20216451 is an odd 8-digits composite number following 20216450
and preceding 20216452 . In scientific notation, it is written as 2.0216451 × 10^7.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 12246528 positive integers (up to 20216451) that are relatively prime to 20216451.
20216451 has 16 divisors, whose sum is 29527200
The reverse of 20216451 is 15461202
Previous prime number is 29
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million two hundred sixteen thousand four hundred fifty-one
Scientific notation
2.0216451 × 10^7
Engineering notation
2.0216451 × 10^6
Prime Factorization
3 × 17 × 29 × 13669
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20216451
Product of the distinct prime numbers
The prime factorization of 20216451 is 3 × 17 × 29 × 13669.
Since it has a total of 4 prime factors.
1 , 10 , 68 , 38 , 100 , 100 , 7939 , 8213 , 12293 , 29837 , 412303 , 586075 , 1479955 , 8215054 , 14865280 , 97903112 , 480614408 , 486286201 , 1623410510 , 1017215575
n×2
40432902
n×3
60649353
n×4
80865804
n×5
101082255
n÷2
10108225.5
n÷3
6738817
n÷3
5054112.75
n÷5
4043290.2
n2
408704891035401
n3
8.2625624030775E+21
n4
1.6703968795626E+29
n5
3.376949666623E+36
2 √n
4496.2707881087
3 √n
272.41748083547
4 √n
67.05423765959
5 √n
28.916184260124
1 , 3 , 17 , 29 , 51 , 87 , 493 , 1479 , 13669 , 41007 , 232373 , 396401 , 697119 , 1189203 , 6738817 , 20216451
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
-20216450
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 20216451 can be divided by 16 positive divisors.
The sum of these divisors (counting 20216451) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001101000111101010000011
3
Ternary
1102001002202110
4
Quaternary
1031013222003
5
Quinary
20133411301
6
Senary
2001150403
8
Octal
115075203
10
Decimal
20216451
12
Duodecimal
692b403
16
Hexadecimal
1347a83
20
Vigesimal
66712b
36
Base36
c1b43
md5
f912bc97e690b94e43c83d34f6aac2cf
sha1
171eb296061904d13eb051ce6b0ea9063d34b2a7
sha256
ee4c7b1d4dc9303d9d1c65413742d737bd45c950c700dfa3daa3a380fceabc89
sha512
809823363d46869226f5d5318456cd8afa8ce7c702c1f6087267759784629451fd4ccff604060a72c7e84baecf76829340249f1cb7b83e79d18c22779ff41048
ripemd-160
6544c7e278c48f799312f9fd42c254405cdc8f46
Diameter
40432902
Circumference
127023707.88652
Area
1.283984283163E+15
Volume
3.4610140460447E+22
Surface area
5.1359371326521E+15
Circumference
127023707.88652
Perimeter
80865804
Area
408704891035401
Diagonal
28590379.187251
Surface area
2452229346212406
Volume
8.2625624030775E+21
Space diagonal
35015920.280727
Perimeter
60649353
Area
1.769744091438E+14
Altitude
17507960.140363
Surface area
1.769744091438E+14
Volume
9.7375231753219E+20
Height
9530126.3957504