20124639 is an odd 8-digits composite number following 20124638
and preceding 20124640 . In scientific notation, it is written as 2.0124639 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 13416408 positive integers (up to 20124639) that are relatively prime to 20124639.
20124639 has 8 divisors, whose sum is 29814320
The reverse of 20124639 is 93642102
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million one hundred twenty-four thousand six hundred thirty-nine
Scientific notation
2.0124639 × 10^7
Engineering notation
2.0124639 × 10^6
Prime Factorization
9 × 3 × 745357
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20124639
Product of the distinct prime numbers
The prime factorization of 20124639 is 9 × 3 × 745357.
Since it has a total of 3 prime factors.
7 , 1 , 30 , 22 , 978 , 157 , 3778 , 697 , 63958 , 25211 , 205536 , 732319 , 7040930 , 7075921 , 60110996 , 36031224 , 120178689 , 776071722 , 5571163953 , 1082627835
n×2
40249278
n×3
60373917
n×4
80498556
n×5
100623195
n÷2
10062319.5
n÷3
6708213
n÷3
5031159.75
n÷5
4024927.8
n2
405001094880321
n3
8.1505008290712E+21
n4
1.6402588685426E+29
n5
3.3009617595968E+36
2 √n
4486.0493755642
3 √n
272.00446485606
4 √n
66.977976795094
5 √n
28.889872137933
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
-20124638
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 20124639 can be divided by 8 positive divisors.
The sum of these divisors (counting 20124639) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110001001111011111
3
Ternary
1101212102211000
4
Quaternary
1030301033133
5
Quinary
20122442024
6
Senary
1555201343
8
Octal
114611737
10
Decimal
20124639
12
Duodecimal
68a6253
16
Hexadecimal
13313df
20
Vigesimal
65fbbj
36
Base36
bzc9r
md5
f40133508d450ae59f61fdf89acfd6a3
sha1
3ccd1a5964981d189db78fcee173ae56e735304c
sha256
7a7ed00fa2fa5adabeded8b82cb24039d4253337ecb7e55df1037431b3f73dc9
sha512
64f5d0845a6729e5f6fb38f4f326d13aee615af5651f0f73a2ee8df5d9c03688f152742ef3339a61c8b740136f69ab2bab61d994d5da8bab240da1b3bd82cd67
ripemd-160
e10ac8a752713b12cf9636c4bcf33ae7e25f45af
Diameter
40249278
Circumference
126446836.07709
Area
1.2723484643718E+15
Volume
3.4140738036917E+22
Surface area
5.0893938574874E+15
Circumference
126446836.07709
Perimeter
80498556
Area
405001094880321
Diagonal
28460537.411663
Surface area
2430006569281926
Volume
8.1505008290712E+21
Space diagonal
34856897.231982
Perimeter
60373917
Area
1.7537061836343E+14
Altitude
17428448.615991
Surface area
1.7537061836343E+14
Volume
9.605457343838E+20
Height
9486845.8038875