20126638 is an even 8-digits composite number following 20126637
and preceding 20126639 . In scientific notation, it is written as 2.0126638 × 10^7.
The sum of its digits is 28. It has a total of 5 prime factors and 32 positive divisors.
There are 8219904 positive integers (up to 20126638) that are relatively prime to 20126638.
20126638 has 32 divisors, whose sum is 36158400
The reverse of 20126638 is 83662102
Previous prime number is 89
Is Prime? no
Number parity even
Number length 8
Sum of Digits 28
Digital Root 1
Name
twenty million one hundred twenty-six thousand six hundred thirty-eight
Scientific notation
2.0126638 × 10^7
Engineering notation
2.0126638 × 10^6
Prime Factorization
2 × 29 × 7 × 89 × 557
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20126638
Product of the distinct prime numbers
The prime factorization of 20126638 is 2 × 29 × 7 × 89 × 557.
Since it has a total of 5 prime factors.
1 , 2 , 84 , 61 , 849 , 314 , 4624 , 6332 , 57785 , 84212 , 775592 , 155237 , 6609680 , 7548676 , 89375456 , 109712 , 805410061 , 995367060 , 6806764148 , 9035414355
n×2
40253276
n×3
60379914
n×4
80506552
n×5
100633190
n÷2
10063319
n÷3
6708879.3333333
n÷3
5031659.5
n÷5
4025327.6
n2
405081557183044
n3
8.1529298618994E+21
n4
1.6409106796984E+29
n5
3.3026015240624E+36
2 √n
4486.2721718594
3 √n
272.01347071406
4 √n
66.979639980067
5 √n
28.890446046961
1 , 2 , 7 , 14 , 29 , 58 , 89 , 178 , 203 , 406 , 557 , 623 , 1114 , 1246 , 2581 , 3899 , 5162 , 7798 , 16153 , 18067 , 32306 , 36134 , 49573 , 99146 , 113071 , 226142 , 347011 , 694022 , 1437617 , 2875234 , 10063319 , 20126638
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20126637
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20126638 can be divided by 32 positive divisors.
The sum of these divisors (counting 20126638) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001100110001101110101110
3
Ternary
1101212112120001
4
Quaternary
1030301232232
5
Quinary
20123023023
6
Senary
1555214514
8
Octal
114615656
10
Decimal
20126638
12
Duodecimal
68a743a
16
Hexadecimal
1331bae
20
Vigesimal
65fgbi
36
Base36
bzdta
md5
5d8b1a1f29be9ff385e5d2ff84d29989
sha1
46f9db1e22d90b48bad6adbbc949eb97847ae3cd
sha256
46d0a8aa747fc3439bad66680ccbe0418dae89319f6d4a1880ae3de921d35311
sha512
a023787f567bb22b7071d29896cd56e8abdba73f4ebc39361ce1453ce6b528671a4c045c724c4a49fea28ae15506bfdc00ee03f0b821b56aba13a150e17d8eea
ripemd-160
5440d17f841c457483db629b22c7d5e47b8e7122
Diameter
40253276
Circumference
126459396.16452
Area
1.272601244151E+15
Volume
3.4150912745835E+22
Surface area
5.0904049766039E+15
Circumference
126459396.16452
Perimeter
80506552
Area
405081557183044
Diagonal
28463364.424574
Surface area
2430489343098264
Volume
8.1529298618994E+21
Space diagonal
34860359.601546
Perimeter
60379914
Area
1.7540545956254E+14
Altitude
17430179.800773
Surface area
1.7540545956254E+14
Volume
9.608319986479E+20
Height
9487788.1415246