20857025 is an odd 8-digits composite number following 20857024
and preceding 20857026 . In scientific notation, it is written as 2.0857025 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 14301840 positive integers (up to 20857025) that are relatively prime to 20857025.
20857025 has 8 divisors, whose sum is 24790272
The reverse of 20857025 is 52075802
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million eight hundred fifty-seven thousand twenty-five
Scientific notation
2.0857025 × 10^7
Engineering notation
2.0857025 × 10^6
Prime Factorization
25 × 7 × 119183
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20857025
Product of the distinct prime numbers
The prime factorization of 20857025 is 25 × 7 × 119183.
Since it has a total of 3 prime factors.
9 , 7 , 46 , 22 , 994 , 834 , 8302 , 7507 , 37935 , 21350 , 891525 , 580323 , 4449026 , 5824954 , 58892720 , 71750232 , 362964426 , 769402985 , 2143171753 , 8661873319
n×2
41714050
n×3
62571075
n×4
83428100
n×5
104285125
n÷2
10428512.5
n÷3
6952341.6666667
n÷3
5214256.25
n÷5
4171405
n2
435015491850625
n3
9.0731289889158E+21
n4
1.8923847815004E+29
n5
3.9469516697374E+36
2 √n
4566.9492005057
3 √n
275.26486877425
4 √n
67.579206865024
5 √n
29.097151301993
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
-20857024
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 20857025 can be divided by 8 positive divisors.
The sum of these divisors (counting 20857025) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111100100000011000001
3
Ternary
1110020122110102
4
Quaternary
1033210003001
5
Quinary
20314411100
6
Senary
2023012145
8
Octal
117440301
10
Decimal
20857025
12
Duodecimal
6b9a055
16
Hexadecimal
13e40c1
20
Vigesimal
6a72b5
36
Base36
cf1dt
md5
6bd565a38c3222e8aab87b15c4b4586d
sha1
27be736e9d17e136bb62943ec5c985c8f58e565c
sha256
be65ace5d5e44d82ae433f004292c1e51d42eebef113e8da24011e05b0be3c80
sha512
e8a7cfbf1dfa250ef049e3012ebcbcd0b9cf73c129b41221cd8cef9005bd1a0c18dec5a434454a8782e2761de668f3983abbd1c3658b4e2f0c2994929dec16d9
ripemd-160
e1f85b21cb80e6537a1a6dbc0172abccd71a5ce6
Diameter
41714050
Circumference
131048553.03148
Area
1.3666414733957E+15
Volume
3.8005433835534E+22
Surface area
5.4665658935827E+15
Circumference
131048553.03148
Perimeter
83428100
Area
435015491850625
Diagonal
29496287.625755
Surface area
2610092951103750
Volume
9.0731289889158E+21
Space diagonal
36125426.994734
Perimeter
62571075
Area
1.8836723349121E+14
Altitude
18062713.497367
Surface area
1.8836723349121E+14
Volume
1.0692785057738E+21
Height
9832095.8752516