20853983 is an odd 8-digits composite number following 20853982
and preceding 20853984 . In scientific notation, it is written as 2.0853983 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 20490624 positive integers (up to 20853983) that are relatively prime to 20853983.
20853983 has 8 divisors, whose sum is 21219648
The reverse of 20853983 is 38935802
Previous prime number is 463
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
twenty million eight hundred fifty-three thousand nine hundred eighty-three
Scientific notation
2.0853983 × 10^7
Engineering notation
2.0853983 × 10^6
Prime Factorization
73 × 463 × 617
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20853983
Product of the distinct prime numbers
The prime factorization of 20853983 is 73 × 463 × 617.
Since it has a total of 3 prime factors.
1 , 8 , 27 , 100 , 452 , 416 , 1452 , 3305 , 24902 , 12278 , 778377 , 528419 , 2911653 , 880035 , 54770203 , 75557396 , 48157651 , 56591501 , 220430631 , 209122301
n×2
41707966
n×3
62561949
n×4
83415932
n×5
104269915
n÷2
10426991.5
n÷3
6951327.6666667
n÷3
5213495.75
n÷5
4170796.6
n2
434888606964289
n3
9.069159616527E+21
n4
1.8912810046734E+29
n5
3.9440741919682E+36
2 √n
4566.6161432728
3 √n
275.25148565044
4 √n
67.576742621059
5 √n
29.096302487758
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
-20853982
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 20853983 can be divided by 8 positive divisors.
The sum of these divisors (counting 20853983) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001111100011010011011111
3
Ternary
1110020111021202
4
Quaternary
1033203103133
5
Quinary
20314311413
6
Senary
2022550115
8
Octal
117432337
10
Decimal
20853983
12
Duodecimal
6b9833b
16
Hexadecimal
13e34df
20
Vigesimal
6a6ej3
36
Base36
cez1b
md5
ef23679524f96744ecbc90e8bde959a7
sha1
29dc36dd569044d092a008db929849c862d43d26
sha256
65d4be0978e2225bd15a5faf9aee149f3f04bd3d9418ae9860a9fe49418967a5
sha512
fa76ba83cdfd82172b57c171eff26b1f9b02609c5cfaffbd39496e33098d85aad84da1e1611af8f1a459a2577774a428ea561aafda7c932169ff500dc314007b
ripemd-160
31f73a67c7b16f7404afc844361a0871e5f3613b
Diameter
41707966
Circumference
131029439.58177
Area
1.3662428527689E+15
Volume
3.7988806967352E+22
Surface area
5.4649714110756E+15
Circumference
131029439.58177
Perimeter
83415932
Area
434888606964289
Diagonal
29491985.588098
Surface area
2609331641785734
Volume
9.069159616527E+21
Space diagonal
36120158.096178
Perimeter
62561949
Area
1.8831229072375E+14
Altitude
18060079.048089
Surface area
1.8831229072375E+14
Volume
1.0688107107516E+21
Height
9830661.8626993