20019863 is an odd 8-digits composite number following 20019862
and preceding 20019864 . In scientific notation, it is written as 2.0019863 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 17850240 positive integers (up to 20019863) that are relatively prime to 20019863.
20019863 has 8 divisors, whose sum is 22313520
The reverse of 20019863 is 36891002
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty million nineteen thousand eight hundred sixty-three
Scientific notation
2.0019863 × 10^7
Engineering notation
2.0019863 × 10^6
Prime Factorization
19 × 17 × 61981
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20019863
Product of the distinct prime numbers
The prime factorization of 20019863 is 19 × 17 × 61981.
Since it has a total of 3 prime factors.
8 , 1 , 70 , 89 , 888 , 914 , 8132 , 1304 , 73118 , 42228 , 834963 , 693203 , 9095657 , 3278507 , 91711267 , 14988555 , 456451635 , 978166072 , 7444916155 , 3884722963
n×2
40039726
n×3
60059589
n×4
80079452
n×5
100099315
n÷2
10009931.5
n÷3
6673287.6666667
n÷3
5004965.75
n÷5
4003972.6
n2
400794914538769
n3
8.0238592801629E+21
n4
1.6063656352014E+29
n5
3.215921994464E+36
2 √n
4474.3561548004
3 √n
271.53159272267
4 √n
66.890628303226
5 √n
28.859727112342
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
-20019862
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 20019863 can be divided by 8 positive divisors.
The sum of these divisors (counting 20019863) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010111101010010111
3
Ternary
1101200010002102
4
Quaternary
1030113222113
5
Quinary
20111113423
6
Senary
1553032315
8
Octal
114275227
10
Decimal
20019863
12
Duodecimal
685569b
16
Hexadecimal
1317a97
20
Vigesimal
6529d3
36
Base36
bx3fb
md5
2d52aa2086368c8f2bfa87bac7073d9e
sha1
8356c25d838996ada1a26e27bd20fecc367b6481
sha256
8db93ce6c143f8b990ebd0ab5873ed2313eead462eac2448f3efcbc1b18f4833
sha512
33cf616e215c075c02d2d328f714e54bf147d8f0c32becc33a2c7d4bd75173d0be9f1dd1c767a9a42dc88e8ecebfd3b4668b245c11bb253c2cd09955855632d7
ripemd-160
2821d44fb7417f5a7b216155b8b18236a13ef48a
Diameter
40039726
Circumference
125788509.05335
Area
1.2591343591111E+15
Volume
3.3610263157331E+22
Surface area
5.0365374364446E+15
Circumference
125788509.05335
Perimeter
80079452
Area
400794914538769
Diagonal
28312361.771451
Surface area
2404769487232614
Volume
8.0238592801629E+21
Space diagonal
34675419.876568
Perimeter
60059589
Area
1.7354928884909E+14
Altitude
17337709.938284
Surface area
1.7354928884909E+14
Volume
9.4562088471496E+20
Height
9437453.9238171