20125489 is an odd 8-digits composite number following 20125488
and preceding 20125490 . In scientific notation, it is written as 2.0125489 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 20109924 positive integers (up to 20125489) that are relatively prime to 20125489.
20125489 has 4 divisors, whose sum is 20141056
The reverse of 20125489 is 98452102
Previous prime number is 1423
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred twenty-five thousand four hundred eighty-nine
Scientific notation
2.0125489 × 10^7
Engineering notation
2.0125489 × 10^6
Prime Factorization
1423 × 14143
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20125489
Product of the distinct prime numbers
The prime factorization of 20125489 is 1423 × 14143.
Since it has a total of 2 prime factors.
10 , 3 , 62 , 82 , 601 , 858 , 7281 , 5430 , 29958 , 82277 , 765030 , 368780 , 5938714 , 7699333 , 69340630 , 27883648 , 377563160 , 130307825 , 661332750 , 8983895170
n×2
40250978
n×3
60376467
n×4
80501956
n×5
100627445
n÷2
10062744.5
n÷3
6708496.3333333
n÷3
5031372.25
n÷5
4025097.8
n2
405035307489121
n3
8.1515336254839E+21
n4
1.6405360031281E+29
n5
3.3016589285058E+36
2 √n
4486.1441127097
3 √n
272.00829433329
4 √n
66.978684017452
5 √n
28.89011617686
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20125488
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20125489 can be divided by 4 positive divisors.
The sum of these divisors (counting 20125489) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110001011100110001
3
Ternary
1101212110222111
4
Quaternary
1030301130301
5
Quinary
20123003424
6
Senary
1555205321
8
Octal
114613461
10
Decimal
20125489
12
Duodecimal
68a6841
16
Hexadecimal
1331731
20
Vigesimal
65fde9
36
Base36
bzcxd
md5
9d6a42c35c08bdd720af8e91756fad72
sha1
6a769d27461ebd605005165b7808604ee132ff89
sha256
ef886b2521bf23b1a00b1b0d24f99a4b32e5b813cce1777b9e11c13900e06e0c
sha512
d8d0fab68cf9c2525fa83c430bc79cfde1d263ff9280cf1fe73533917490d09bbc1a8b7275023c9adf2898c642aa6a5c7ca22867946f43ff15d3a2074e32ffb1
ripemd-160
3d0bea243603f110a3ff2ade18d7a02c19cf9086
Diameter
40250978
Circumference
126452176.7846
Area
1.2724559464523E+15
Volume
3.4145064204414E+22
Surface area
5.0898237858092E+15
Circumference
126452176.7846
Perimeter
80501956
Area
405035307489121
Diagonal
28461739.493191
Surface area
2430211844934726
Volume
8.1515336254839E+21
Space diagonal
34858369.475169
Perimeter
60376467
Area
1.7538543285761E+14
Altitude
17429184.737584
Surface area
1.7538543285761E+14
Volume
9.6066745060831E+20
Height
9487246.4977302