20105055 is an odd 8-digits composite number following 20105054
and preceding 20105056 . In scientific notation, it is written as 2.0105055 × 10^7.
The sum of its digits is 18. It has a total of 4 prime factors and 16 positive divisors.
There are 10670400 positive integers (up to 20105055) that are relatively prime to 20105055.
20105055 has 16 divisors, whose sum is 28733440
The reverse of 20105055 is 55050102
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 18
Digital Root 9
Name
twenty million one hundred five thousand fifty-five
Scientific notation
2.0105055 × 10^7
Engineering notation
2.0105055 × 10^6
Prime Factorization
3 × 15 × 229 × 1951
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20105055
Product of the distinct prime numbers
The prime factorization of 20105055 is 3 × 15 × 229 × 1951.
Since it has a total of 4 prime factors.
1 , 7 , 38 , 87 , 957 , 965 , 5784 , 821 , 98166 , 10639 , 625452 , 102873 , 6155631 , 2379826 , 61779461 , 33677873 , 211951042 , 655741180 , 1622740583 , 4768236115
n×2
40210110
n×3
60315165
n×4
80420220
n×5
100525275
n÷2
10052527.5
n÷3
6701685
n÷3
5026263.75
n÷5
4021011
n2
404213236553025
n3
8.1267293526266E+21
n4
1.6338834060467E+29
n5
3.2849315742157E+36
2 √n
4483.8660773935
3 √n
271.91620382245
4 √n
66.961676184169
5 √n
28.884247196124
1 , 3 , 15 , 45 , 229 , 687 , 1951 , 3435 , 5853 , 10305 , 29265 , 87795 , 446779 , 1340337 , 6701685 , 20105055
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20105054
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20105055 can be divided by 16 positive divisors.
The sum of these divisors (counting 20105055) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100101100011101011111
3
Ternary
1101211102221200
4
Quaternary
1030230131133
5
Quinary
20121330210
6
Senary
1554530543
8
Octal
114543537
10
Decimal
20105055
12
Duodecimal
6896a53
16
Hexadecimal
132c75f
20
Vigesimal
65d2cf
36
Base36
byx5r
md5
8426d118d76217f64d7a6a4852d4611f
sha1
53510243688634b3028b1dd3b6fa4a35a2ed8b3a
sha256
fb7b79c293d2c4b1d966f044eed7b5fa3af69f394c8e47ffe08a5e4785c9a805
sha512
448d7f0c45da9aa474b81600e667c7b517a0175c725bb9033d127ad1f32b437e6bdc15bb954e212f185cf3f16e351d331a93b22f386081f35ab72c436c83494c
ripemd-160
aaa50c948e2133c74bfed0b81ffc68c2ca03fa51
Diameter
40210110
Circumference
126323786.17604
Area
1.2698733344387E+15
Volume
3.4041164309232E+22
Surface area
5.0794933377549E+15
Circumference
126323786.17604
Perimeter
80420220
Area
404213236553025
Diagonal
28432841.453257
Surface area
2425279419318150
Volume
8.1267293526266E+21
Space diagonal
34822976.748967
Perimeter
60315165
Area
1.7502946570042E+14
Altitude
17411488.374483
Surface area
1.7502946570042E+14
Volume
9.5774423901834E+20
Height
9477613.8177523