20126839 is an odd 8-digits composite number following 20126838
and preceding 20126840 . In scientific notation, it is written as 2.0126839 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 20062224 positive integers (up to 20126839) that are relatively prime to 20126839.
20126839 has 4 divisors, whose sum is 20191456
The reverse of 20126839 is 93862102
Previous prime number is 313
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred twenty-six thousand eight hundred thirty-nine
Scientific notation
2.0126839 × 10^7
Engineering notation
2.0126839 × 10^6
Prime Factorization
313 × 64303
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20126839
Product of the distinct prime numbers
The prime factorization of 20126839 is 313 × 64303.
Since it has a total of 2 prime factors.
3 , 8 , 78 , 41 , 466 , 837 , 4761 , 7113 , 48376 , 24869 , 190092 , 636325 , 9904330 , 6832788 , 56657651 , 99840454 , 827052431 , 323792627 , 7191445406 , 5130205874
n×2
40253678
n×3
60380517
n×4
80507356
n×5
100634195
n÷2
10063419.5
n÷3
6708946.3333333
n÷3
5031709.75
n÷5
4025367.8
n2
405089648131921
n3
8.1531741285178E+21
n4
1.6409762302364E+29
n5
3.3027664388796E+36
2 √n
4486.294573476
3 √n
272.01437622256
4 √n
66.979807206919
5 √n
28.890503751148
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
-20126838
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 20126839 can be divided by 4 positive divisors.
The sum of these divisors (counting 20126839) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110001110001110111
3
Ternary
1101212112211111
4
Quaternary
1030301301313
5
Quinary
20123024324
6
Senary
1555215451
8
Octal
114616167
10
Decimal
20126839
12
Duodecimal
68a7587
16
Hexadecimal
1331c77
20
Vigesimal
65fh1j
36
Base36
bzdyv
md5
a0a3f0354a65b23e53986b286fe4322f
sha1
d77a83436d49a0371ce4013a0685babf0568f680
sha256
16e893dda93c6dc56cc911d2afa26c9bbf14ab5f422de2cb94bb0dc839f30047
sha512
9546161e7d226b5bdd363cac6e26bfe521edfbeeaf24c7686a5586c5d836e8a89d3581fde886441ee1f72dbf2a240e41d81ad39980ce1919687d240a41d4e2a7
ripemd-160
a5a17bd1382f8db28345fcdef50bb092aaa7e038
Diameter
40253678
Circumference
126460659.08477
Area
1.2726266626165E+15
Volume
3.4151935927453E+22
Surface area
5.0905066504661E+15
Circumference
126460659.08477
Perimeter
80507356
Area
405089648131921
Diagonal
28463648.6815
Surface area
2430537888791526
Volume
8.1531741285178E+21
Space diagonal
34860707.743759
Perimeter
60380517
Area
1.7540896304617E+14
Altitude
17430353.871879
Surface area
1.7540896304617E+14
Volume
9.6086078574495E+20
Height
9487882.8938332