221443145 is an odd 9-digits composite number following 221443144
and preceding 221443146 . In scientific notation, it is written as 2.21443145 × 10^8.
The sum of its digits is 26. It has a total of 3 prime factors and 8 positive divisors.
There are 138042240 positive integers (up to 221443145) that are relatively prime to 221443145.
221443145 has 8 divisors, whose sum is 257679744
The reverse of 221443145 is 541344122
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 26
Digital Root 8
Name
two hundred twenty-one million four hundred forty-three thousand one hundred forty-five
Scientific notation
2.21443145 × 10^8
Engineering notation
2.21443145 × 10^6
Prime Factorization
55 × 7 × 575177
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
221443145
Product of the distinct prime numbers
The prime factorization of 221443145 is 55 × 7 × 575177.
Since it has a total of 3 prime factors.
1 , 8 , 50 , 98 , 862 , 167 , 9273 , 3320 , 92641 , 45329 , 730181 , 291712 , 9314641 , 9681208 , 91390016 , 83377553 , 69306227 , 807065014 , 8956438418 , 174744536
n×2
442886290
n×3
664329435
n×4
885772580
n×5
1107215725
n÷2
110721572.5
n÷3
73814381.666667
n÷3
55360786.25
n÷5
44288629
n2
49037066467491025
n3
1.0858922220135E+25
n4
2.4046338877371E+33
n5
5.3248969067409E+41
2 √n
14880.96586247
3 √n
604.9981968391
4 √n
121.98756437633
5 √n
46.67157404675
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
-221443144
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 221443145 can be divided by 8 positive divisors.
The sum of these divisors (counting 221443145) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101001100101111010001001001
3
Ternary
120102200110212222
4
Quaternary
31030233101021
5
Quinary
423142140040
6
Senary
33550143425
8
Octal
1514572111
10
Decimal
221443145
12
Duodecimal
621b1b75
16
Hexadecimal
d32f449
20
Vigesimal
39407h5
36
Base36
3nuamh
md5
acff69fe27ec3d1becdbe812e0b50709
sha1
11e9cc65b7bfc7d2cdb4add6beaad187f731b8c1
sha256
2728bcab798308457100879762eabc89ad32dad9dd4647a598fb5a25d79eef95
sha512
cefc629e12e08e97109b5527ce8a2d83e9790f5dec22f3988a5d7aba8be271233f8e162e38d9429d29b0658d61f99f150f5d8c980bbdd79a62688c9aa09bfaf8
ripemd-160
a2ff132494c84fc0172f58ad0c8da188680a9ecd
Diameter
442886290
Circumference
1391368315.0396
Area
1.5405448776786E+17
Volume
4.548574703024E+25
Surface area
6.1621795107146E+17
Circumference
1391368315.0396
Perimeter
885772580
Area
49037066467491025
Diagonal
313167898.95355
Surface area
294222398804946150
Volume
1.0858922220135E+25
Space diagonal
383550778.12784
Perimeter
664329435
Area
2.1233672643957E+16
Altitude
191775389.06392
Surface area
2.1233672643957E+16
Volume
1.2797362563725E+24
Height
104389299.65118