221424986 is an even 9-digits composite number following 221424985
and preceding 221424987 . In scientific notation, it is written as 2.21424986 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 110682688 positive integers (up to 221424986) that are relatively prime to 221424986.
221424986 has 8 divisors, whose sum is 332226900
The reverse of 221424986 is 689424122
Previous prime number is 4349
Is Prime? no
Number parity even
Number length 9
Sum of Digits 38
Digital Root 2
Name
two hundred twenty-one million four hundred twenty-four thousand nine hundred eighty-six
Scientific notation
2.21424986 × 10^8
Engineering notation
2.21424986 × 10^6
Prime Factorization
2 × 4349 × 25457
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
221424986
Product of the distinct prime numbers
The prime factorization of 221424986 is 2 × 4349 × 25457.
Since it has a total of 3 prime factors.
9 , 9 , 73 , 16 , 241 , 269 , 3591 , 7395 , 90274 , 22841 , 489695 , 598310 , 9200185 , 6843104 , 24297638 , 35508917 , 439104957 , 301164043 , 1715029413 , 6735222761
n×2
442849972
n×3
664274958
n×4
885699944
n×5
1107124930
n÷2
110712493
n÷3
73808328.666667
n÷3
55356246.5
n÷5
44284997.2
n2
49029024425100196
n3
1.0856251046921E+25
n4
2.4038452360771E+33
n5
5.3227139774453E+41
2 √n
14880.355708114
3 √n
604.98165916669
4 √n
121.98506346317
5 √n
46.670808579917
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-221424985
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221424986 can be divided by 8 positive divisors.
The sum of these divisors (counting 221424986) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101001100101010110101011010
3
Ternary
120102122112222102
4
Quaternary
31030222311122
5
Quinary
423141044421
6
Senary
33545523402
8
Octal
1514526532
10
Decimal
221424986
12
Duodecimal
621a3562
16
Hexadecimal
d32ad5a
20
Vigesimal
393i296
36
Base36
3ntwm2
md5
411a56d3f77e34ad9c33250d190a1b41
sha1
46d09af13c1acf78ca2ab982445971530dc33aaf
sha256
121c5e0f1f82881272e2d156eb877c903266a6f6f065552f782462cd3b9c863b
sha512
c793f460f46774be9f291510e26ff7f754346ead6171d862ed84fe1734a65e2aa8fd678a4a64742a1b38e0c0a6c2ce8de7704339eb626831d6cc61e974deeaea
ripemd-160
dac7ae882176d77fd2f22558e0273255b1d4f47c
Diameter
442849972
Circumference
1391254218.6776
Area
1.5402922294657E+17
Volume
4.5474558046047E+25
Surface area
6.1611689178628E+17
Circumference
1391254218.6776
Perimeter
885699944
Area
49029024425100196
Diagonal
313142218.24947
Surface area
294174146550601176
Volume
1.0856251046921E+25
Space diagonal
383519325.81723
Perimeter
664274958
Area
2.1230190337452E+16
Altitude
191759662.90861
Surface area
2.1230190337452E+16
Volume
1.2794214555903E+24
Height
104380739.41649