20853423 is an odd 8-digits composite number following 20853422
and preceding 20853424 . In scientific notation, it is written as 2.0853423 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 13902264 positive integers (up to 20853423) that are relatively prime to 20853423.
20853423 has 8 divisors, whose sum is 30894000
The reverse of 20853423 is 32435802
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twenty million eight hundred fifty-three thousand four hundred twenty-three
Scientific notation
2.0853423 × 10^7
Engineering notation
2.0853423 × 10^6
Prime Factorization
9 × 3 × 772349
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20853423
Product of the distinct prime numbers
The prime factorization of 20853423 is 9 × 3 × 772349.
Since it has a total of 3 prime factors.
4 , 1 , 95 , 87 , 992 , 414 , 8069 , 5023 , 8282 , 21217 , 87949 , 813286 , 9903563 , 2575316 , 32914235 , 88042356 , 900724903 , 945507406 , 9600258659 , 4319027876
n×2
41706846
n×3
62560269
n×4
83413692
n×5
104267115
n÷2
10426711.5
n÷3
6951141
n÷3
5213355.75
n÷5
4170684.6
n2
434865250816929
n3
9.0684290232865E+21
n4
1.8910778636807E+29
n5
3.943544661727E+36
2 √n
4566.5548283142
3 √n
275.24902181716
4 √n
67.576288950446
5 √n
29.096146219247
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
-20853422
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 20853423 can be divided by 8 positive divisors.
The sum of these divisors (counting 20853423) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111100011001010101111
3
Ternary
1110020110112000
4
Quaternary
1033203022233
5
Quinary
20314302143
6
Senary
2022543343
8
Octal
117431257
10
Decimal
20853423
12
Duodecimal
6b97b53
16
Hexadecimal
13e32af
20
Vigesimal
6a6db3
36
Base36
ceylr
md5
7c319708b3aecf61a630ef48aea52c0b
sha1
9f139c152b3104c6bbae4116417f14a826c11ab8
sha256
da5dda2e89ec6baf46232991b37409e885fb3f5d06b0a91dd68ae3d709da674c
sha512
30ed329fb88f21f41e6004164584171c6b834f3359635bef87292f0bdea9a91b8d0ede0f3d9f680bbc801db3d4ab75add0908e42a3a12461a17d0b7c9efc1228
ripemd-160
e71198557800e4b176183c3bd79e4398266cbf9f
Diameter
41706846
Circumference
131025920.998
Area
1.3661694772679E+15
Volume
3.7985746665543E+22
Surface area
5.4646779090718E+15
Circumference
131025920.998
Perimeter
83413692
Area
434865250816929
Diagonal
29491193.628503
Surface area
2609191504901574
Volume
9.0684290232865E+21
Space diagonal
36119188.147725
Perimeter
62560269
Area
1.8830217721528E+14
Altitude
18059594.073863
Surface area
1.8830217721528E+14
Volume
1.0687246095125E+21
Height
9830397.8761677