221271806 is an even 9-digits composite number following 221271805
and preceding 221271807 . In scientific notation, it is written as 2.21271806 × 10^8.
The sum of its digits is 29. It has a total of 4 prime factors and 16 positive divisors.
There are 94574304 positive integers (up to 221271806) that are relatively prime to 221271806.
221271806 has 16 divisors, whose sum is 380349024
The reverse of 221271806 is 608172122
Previous prime number is 373
Is Prime? no
Number parity even
Number length 9
Sum of Digits 29
Digital Root 2
Name
two hundred twenty-one million two hundred seventy-one thousand eight hundred six
Scientific notation
2.21271806 × 10^8
Engineering notation
2.21271806 × 10^6
Prime Factorization
2 × 7 × 373 × 42373
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
221271806
Product of the distinct prime numbers
The prime factorization of 221271806 is 2 × 7 × 373 × 42373.
Since it has a total of 4 prime factors.
4 , 2 , 47 , 78 , 152 , 650 , 5854 , 3923 , 7605 , 5143 , 586738 , 236122 , 4833063 , 5608494 , 44700610 , 9625597 , 824788548 , 557607768 , 8843279641 , 9597776229
n×2
442543612
n×3
663815418
n×4
885087224
n×5
1106359030
n÷2
110635903
n÷3
73757268.666667
n÷3
55317951.5
n÷5
44254361.2
n2
48961212130501636
n3
1.0833735832065E+25
n4
2.397200293288E+33
n5
5.3043283823956E+41
2 √n
14875.207763255
3 √n
604.84211985793
4 √n
121.96396091983
5 √n
46.664349495361
1 , 2 , 7 , 14 , 373 , 746 , 2611 , 5222 , 42373 , 84746 , 296611 , 593222 , 15805129 , 31610258 , 110635903 , 221271806
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-221271805
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 221271806 can be divided by 16 positive divisors.
The sum of these divisors (counting 221271806) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1101001100000101011011111110
3
Ternary
120102100202212002
4
Quaternary
31030011123332
5
Quinary
423121144211
6
Senary
33542342302
8
Octal
1514053376
10
Decimal
221271806
12
Duodecimal
6212a992
16
Hexadecimal
d3056fe
20
Vigesimal
392ija6
36
Base36
3nqmf2
md5
a2a95e68a5dcbf693b5d876a6b329dca
sha1
5d5acc0d1abcbf6d248f17b0783cb500d7a49daf
sha256
de418a024ebff8103e1517ccf861b855824d15a5e1eb44d9a5fc548273c24bdb
sha512
2473fb6876ae95f8ec071c3c91665c38e0dbb3626d87b1e3985f76b00ab552115b2fc47abcd70aa417b8cb56d77def20fc910edfa10b02e39ecb348580c0cd29
ripemd-160
c13e0b83a5eda3e0ca53486550270c3deed2718b
Diameter
442543612
Circumference
1390291760.3523
Area
1.5381618434004E+17
Volume
4.5380246534598E+25
Surface area
6.1526473736014E+17
Circumference
1390291760.3523
Perimeter
885087224
Area
48961212130501636
Diagonal
312925589.01599
Surface area
293767272783009816
Volume
1.0833735832065E+25
Space diagonal
383254010.27452
Perimeter
663815418
Area
2.1200826752547E+16
Altitude
191627005.13726
Surface area
2.1200826752547E+16
Volume
1.2767680120728E+24
Height
104308529.672