20125143 is an odd 8-digits composite number following 20125142
and preceding 20125144 . In scientific notation, it is written as 2.0125143 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 12 positive divisors.
There are 13396320 positive integers (up to 20125143) that are relatively prime to 20125143.
20125143 has 12 divisors, whose sum is 29113968
The reverse of 20125143 is 34152102
Previous prime number is 887
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred twenty-five thousand one hundred forty-three
Scientific notation
2.0125143 × 10^7
Engineering notation
2.0125143 × 10^6
Prime Factorization
3 × 3 × 887 × 2521
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6708381
Product of the distinct prime numbers
The prime factorization of 20125143 is 3 × 3 × 887 × 2521.
Since it has a total of 4 prime factors.
8 , 2 , 90 , 63 , 811 , 14 , 4525 , 8301 , 50687 , 15918 , 881091 , 791796 , 775826 , 8304668 , 67122693 , 30307572 , 908776125 , 907885406 , 4408354008 , 4930726238
n×2
40250286
n×3
60375429
n×4
80500572
n×5
100625715
n÷2
10062571.5
n÷3
6708381
n÷3
5031285.75
n÷5
4025028.6
n2
405021380770449
n3
8.1511132060627E+21
n4
1.640423188812E+29
n5
3.3013751255358E+36
2 √n
4486.1055493602
3 √n
272.00673552381
4 √n
66.978396139055
5 √n
28.890016839657
1 , 3 , 9 , 887 , 2521 , 2661 , 7563 , 7983 , 22689 , 2236127 , 6708381 , 20125143
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20125142
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20125143 can be divided by 12 positive divisors.
The sum of these divisors (counting 20125143) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100110001010111010111
3
Ternary
1101212110111200
4
Quaternary
1030301113113
5
Quinary
20123001033
6
Senary
1555203543
8
Octal
114612727
10
Decimal
20125143
12
Duodecimal
68a65b3
16
Hexadecimal
13315d7
20
Vigesimal
65fch3
36
Base36
bzcnr
md5
82ac9d0860345823ba282a72651cde88
sha1
e095b4064ea3b2a7fc6e386464f83fe627bfa07b
sha256
40917c1753bca9fd61ecfa3adabfe3e1c57848effb78b95ea1d890e7fa968ef3
sha512
d8d03a64ff20cea09cba00c1fbfda8caaf03c4aa9bf37e8fff6042f7c0ccffad198128980a3ba6fddf9b2d9636850872ee45c937be5bbb6227d053589f138685
ripemd-160
a82962e82eede3371631c44744d1480b3d08d250
Diameter
40250286
Circumference
126450002.80249
Area
1.2724121943752E+15
Volume
3.4143303155661E+22
Surface area
5.0896487775009E+15
Circumference
126450002.80249
Perimeter
80500572
Area
405021380770449
Diagonal
28461250.175298
Surface area
2430128284622694
Volume
8.1511132060627E+21
Space diagonal
34857770.185589
Perimeter
60375429
Area
1.7537940241153E+14
Altitude
17428885.092795
Surface area
1.7537940241153E+14
Volume
9.6061790370436E+20
Height
9487083.391766