20129461 is an odd 8-digits composite number following 20129460
and preceding 20129462 . In scientific notation, it is written as 2.0129461 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 17873520 positive integers (up to 20129461) that are relatively prime to 20129461.
20129461 has 8 divisors, whose sum is 22470624
The reverse of 20129461 is 16492102
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty million one hundred twenty-nine thousand four hundred sixty-one
Scientific notation
2.0129461 × 10^7
Engineering notation
2.0129461 × 10^6
Prime Factorization
11 × 43 × 42557
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20129461
Product of the distinct prime numbers
The prime factorization of 20129461 is 11 × 43 × 42557.
Since it has a total of 3 prime factors.
3 , 10 , 89 , 86 , 582 , 958 , 4578 , 170 , 8773 , 36123 , 463316 , 940795 , 7900206 , 3188732 , 82935012 , 21408182 , 843376006 , 818141444 , 8201476821 , 7010341750
n×2
40258922
n×3
60388383
n×4
80517844
n×5
100647305
n÷2
10064730.5
n÷3
6709820.3333333
n÷3
5032365.25
n÷5
4025892.2
n2
405195200150521
n3
8.1563609788171E+21
n4
1.6418315022502E+29
n5
3.3049183193117E+36
2 √n
4486.5867873028
3 √n
272.02618782605
4 √n
66.981988529028
5 √n
28.891256447126
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
-20129460
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 20129461 can be divided by 8 positive divisors.
The sum of these divisors (counting 20129461) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110010011010110101
3
Ternary
1101212200102121
4
Quaternary
1030302122311
5
Quinary
20123120321
6
Senary
1555235541
8
Octal
114623265
10
Decimal
20129461
12
Duodecimal
68a8bb1
16
Hexadecimal
13326b5
20
Vigesimal
65g3d1
36
Base36
bzfzp
md5
55b737c0e4f421d4f20d81621c894ee4
sha1
68e549d54f0e7730e068230a537e416093ff6415
sha256
29bba1a307b5caf2cf7dceb1cd256e2ffe4dc5001cbff2bcca00ae99dccf48be
sha512
1e3a91aba17f715236ee41e18a4082c584907e2584478ab0853f2aa309c90a364a0906164e7921dfcfb43958af24c6244e374db767e9cf458f8bae51f41a7c9d
ripemd-160
0635c40c6796ea8210ad6c1466f8d20adb2269f2
Diameter
40258922
Circumference
126477133.59664
Area
1.2729582640627E+15
Volume
3.4165284974771E+22
Surface area
5.0918330562509E+15
Circumference
126477133.59664
Perimeter
80517844
Area
405195200150521
Diagonal
28467356.74946
Surface area
2431171200903126
Volume
8.1563609788171E+21
Space diagonal
34865249.180976
Perimeter
60388383
Area
1.7545466841094E+14
Altitude
17432624.590488
Surface area
1.7545466841094E+14
Volume
9.6123635965449E+20
Height
9489118.9164868