20157025 is an odd 8-digits composite number following 20157024
and preceding 20157026 . In scientific notation, it is written as 2.0157025 × 10^7.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 13821840 positive integers (up to 20157025) that are relatively prime to 20157025.
20157025 has 8 divisors, whose sum is 23958272
The reverse of 20157025 is 52075102
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred fifty-seven thousand twenty-five
Scientific notation
2.0157025 × 10^7
Engineering notation
2.0157025 × 10^6
Prime Factorization
7 × 25 × 115183
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20157025
Product of the distinct prime numbers
The prime factorization of 20157025 is 7 × 25 × 115183.
Since it has a total of 3 prime factors.
5 , 10 , 4 , 7 , 493 , 61 , 4046 , 4308 , 46359 , 74898 , 388969 , 451531 , 203299 , 8373993 , 90660967 , 12502907 , 625741345 , 296640713 , 4713893382 , 4869776472
n×2
40314050
n×3
60471075
n×4
80628100
n×5
100785125
n÷2
10078512.5
n÷3
6719008.3333333
n÷3
5039256.25
n÷5
4031405
n2
406305656850625
n3
8.1899132827795E+21
n4
1.6508428678882E+29
n5
3.3276080959094E+36
2 √n
4489.6575593245
3 √n
272.1502962983
4 √n
67.004906979448
5 √n
28.899164485574
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
-20157024
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 20157025 can be divided by 8 positive divisors.
The sum of these divisors (counting 20157025) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100111001001001100001
3
Ternary
1101221002020111
4
Quaternary
1030321021201
5
Quinary
20130011100
6
Senary
2000011321
8
Octal
114711141
10
Decimal
20157025
12
Duodecimal
6900b41
16
Hexadecimal
1339261
20
Vigesimal
65jcb5
36
Base36
c019d
md5
ba41a38b46a3a347832bc869357887bc
sha1
2d437ff472a346cfd9a30015f9d91bb62bc805be
sha256
17def8eeccff40041324daaa2e5daef5162760af1d5cac6860e1152813860fd9
sha512
7a47211b16ce17b8f921737d50ad0d67304d125cad324c39c562dc85ab999f4f58200b54e7d4aef20e765ddb5073948c18392af191202dcd16c92341618e46ae
ripemd-160
aad50827c03a04cacd888fd5f188644aa3ea1e56
Diameter
40314050
Circumference
126650323.31645
Area
1.2764468666739E+15
Volume
3.4305828536957E+22
Surface area
5.1057874666956E+15
Circumference
126650323.31645
Perimeter
80628100
Area
406305656850625
Diagonal
28506338.132094
Surface area
2437833941103750
Volume
8.1899132827795E+21
Space diagonal
34912991.429436
Perimeter
60471075
Area
1.7593551026698E+14
Altitude
17456495.714718
Surface area
1.7593551026698E+14
Volume
9.6519053659719E+20
Height
9502112.7106978