20406951 is an odd 8-digits composite number following 20406950
and preceding 20406952 . In scientific notation, it is written as 2.0406951 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 13604616 positive integers (up to 20406951) that are relatively prime to 20406951.
20406951 has 8 divisors, whose sum is 30232560
The reverse of 20406951 is 15960402
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million four hundred six thousand nine hundred fifty-one
Scientific notation
2.0406951 × 10^7
Engineering notation
2.0406951 × 10^6
Prime Factorization
3 × 9 × 755813
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20406951
Product of the distinct prime numbers
The prime factorization of 20406951 is 3 × 9 × 755813.
Since it has a total of 3 prime factors.
3 , 6 , 60 , 89 , 997 , 681 , 3167 , 3028 , 61755 , 69820 , 466865 , 107806 , 7344717 , 5527891 , 54190935 , 63981305 , 771321349 , 553711049 , 455023972 , 4306020837
n×2
40813902
n×3
61220853
n×4
81627804
n×5
102034755
n÷2
10203475.5
n÷3
6802317
n÷3
5101737.75
n÷5
4081390.2
n2
416443649116401
n3
8.4983451417796E+21
n4
1.7342531288938E+29
n5
3.5390818622933E+36
2 √n
4517.4053393513
3 √n
273.27047219248
4 √n
67.211645861051
5 √n
28.970475558998
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
-20406950
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 20406951 can be divided by 8 positive divisors.
The sum of these divisors (counting 20406951) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101110110001010100111
3
Ternary
1102101210002000
4
Quaternary
1031312022213
5
Quinary
20211010301
6
Senary
2005220343
8
Octal
115661247
10
Decimal
20406951
12
Duodecimal
6a016b3
16
Hexadecimal
13762a7
20
Vigesimal
67ah7b
36
Base36
c5e3r
md5
8c4f9f5bca11f94229c976794fea98ac
sha1
05e7ff0bbd86e3751ff767f531c7903ee044b7c9
sha256
723f81a2d49a1d6dde51b7e982d92f52eca84aea83d5b16fdcce276f6a1d880c
sha512
fb5509a713ac39dc43e2356c61fa89e131c3ca50082d12ce856510e1a5fbac376fbb3e362521e00a57d7ba022f28824d4278251ec246f31251eb9f3aac42174a
ripemd-160
353bfa77b3c29eb24f2590c993c19a623337b0b3
Diameter
40813902
Circumference
128220654.68753
Area
1.3082963086982E+15
Volume
3.559778488678E+22
Surface area
5.2331852347928E+15
Circumference
128220654.68753
Perimeter
81627804
Area
416443649116401
Diagonal
28859786.870883
Surface area
2498661894698406
Volume
8.4983451417796E+21
Space diagonal
35345875.959569
Perimeter
61220853
Area
1.8032538968975E+14
Altitude
17672937.979784
Surface area
1.8032538968975E+14
Volume
1.0015395797693E+21
Height
9619928.9569611