221281229 is an odd 9-digits composite number following 221281228
and preceding 221281230 . In scientific notation, it is written as 2.21281229 × 10^8.
The sum of its digits is 29. It has a total of 4 prime factors and 12 positive divisors.
There are 195239088 positive integers (up to 221281229) that are relatively prime to 221281229.
221281229 has 12 divisors, whose sum is 232260000
The reverse of 221281229 is 922182122
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 29
Digital Root 2
Name
two hundred twenty-one million two hundred eighty-one thousand two hundred twenty-nine
Scientific notation
2.21281229 × 10^8
Engineering notation
2.21281229 × 10^6
Prime Factorization
23 × 299 × 23 × 1399
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9620923
Product of the distinct prime numbers
The prime factorization of 221281229 is 23 × 299 × 23 × 1399.
Since it has a total of 4 prime factors.
10 , 10 , 34 , 19 , 549 , 19 , 1135 , 9656 , 52541 , 10057 , 752854 , 809209 , 2925622 , 8484067 , 11164710 , 47581390 , 865987555 , 808017422 , 9582157257 , 8990486840
n×2
442562458
n×3
663843687
n×4
885124916
n×5
1106406145
n÷2
110640614.5
n÷3
73760409.666667
n÷3
55320307.25
n÷5
44256245.8
n2
48965382307750441
n3
1.0835119975514E+25
n4
2.3976086645442E+33
n5
5.3054579195138E+41
2 √n
14875.524494955
3 √n
604.85070559763
4 √n
121.96525937723
5 √n
46.664746934766
1 , 23 , 299 , 529 , 1399 , 6877 , 32177 , 158171 , 418301 , 740071 , 9620923 , 221281229
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
-221281228
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 221281229 can be divided by 12 positive divisors.
The sum of these divisors (counting 221281229) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1101001100000111101111001101
3
Ternary
120102101020210002
4
Quaternary
31030013233031
5
Quinary
423121444404
6
Senary
33542454045
8
Octal
1514075715
10
Decimal
221281229
12
Duodecimal
62134325
16
Hexadecimal
d307bcd
20
Vigesimal
3930319
36
Base36
3nqtot
md5
3b1f74013779957e014ad47e54d906cf
sha1
1cdb68bccdcb87abae19c68838cbf3498f82067d
sha256
9642d19ac4d31df9d2716779ae5f53a9eabc6b192ad0a1757e6470894b321aa5
sha512
0e6c33c67f8645dc5936a991c12ad5d3e26e0238124ba634de9c574e1df81dbdbd4a29b97730ffddf9230c05598221a6727d476ab593c4e07cd6ce5a5a56595a
ripemd-160
6901d0fb90ad3546b4b3f6d31b53009de8fa20db
Diameter
442562458
Circumference
1390350966.8074
Area
1.5382928533824E+17
Volume
4.5386044421118E+25
Surface area
6.1531714135298E+17
Circumference
1390350966.8074
Perimeter
885124916
Area
48965382307750441
Diagonal
312938915.15039
Surface area
293792293846502646
Volume
1.0835119975514E+25
Space diagonal
383270331.38928
Perimeter
663843687
Area
2.1202632492264E+16
Altitude
191635165.69464
Surface area
2.1202632492264E+16
Volume
1.2769311349426E+24
Height
104312971.7168