
4qvw
md5
f2ade1a4de2e190249cf54e036dcce2b
sha1
6346e3208a2118f9b1a3bf11a4053be22618f51c
sha256
b86492df985a333ffc375cf170abc658eead1df4e769b496c9df995c0de1e0b2
sha512
704ef8cec3b0c29c25ebd28534844f4789e2faa258b2097313466d48fa9da5428f688d4cca4aa04b3a6e29edf9aa63491a6f113f4cf9922f8d8dcfcd94eed5c1
ripemd-160
86fc37452f6b79e162451f9156ada0a8bb6f22de
Diameter
442936
Circumference
1391524.4836104
Area
154089072168.12
Volume
4.5501064846572E+16
Surface area
616356288672.48
Circumference
1391524.4836104
Perimeter
885872
Area
49048075024
Diagonal
313203.04923164
Surface area
294288450144
Volume
10862579079415232
Space diagonal
383593.82825066
Perimeter
664404
Area
21238439488.755
Altitude
191796.91412533
Surface area
21238439488.755
Volume
1.2801672213716E+15
Height
104401.01641055