20852909 is an odd 8-digits composite number following 20852908
and preceding 20852910 . In scientific notation, it is written as 2.0852909 × 10^7.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 16090800 positive integers (up to 20852909) that are relatively prime to 20852909.
20852909 has 8 divisors, whose sum is 21329568
The reverse of 20852909 is 90925802
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
twenty million eight hundred fifty-two thousand nine hundred nine
Scientific notation
2.0852909 × 10^7
Engineering notation
2.0852909 × 10^6
Prime Factorization
77 × 107 × 2531
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20852909
Product of the distinct prime numbers
The prime factorization of 20852909 is 77 × 107 × 2531.
Since it has a total of 3 prime factors.
2 , 1 , 25 , 77 , 522 , 946 , 5953 , 9130 , 7322 , 12442 , 567507 , 685421 , 6229672 , 3198498 , 53016210 , 55229782 , 476131737 , 497843672 , 7199306743 , 3929346584
n×2
41705818
n×3
62558727
n×4
83411636
n×5
104264545
n÷2
10426454.5
n÷3
6950969.6666667
n÷3
5213227.25
n÷5
4170581.8
n2
434843813762281
n3
9.0677584775978E+21
n4
1.8908914236733E+29
n5
3.9430586786739E+36
2 √n
4566.4985492169
3 √n
275.24676033137
4 √n
67.575872537592
5 √n
29.096002784122
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
-20852908
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 20852909 can be divided by 8 positive divisors.
The sum of these divisors (counting 20852909) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111100011000010101101
3
Ternary
1110020102210222
4
Quaternary
1033203002231
5
Quinary
20314243114
6
Senary
2022541125
8
Octal
117430255
10
Decimal
20852909
12
Duodecimal
6b977a5
16
Hexadecimal
13e30ad
20
Vigesimal
6a6c59
36
Base36
cey7h
md5
a021beac297110de474cb11862c54f1c
sha1
a2cf757c74968d5ef5ae0e7697c32708cf48936d
sha256
1101392c4888b93f86667b402e009aa1717b26e2d016c1eef201f9b6c34082f0
sha512
e1b376dd967ec97dcaf6d25ac69403b4b071d11a38fc2deb1d7ecc36af6b3b6d595177cbe55c1c0ccfe02a17f1934a5ebaddc7d7083e9ec79e5b43c89648ad7c
ripemd-160
343f8a64979e6f0b3c1e3ad10d01c5cb7f50908e
Diameter
41705818
Circumference
131022691.44075
Area
1.3661021307746E+15
Volume
3.798293789033E+22
Surface area
5.4644085230982E+15
Circumference
131022691.44075
Perimeter
83411636
Area
434843813762281
Diagonal
29490466.722732
Surface area
2609062882573686
Volume
9.0677584775978E+21
Space diagonal
36118297.87361
Perimeter
62558727
Area
1.8829289469832E+14
Altitude
18059148.936805
Surface area
1.8829289469832E+14
Volume
1.0686455849452E+21
Height
9830155.574244