20100639 is an odd 8-digits composite number following 20100638
and preceding 20100640 . In scientific notation, it is written as 2.0100639 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 12369600 positive integers (up to 20100639) that are relatively prime to 20100639.
20100639 has 8 divisors, whose sum is 28862512
The reverse of 20100639 is 93600102
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred thousand six hundred thirty-nine
Scientific notation
2.0100639 × 10^7
Engineering notation
2.0100639 × 10^6
Prime Factorization
3 × 13 × 515401
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20100639
Product of the distinct prime numbers
The prime factorization of 20100639 is 3 × 13 × 515401.
Since it has a total of 3 prime factors.
4 , 4 , 76 , 19 , 174 , 178 , 5671 , 2964 , 56360 , 22479 , 722851 , 849138 , 2443230 , 710101 , 25459023 , 99585118 , 305226718 , 457985226 , 8062114811 , 7807298279
n×2
40201278
n×3
60301917
n×4
80402556
n×5
100503195
n÷2
10050319.5
n÷3
6700213
n÷3
5025159.75
n÷5
4020127.8
n2
404035688208321
n3
8.121375511792E+21
n4
1.6324483734597E+29
n5
3.2813255441051E+36
2 √n
4483.3736181585
3 √n
271.89629390622
4 √n
66.957998910948
5 √n
28.882978221294
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
-20100638
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 20100639 can be divided by 8 positive divisors.
The sum of these divisors (counting 20100639) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101011011000011111
3
Ternary
1101211012220010
4
Quaternary
1030223120133
5
Quinary
20121210024
6
Senary
1554454303
8
Octal
114533037
10
Decimal
20100639
12
Duodecimal
6894393
16
Hexadecimal
132b61f
20
Vigesimal
65cbbj
36
Base36
bytr3
md5
32234b3d712e69bcb822496b4addbfe6
sha1
8635bb8451fefc9017e354ba0f2ff401a24fb45b
sha256
ca1dd3ba9ca8031b7ad044780d27e31fe109c439c696efb3b1faec0f954adfe9
sha512
c3e571799758d90a509f7f20306843126b546fef1f32354fda2d8c1ed473493cb32eed8a4b2e9332d97eca64a808377a5bd07593e3ec16854bd7375a8fa9328c
ripemd-160
f5fb88fdb3fc6ba46b9ac789aaee8b6351a9abe9
Diameter
40201278
Circumference
126296039.62972
Area
1.2693155498634E+15
Volume
3.4018738193186E+22
Surface area
5.0772621994534E+15
Circumference
126296039.62972
Perimeter
80402556
Area
404035688208321
Diagonal
28426596.286166
Surface area
2424214129249926
Volume
8.121375511792E+21
Space diagonal
34815328.0126
Perimeter
60301917
Area
1.7495258501197E+14
Altitude
17407664.0063
Surface area
1.7495258501197E+14
Volume
9.5711328282508E+20
Height
9475532.0953885