21080143 is an odd 8-digits composite number following 21080142
and preceding 21080144 . In scientific notation, it is written as 2.1080143 × 10^7.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 17796240 positive integers (up to 21080143) that are relatively prime to 21080143.
21080143 has 8 divisors, whose sum is 21834800
The reverse of 21080143 is 34108012
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million eighty thousand one hundred forty-three
Scientific notation
2.1080143 × 10^7
Engineering notation
2.1080143 × 10^6
Prime Factorization
49 × 67 × 6421
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21080143
Product of the distinct prime numbers
The prime factorization of 21080143 is 49 × 67 × 6421.
Since it has a total of 3 prime factors.
4 , 7 , 56 , 45 , 154 , 482 , 3744 , 5223 , 3284 , 74687 , 659137 , 190259 , 2961815 , 1393560 , 40496153 , 43351080 , 647360128 , 960420453 , 7440103198 , 6897006790
n×2
42160286
n×3
63240429
n×4
84320572
n×5
105400715
n÷2
10540071.5
n÷3
7026714.3333333
n÷3
5270035.75
n÷5
4216028.6
n2
444372428900449
n3
9.3674343464788E+21
n4
1.9746685556688E+29
n5
4.1626295531103E+36
2 √n
4591.3116862178
3 √n
276.24293792475
4 √n
67.759218459319
5 √n
29.159139965271
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
-21080142
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 21080143 can be divided by 8 positive divisors.
The sum of these divisors (counting 21080143) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000011010100001001111
3
Ternary
1110122222112001
4
Quaternary
1100122201033
5
Quinary
20344031033
6
Senary
2031453131
8
Octal
120324117
10
Decimal
21080143
12
Duodecimal
70871a7
16
Hexadecimal
141a84f
20
Vigesimal
6bf073
36
Base36
cjtjj
md5
63ace08039d563e0af30306f32491efb
sha1
109504be8e464aa7612629691f94971990564176
sha256
b6bc9eb90bb61dd91000b2eb798a456b01b36837303d01ac7b9ac60cec199cf6
sha512
69f6365434b0f8fcedbd7822c4bed23c304498fbd754d44d8d4defd252db6feef0c58c06b45c1a708578254d59fa3aff8798304d02984ae4cfac53fb992b9bfd
ripemd-160
e50274ca9ab151c2eb585fc73f4804f4a97a32d8
Diameter
42160286
Circumference
132450444.77084
Area
1.3960371580915E+15
Volume
3.923821723451E+22
Surface area
5.584148632366E+15
Circumference
132450444.77084
Perimeter
84320572
Area
444372428900449
Diagonal
29811824.127364
Surface area
2666234573402694
Volume
9.3674343464788E+21
Space diagonal
36511878.706817
Perimeter
63240429
Area
1.9241890608459E+14
Altitude
18255939.353409
Surface area
1.9241890608459E+14
Volume
1.1039627247858E+21
Height
9937274.7091214