221472561 is an odd 9-digits composite number following 221472560
and preceding 221472562 . In scientific notation, it is written as 2.21472561 × 10^8.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 146763920 positive integers (up to 221472561) that are relatively prime to 221472561.
221472561 has 8 divisors, whose sum is 297065664
The reverse of 221472561 is 165274122
Previous prime number is 167
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 30
Digital Root 3
Name
two hundred twenty-one million four hundred seventy-two thousand five hundred sixty-one
Scientific notation
2.21472561 × 10^8
Engineering notation
2.21472561 × 10^6
Prime Factorization
3 × 167 × 442061
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
221472561
Product of the distinct prime numbers
The prime factorization of 221472561 is 3 × 167 × 442061.
Since it has a total of 3 prime factors.
3 , 5 , 81 , 16 , 269 , 562 , 7143 , 913 , 46058 , 25053 , 263245 , 39794 , 2471407 , 1925778 , 54090792 , 51823224 , 486497894 , 729930780 , 278429465 , 6126060868
n×2
442945122
n×3
664417683
n×4
885890244
n×5
1107362805
n÷2
110736280.5
n÷3
73824187
n÷3
55368140.25
n÷5
44294512.2
n2
49050095275898721
n3
1.0863250218047E+25
n4
2.4059118465747E+33
n5
5.3284345820115E+41
2 √n
14881.954206353
3 √n
605.02498451109
4 √n
121.99161531168
5 √n
46.672813929862
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
-221472560
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 221472561 can be divided by 8 positive divisors.
The sum of these divisors (counting 221472561) is 1, the average is 0.125.
Base
System
Value
2
Binary
1101001100110110011100110001
3
Ternary
120102201222020110
4
Quaternary
31030312130301
5
Quinary
423144110221
6
Senary
33550531533
8
Octal
1514663461
10
Decimal
221472561
12
Duodecimal
62206ba9
16
Hexadecimal
d336731
20
Vigesimal
3944181
36
Base36
3nuxbl
md5
1eafa3badef7db8bb40ba65453de3e4e
sha1
465c4b961fe5b3afa9d98af835705be60d575ee2
sha256
b86f16a847a1012f22e84a58cc3b5129427d8a84f8bf4dfd99cdebfe2f58a97c
sha512
c86e63451aeb6e4e2aab952c868bd495e0295ab4af86e4f44f5fe39072d6de44fddd9ad21c8c68352f44cfb6e74155649897bf5420990ccc6d475ab0dda45b7a
ripemd-160
0875a197993d0ac679292ec919a44410c3ba7516
Diameter
442945122
Circumference
1391553141.2186
Area
1.5409541897664E+17
Volume
4.55038761055E+25
Surface area
6.1638167590657E+17
Circumference
1391553141.2186
Perimeter
885890244
Area
49050095275898721
Diagonal
313209499.4597
Surface area
294300571655392326
Volume
1.0863250218047E+25
Space diagonal
383601728.1344
Perimeter
664417683
Area
2.1239314283488E+16
Altitude
191800864.0672
Surface area
2.1239314283488E+16
Volume
1.2802463158179E+24
Height
104403166.48657