20103889 is an odd 8-digits composite number following 20103888
and preceding 20103890 . In scientific notation, it is written as 2.0103889 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 18557424 positive integers (up to 20103889) that are relatively prime to 20103889.
20103889 has 4 divisors, whose sum is 21650356
The reverse of 20103889 is 98830102
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
twenty million one hundred three thousand eight hundred eighty-nine
Scientific notation
2.0103889 × 10^7
Engineering notation
2.0103889 × 10^6
Prime Factorization
13 × 1546453
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
20103889
Product of the distinct prime numbers
The prime factorization of 20103889 is 13 × 1546453.
Since it has a total of 2 prime factors.
5 , 3 , 4 , 20 , 724 , 497 , 5928 , 2937 , 83821 , 5268 , 929916 , 189114 , 3545673 , 5588694 , 92626969 , 7270577 , 814717646 , 659270700 , 3742577536 , 8768104425
n×2
40207778
n×3
60311667
n×4
80415556
n×5
100519445
n÷2
10051944.5
n÷3
6701296.3333333
n÷3
5025972.25
n÷5
4020777.8
n2
404166352924321
n3
8.1253154967254E+21
n4
1.6335044083615E+29
n5
3.283979130671E+36
2 √n
4483.7360537837
3 √n
271.91094709434
4 √n
66.960705296343
5 √n
28.883912157861
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20103888
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20103889 can be divided by 4 positive divisors.
The sum of these divisors (counting 20103889) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100101100001011010001
3
Ternary
1101211101100111
4
Quaternary
1030230023101
5
Quinary
20121311024
6
Senary
1554521321
8
Octal
114541321
10
Decimal
20103889
12
Duodecimal
6896241
16
Hexadecimal
132c2d1
20
Vigesimal
65cje9
36
Base36
byw9d
md5
243d86f34627d5594cdd5f0313c8a0c1
sha1
32733e570be00df65eb33848f9753a189634797c
sha256
33a71bc899e4be458168338529421f3571b269785005ec97568081a23ffd8048
sha512
f476a99926031d92a1d4683b159a91a1cd65a5321f843927aba45121806ea1498e423a4ac865e046b1e71543611e6ba053b0d68c960e277b256a91c7316e3ec1
ripemd-160
48dda8c96172ae8de53edbb8456bb9703b9214dc
Diameter
40207778
Circumference
126316459.98197
Area
1.2697260451752E+15
Volume
3.4035241963482E+22
Surface area
5.0789041807009E+15
Circumference
126316459.98197
Perimeter
80415556
Area
404166352924321
Diagonal
28431192.480243
Surface area
2424998117545926
Volume
8.1253154967254E+21
Space diagonal
34820957.177725
Perimeter
60311667
Area
1.7500916449368E+14
Altitude
17410478.588863
Surface area
1.7500916449368E+14
Volume
9.5757761450244E+20
Height
9477064.1600811