20217251 is an odd 8-digits composite number following 20217250
and preceding 20217252 . In scientific notation, it is written as 2.0217251 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 20186712 positive integers (up to 20217251) that are relatively prime to 20217251.
20217251 has 4 divisors, whose sum is 20247792
The reverse of 20217251 is 15271202
Previous prime number is 677
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million two hundred seventeen thousand two hundred fifty-one
Scientific notation
2.0217251 × 10^7
Engineering notation
2.0217251 × 10^6
Prime Factorization
677 × 29863
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20217251
Product of the distinct prime numbers
The prime factorization of 20217251 is 677 × 29863.
Since it has a total of 2 prime factors.
6 , 2 , 5 , 12 , 528 , 629 , 1605 , 7302 , 48332 , 76062 , 394101 , 157676 , 2355242 , 6760722 , 54852729 , 61398091 , 894096338 , 226614003 , 5250202857 , 6841048423
n×2
40434502
n×3
60651753
n×4
80869004
n×5
101086255
n÷2
10108625.5
n÷3
6739083.6666667
n÷3
5054312.75
n÷5
4043450.2
n2
408737237997001
n3
8.2635433336321E+21
n4
1.6706612972542E+29
n5
3.3776178782573E+36
2 √n
4496.3597498421
3 √n
272.42107413201
4 √n
67.054901012842
5 √n
28.916413109206
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
-20217250
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 20217251 can be divided by 4 positive divisors.
The sum of these divisors (counting 20217251) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001101000111110110100011
3
Ternary
1102001010212002
4
Quaternary
1031013312203
5
Quinary
20133423001
6
Senary
2001154215
8
Octal
115076643
10
Decimal
20217251
12
Duodecimal
692b96b
16
Hexadecimal
1347da3
20
Vigesimal
66732b
36
Base36
c1bqb
md5
f2663d860c01450dfe97061ba10d4154
sha1
1687bf8f941e5b1cddc0d0cfdce168f8d5e01497
sha256
2f930550156cb98be6dbe4668a7eef5603441793a1479c843ce13e301042eef5
sha512
ec713cb6f1f4d61e9e2485f74df2df2eba3a25c103e43deda61c14d90decf3d26ed998093b82c2ede02946ffbfb9143073a5e0ba34f0bbf16f4f74344f9529e4
ripemd-160
500a3b4131bc926d3e7820e04e3edb934f91039c
Diameter
40434502
Circumference
127028734.43476
Area
1.28408590414E+15
Volume
3.4614249372746E+22
Surface area
5.1363436165598E+15
Circumference
127028734.43476
Perimeter
80869004
Area
408737237997001
Diagonal
28591510.558101
Surface area
2452423427982006
Volume
8.2635433336321E+21
Space diagonal
35017305.921373
Perimeter
60651753
Area
1.7698841578904E+14
Altitude
17508652.960686
Surface area
1.7698841578904E+14
Volume
9.7386792130669E+20
Height
9530503.519367