221243239 is an odd 9-digits composite number following 221243238
and preceding 221243240 . In scientific notation, it is written as 2.21243239 × 10^8.
The sum of its digits is 28. It has a total of 3 prime factors and 8 positive divisors.
There are 174796704 positive integers (up to 221243239) that are relatively prime to 221243239.
221243239 has 8 divisors, whose sum is 228936320
The reverse of 221243239 is 932342122
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 28
Digital Root 1
Name
two hundred twenty-one million two hundred forty-three thousand two hundred thirty-nine
Scientific notation
2.21243239 × 10^8
Engineering notation
2.21243239 × 10^6
Prime Factorization
133 × 37 × 44959
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
221243239
Product of the distinct prime numbers
The prime factorization of 221243239 is 133 × 37 × 44959.
Since it has a total of 3 prime factors.
3 , 2 , 67 , 35 , 118 , 304 , 3070 , 3989 , 29818 , 398 , 424750 , 837225 , 4019640 , 7506035 , 6042888 , 44622580 , 499572681 , 458675093 , 7984348828 , 4984999398
n×2
442486478
n×3
663729717
n×4
884972956
n×5
1106216195
n÷2
110621619.5
n÷3
73747746.333333
n÷3
55310809.75
n÷5
44248647.8
n2
48948570803211121
n3
1.0829540348923E+25
n4
2.395962583677E+33
n5
5.300905225355E+41
2 √n
14874.247510378
3 √n
604.81608962724
4 √n
121.9600242308
5 √n
46.663144525471
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
-221243238
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 221243239 can be divided by 8 positive divisors.
The sum of these divisors (counting 221243239) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101001011111110011101100111
3
Ternary
120102022022200001
4
Quaternary
31023332131213
5
Quinary
423114240424
6
Senary
33542002131
8
Octal
1513763547
10
Decimal
221243239
12
Duodecimal
62116347
16
Hexadecimal
d2fe767
20
Vigesimal
392f81j
36
Base36
3nq0dj
md5
51b535cb2469630f4c8d26d4137f5a5b
sha1
97efbba2f34081e432d1173a66d8538e28623021
sha256
4dd03e4f59ecee6486c26621ecf23643f9dc63aaea26b716ddb37d0c1a404a3c
sha512
be510728411b7cb9354ca7c72fe119c08fdfb8188676f0b539b834b38c4f15bb93cbdda78610237d8fb84dd6163b35bd1adba9dd4e255c6f8dcc289859c11e3f
ripemd-160
d3993ed7b25f9ec19140c7a7608ad38a68e28520
Diameter
442486478
Circumference
1390112268.5976
Area
1.5377647043909E+17
Volume
4.5362672535909E+25
Surface area
6.1510588175635E+17
Circumference
1390112268.5976
Perimeter
884972956
Area
48948570803211121
Diagonal
312885189.17715
Surface area
293691424819266726
Volume
1.0829540348923E+25
Space diagonal
383204530.7791
Perimeter
663729717
Area
2.1195352897261E+16
Altitude
191602265.38955
Surface area
2.1195352897261E+16
Volume
1.2762735696428E+24
Height
104295063.05905