20852409 is an odd 8-digits composite number following 20852408
and preceding 20852410 . In scientific notation, it is written as 2.0852409 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 13875536 positive integers (up to 20852409) that are relatively prime to 20852409.
20852409 has 8 divisors, whose sum is 27855360
The reverse of 20852409 is 90425802
Previous prime number is 557
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twenty million eight hundred fifty-two thousand four hundred nine
Scientific notation
2.0852409 × 10^7
Engineering notation
2.0852409 × 10^6
Prime Factorization
3 × 557 × 12479
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20852409
Product of the distinct prime numbers
The prime factorization of 20852409 is 3 × 557 × 12479.
Since it has a total of 3 prime factors.
3 , 4 , 67 , 53 , 610 , 794 , 1684 , 2079 , 43248 , 83783 , 641251 , 780524 , 3226810 , 3389529 , 98724909 , 71184660 , 231932907 , 277126863 , 6836739481 , 6312841215
n×2
41704818
n×3
62557227
n×4
83409636
n×5
104262045
n÷2
10426204.5
n÷3
6950803
n÷3
5213102.25
n÷5
4170481.8
n2
434822961103281
n3
9.0671062275167E+21
n4
1.8907100750263E+29
n5
3.9425859784868E+36
2 √n
4566.4438023477
3 √n
275.24456040681
4 √n
67.575467459336
5 √n
29.095863253077
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
-20852408
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 20852409 can be divided by 8 positive divisors.
The sum of these divisors (counting 20852409) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111100010111010111001
3
Ternary
1110020102010110
4
Quaternary
1033202322321
5
Quinary
20314234114
6
Senary
2022534533
8
Octal
117427271
10
Decimal
20852409
12
Duodecimal
6b97449
16
Hexadecimal
13e2eb9
20
Vigesimal
6a6b09
36
Base36
cextl
md5
f4313ff3cb55161df979563738682f2a
sha1
776a64e9525c06f0cd9a521f0c2500b63ef6a2c4
sha256
d4ddbabdea09b1c6c1596fe190599de5442931feec9e854f7bd1d38e9a7a29d5
sha512
c938d327c75b595fcc957dd64c1200b7df1391bbbdad18a2010eadf1ea7069a50214f7960ac208081985a6431615051f5a058d7eb1ce6ee8388894b1e511397b
ripemd-160
f74e25091f3b08cbcfe0d2f28a202ddf76d4b603
Diameter
41704818
Circumference
131019549.8481
Area
1.3660366202142E+15
Volume
3.798020575158E+22
Surface area
5.4641464808569E+15
Circumference
131019549.8481
Perimeter
83409636
Area
434822961103281
Diagonal
29489759.615951
Surface area
2608937766619686
Volume
9.0671062275167E+21
Space diagonal
36117431.848207
Perimeter
62557227
Area
1.8828386523211E+14
Altitude
18058715.924103
Surface area
1.8828386523211E+14
Volume
1.068568716536E+21
Height
9829919.8719836