20125939 is an odd 8-digits composite number following 20125938
and preceding 20125940 . In scientific notation, it is written as 2.0125939 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 20105424 positive integers (up to 20125939) that are relatively prime to 20125939.
20125939 has 4 divisors, whose sum is 20146456
The reverse of 20125939 is 93952102
Previous prime number is 1033
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred twenty-five thousand nine hundred thirty-nine
Scientific notation
2.0125939 × 10^7
Engineering notation
2.0125939 × 10^6
Prime Factorization
1033 × 19483
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20125939
Product of the distinct prime numbers
The prime factorization of 20125939 is 1033 × 19483.
Since it has a total of 2 prime factors.
4 , 1 , 61 , 2 , 72 , 478 , 7231 , 7328 , 37427 , 72832 , 639833 , 261119 , 69028 , 5051631 , 82509802 , 76210217 , 7098822 , 28462397 , 7101731690 , 7204632972
n×2
40251878
n×3
60377817
n×4
80503756
n×5
100629695
n÷2
10062969.5
n÷3
6708646.3333333
n÷3
5031484.75
n÷5
4025187.8
n2
405053420631721
n3
8.1520804353754E+21
n4
1.6406827356546E+29
n5
3.3020280656137E+36
2 √n
4486.1942668592
3 √n
272.01032165993
4 √n
66.979058420219
5 √n
28.8902453706
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
-20125938
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 20125939 can be divided by 4 positive divisors.
The sum of these divisors (counting 20125939) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100110001100011110011
3
Ternary
1101212111121011
4
Quaternary
1030301203303
5
Quinary
20123012224
6
Senary
1555211351
8
Octal
114614363
10
Decimal
20125939
12
Duodecimal
68a6b57
16
Hexadecimal
13318f3
20
Vigesimal
65fegj
36
Base36
bzd9v
md5
4d97b1b870d767712e26ffb150cc9082
sha1
e83e9fbd0ea2da08728d04906b8a4d8a542be18f
sha256
89413a45c8b1b5c23cea43a9f0c5966bae0650e0b0bb464ef58fecf7908d8311
sha512
87e7d61c0909d6531feee788fb470702313d15cdc434963895295d84fe758047688938403dab7eaa7f835f65bd955ccf7a861552a567eba26e8e989c5a77102c
ripemd-160
cbf3896dd72d1822b4ebe698e0ecac2b67a526fc
Diameter
40251878
Circumference
126455004.21799
Area
1.272512850568E+15
Volume
3.4147354676331E+22
Surface area
5.0900514022721E+15
Circumference
126455004.21799
Perimeter
80503756
Area
405053420631721
Diagonal
28462375.889294
Surface area
2430320523790326
Volume
8.1520804353754E+21
Space diagonal
34859148.898032
Perimeter
60377817
Area
1.7539327607843E+14
Altitude
17429574.449016
Surface area
1.7539327607843E+14
Volume
9.6073189277202E+20
Height
9487458.6297645