20100729 is an odd 8-digits composite number following 20100728
and preceding 20100730 . In scientific notation, it is written as 2.0100729 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 12182240 positive integers (up to 20100729) that are relatively prime to 20100729.
20100729 has 8 divisors, whose sum is 29237472
The reverse of 20100729 is 92700102
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million one hundred thousand seven hundred twenty-nine
Scientific notation
2.0100729 × 10^7
Engineering notation
2.0100729 × 10^6
Prime Factorization
3 × 11 × 609113
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20100729
Product of the distinct prime numbers
The prime factorization of 20100729 is 3 × 11 × 609113.
Since it has a total of 3 prime factors.
10 , 2 , 45 , 79 , 343 , 901 , 9893 , 8484 , 94924 , 44870 , 455691 , 60130 , 6268720 , 736932 , 10254310 , 1721651 , 147948684 , 194367490 , 1731615011 , 9897818368
n×2
40201458
n×3
60302187
n×4
80402916
n×5
100503645
n÷2
10050364.5
n÷3
6700243
n÷3
5025182.25
n÷5
4020145.8
n2
404039306331441
n3
8.1214846019163E+21
n4
1.6324776106079E+29
n5
3.2813990049397E+36
2 √n
4483.3836552318
3 √n
271.89669970808
4 √n
66.958073861423
5 √n
28.88300408578
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
-20100728
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 20100729 can be divided by 8 positive divisors.
The sum of these divisors (counting 20100729) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100101011011001111001
3
Ternary
1101211020000110
4
Quaternary
1030223121321
5
Quinary
20121210404
6
Senary
1554454533
8
Octal
114533171
10
Decimal
20100729
12
Duodecimal
6894449
16
Hexadecimal
132b679
20
Vigesimal
65cbg9
36
Base36
byttl
md5
1a34849c8aea194da9e3fcd9c2113f13
sha1
26b7fdf64b5b89cebb067caa23095063692727e3
sha256
296ae6e19e5577fc8ccd4caab3066f34d1036e99697cad4bb4793f6116dbc94f
sha512
a23df01995283fbf8d85fc927669ed3df656fdbb2b0d81b490bd848565d342fb80e3a99387d78e8b3b17ed20babcc6b6381696cc56a44207f3dec15e461f6806
ripemd-160
db85c11691c173abc9b50c86536b49176f637e42
Diameter
40201458
Circumference
126296605.1164
Area
1.2693269165324E+15
Volume
3.401919514883E+22
Surface area
5.0773076661295E+15
Circumference
126296605.1164
Perimeter
80402916
Area
404039306331441
Diagonal
28426723.565386
Surface area
2424235837988646
Volume
8.1214846019163E+21
Space diagonal
34815483.897173
Perimeter
60302187
Area
1.7495415170524E+14
Altitude
17407741.948587
Surface area
1.7495415170524E+14
Volume
9.5712613921952E+20
Height
9475574.5217954