20154427 is an odd 8-digits composite number following 20154426
and preceding 20154428 . In scientific notation, it is written as 2.0154427 × 10^7.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 19969416 positive integers (up to 20154427) that are relatively prime to 20154427.
20154427 has 4 divisors, whose sum is 20339440
The reverse of 20154427 is 72445102
Previous prime number is 109
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred fifty-four thousand four hundred twenty-seven
Scientific notation
2.0154427 × 10^7
Engineering notation
2.0154427 × 10^6
Prime Factorization
109 × 184903
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20154427
Product of the distinct prime numbers
The prime factorization of 20154427 is 109 × 184903.
Since it has a total of 2 prime factors.
10 , 3 , 13 , 9 , 27 , 307 , 455 , 5047 , 35443 , 92155 , 237393 , 846781 , 9027380 , 9466659 , 7302938 , 89372553 , 434239926 , 378644272 , 8963999865 , 2574347238
n×2
40308854
n×3
60463281
n×4
80617708
n×5
100772135
n÷2
10077213.5
n÷3
6718142.3333333
n÷3
5038606.75
n÷5
4030885.4
n2
406200927698329
n3
8.1867469446282E+21
n4
1.6499919366298E+29
n5
3.3254642037395E+36
2 √n
4489.3682183577
3 √n
272.13860348734
4 √n
67.002747841844
5 √n
28.898419495672
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
-20154426
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 20154427 can be divided by 4 positive divisors.
The sum of these divisors (counting 20154427) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100111000100000111011
3
Ternary
1101220221200021
4
Quaternary
1030320200323
5
Quinary
20124420202
6
Senary
1555551311
8
Octal
114704073
10
Decimal
20154427
12
Duodecimal
68bb537
16
Hexadecimal
133883b
20
Vigesimal
65j617
36
Base36
bzz97
md5
a1e960b45fbb5b23550227fe04d96d87
sha1
40f1f783ac9f85c0c93c198f6ec2b6de9ecc7b11
sha256
9872f144edea3f15a3411b5aab78726f06d4cf9f58763928a906397eaa2ffe35
sha512
00ed6900281946a5fdfd579341bcdadf3c97595d02c465763132abc13bd3f8d8f89840e9cde3070fd8e8850e790bb46df60a6d42a02e9b9c30f1a1849684a8c0
ripemd-160
a395d3017d77e03ada1caa47c1d0a10523d346f3
Diameter
40308854
Circumference
126633999.60102
Area
1.2761178503384E+15
Volume
3.4292565410724E+22
Surface area
5.1044714013537E+15
Circumference
126633999.60102
Perimeter
80617708
Area
406200927698329
Diagonal
28502664.005258
Surface area
2437205566189974
Volume
8.1867469446282E+21
Space diagonal
34908491.561438
Perimeter
60463281
Area
1.7589016121378E+14
Altitude
17454245.780719
Surface area
1.7589016121378E+14
Volume
9.6481738006748E+20
Height
9500888.0017528