20342487 is an odd 8-digits composite number following 20342486
and preceding 20342488 . In scientific notation, it is written as 2.0342487 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 12328760 positive integers (up to 20342487) that are relatively prime to 20342487.
20342487 has 8 divisors, whose sum is 29589120
The reverse of 20342487 is 78424302
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million three hundred forty-two thousand four hundred eighty-seven
Scientific notation
2.0342487 × 10^7
Engineering notation
2.0342487 × 10^6
Prime Factorization
3 × 11 × 616439
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20342487
Product of the distinct prime numbers
The prime factorization of 20342487 is 3 × 11 × 616439.
Since it has a total of 3 prime factors.
5 , 1 , 76 , 96 , 544 , 916 , 9175 , 5589 , 24245 , 99283 , 232422 , 262275 , 1194802 , 8523980 , 33461558 , 96400617 , 16353867 , 493789433 , 6267109635 , 3366168410
n×2
40684974
n×3
61027461
n×4
81369948
n×5
101712435
n÷2
10171243.5
n÷3
6780829
n÷3
5085621.75
n÷5
4068497.4
n2
413816777345169
n3
8.418062413526E+21
n4
1.7124432521234E+29
n5
3.4835354594558E+36
2 √n
4510.2646263828
3 √n
272.98242181764
4 √n
67.158503753306
5 √n
28.952149283784
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
-20342486
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 20342487 can be divided by 8 positive divisors.
The sum of these divisors (counting 20342487) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001101100110011011010111
3
Ternary
1102021111122110
4
Quaternary
1031212123113
5
Quinary
20201424422
6
Senary
2004002103
8
Octal
115463327
10
Decimal
20342487
12
Duodecimal
6990333
16
Hexadecimal
13666d7
20
Vigesimal
672g47
36
Base36
c40d3
md5
9bf585df13c52038c01b085f0a197487
sha1
ad640dedf5c20a02593406666dc1bb89721ddfce
sha256
f7a7b65d1ef8daa5ae7f5ac6fee2b7cd00e0009bf93bf15bfeb20bb31a59f68f
sha512
727780678b6221ba738ef0ec499cabc6c1365961eda87584f609b2b68d0582533fa7565eca97c18017b329d3c45c68874ca3be8ec71a543ed9041ccd65c01c83
ripemd-160
5e1f7a13c2be6fbf6e99f49086143f38e2a9fecd
Diameter
40684974
Circumference
127815615.42989
Area
1.3000437476398E+15
Volume
3.5261497381058E+22
Surface area
5.2001749905591E+15
Circumference
127815615.42989
Perimeter
81369948
Area
413816777345169
Diagonal
28768621.007798
Surface area
2482900664071014
Volume
8.418062413526E+21
Space diagonal
35234221.036309
Perimeter
61027461
Area
1.7918792084656E+14
Altitude
17617110.518155
Surface area
1.7918792084656E+14
Volume
9.920781695093E+20
Height
9589540.3359328