221258144 is an even 9-digits composite number following 221258143
and preceding 221258145 . In scientific notation, it is written as 2.21258144 × 10^8.
The sum of its digits is 29. It has a total of 7 prime factors and 24 positive divisors.
There are 109227456 positive integers (up to 221258144) that are relatively prime to 221258144.
221258144 has 24 divisors, whose sum is 441120960
The reverse of 221258144 is 441852122
Previous prime number is 79
Is Prime? no
Number parity even
Number length 9
Sum of Digits 29
Digital Root 2
Name
two hundred twenty-one million two hundred fifty-eight thousand one hundred forty-four
Scientific notation
2.21258144 × 10^8
Engineering notation
2.21258144 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 79 × 87523
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
13828634
Product of the distinct prime numbers
The prime factorization of 221258144 is 2 × 2 × 2 × 2 × 2 × 79 × 87523.
Since it has a total of 7 prime factors.
1 , 6 , 70 , 82 , 296 , 132 , 6450 , 963 , 97026 , 77772 , 378939 , 142490 , 2169449 , 6759545 , 88497484 , 74802583 , 475294776 , 607625829 , 820499252 , 9666585824
n×2
442516288
n×3
663774432
n×4
885032576
n×5
1106290720
n÷2
110629072
n÷3
73752714.666667
n÷3
55314536
n÷5
44251628.8
n2
48955166286324736
n3
1.0831729231724E+25
n4
2.3966083061217E+33
n5
5.3026910570747E+41
2 √n
14874.74853569
3 √n
604.82967133249
4 √n
121.96207826898
5 √n
46.663773241115
1 , 2 , 4 , 8 , 16 , 32 , 79 , 158 , 316 , 632 , 1264 , 2528 , 87523 , 175046 , 350092 , 700184 , 1400368 , 2800736 , 6914317 , 13828634 , 27657268 , 55314536 , 110629072 , 221258144
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-221258143
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221258144 can be divided by 24 positive divisors.
The sum of these divisors (counting 221258144) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1101001100000010000110100000
3
Ternary
120102100002010002
4
Quaternary
31030002012200
5
Quinary
423120230034
6
Senary
33542155132
8
Octal
1514020640
10
Decimal
221258144
12
Duodecimal
62122aa8
16
Hexadecimal
d3021a0
20
Vigesimal
392h574
36
Base36
3nqbvk
md5
1343f7b3b64e3cb107f3b83011a0ad62
sha1
27b1b45e3751def886012bc096360285cfde5f26
sha256
042f84d7c4504882f15b4338c522730f5e68fea6f613224b673048e206989a70
sha512
53f120ff5fb7fd0679edc04caa2c4eca609f7663acfdb5ec194c10b13fdde7f9b2622c04cf02183c4cb9c34529a63f15ceeebc31ded095381cd9e34af66b14ed
ripemd-160
fc51ac0c7ba711ff097c869f05981eab82b0b6bc
Diameter
442516288
Circumference
1390205919.4746
Area
1.5379719076038E+17
Volume
4.5371841306742E+25
Surface area
6.1518876304154E+17
Circumference
1390205919.4746
Perimeter
885032576
Area
48955166286324736
Diagonal
312906268.0303
Surface area
293730997717948416
Volume
1.0831729231724E+25
Space diagonal
383230346.99639
Perimeter
663774432
Area
2.1198208825224E+16
Altitude
191615173.4982
Surface area
2.1198208825224E+16
Volume
1.2765315319547E+24
Height
104302089.34343