20218247 is an odd 8-digits composite number following 20218246
and preceding 20218248 . In scientific notation, it is written as 2.0218247 × 10^7.
The sum of its digits is 26. It has a total of 2 prime factors and 4 positive divisors.
There are 17329920 positive integers (up to 20218247) that are relatively prime to 20218247.
20218247 has 4 divisors, whose sum is 23106576
The reverse of 20218247 is 74281202
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 26
Digital Root 8
Name
twenty million two hundred eighteen thousand two hundred forty-seven
Scientific notation
2.0218247 × 10^7
Engineering notation
2.0218247 × 10^6
Prime Factorization
7 × 2888321
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20218247
Product of the distinct prime numbers
The prime factorization of 20218247 is 7 × 2888321.
Since it has a total of 2 prime factors.
1 , 5 , 75 , 64 , 788 , 161 , 5938 , 9668 , 85415 , 97925 , 692902 , 925893 , 7925629 , 4718395 , 16132 , 73798895 , 448195341 , 291919299 , 2154593189 , 6629581045
n×2
40436494
n×3
60654741
n×4
80872988
n×5
101091235
n÷2
10109123.5
n÷3
6739415.6666667
n÷3
5054561.75
n÷5
4043649.4
n2
408777511753009
n3
8.2647647006677E+21
n4
1.6709905411498E+29
n5
3.3784499495631E+36
2 √n
4496.4705047404
3 √n
272.42554765373
4 √n
67.05572686013
5 √n
28.916698016189
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20218246
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20218247 can be divided by 4 positive divisors.
The sum of these divisors (counting 20218247) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101001000000110000111
3
Ternary
1102001012012222
4
Quaternary
1031020012013
5
Quinary
20133440442
6
Senary
2001202555
8
Octal
115100607
10
Decimal
20218247
12
Duodecimal
693045b
16
Hexadecimal
1348187
20
Vigesimal
6675c7
36
Base36
c1chz
md5
8b2fe5f45262623bd2756b4e94e24a93
sha1
95179022738eafa8a2c36d329784a404f6b8c1f7
sha256
4ba3365b9c99e3ee02bc3672c7028ae34dd73eb24a87775f38bf3d0e4b063ab0
sha512
ed124fbb1b23a14f3a923a2d45e6e8d9cf07a248368196bbfcbbc64e253e2b1ea018c717fceb4fd262a038a05710152024dff23c5fd33a1e9e1be68fc9bdcbbd
ripemd-160
f61913900482e309f6856fca41a4bfbbed96eb7b
Diameter
40436494
Circumference
127034992.48733
Area
1.284212427876E+15
Volume
3.4619365423021E+22
Surface area
5.1368497115039E+15
Circumference
127034992.48733
Perimeter
80872988
Area
408777511753009
Diagonal
28592919.114809
Surface area
2452665070518054
Volume
8.2647647006677E+21
Space diagonal
35019031.043977
Perimeter
60654741
Area
1.7700585483695E+14
Altitude
17509515.521989
Surface area
1.7700585483695E+14
Volume
9.7401186079223E+20
Height
9530973.0382697