21080123 is an odd 8-digits composite number following 21080122
and preceding 21080124 . In scientific notation, it is written as 2.1080123 × 10^7.
The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors.
There are 20813208 positive integers (up to 21080123) that are relatively prime to 21080123.
21080123 has 4 divisors, whose sum is 21347040
The reverse of 21080123 is 32108012
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty-one million eighty thousand one hundred twenty-three
Scientific notation
2.1080123 × 10^7
Engineering notation
2.1080123 × 10^6
Prime Factorization
79 × 266837
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21080123
Product of the distinct prime numbers
The prime factorization of 21080123 is 79 × 266837.
Since it has a total of 2 prime factors.
1 , 4 , 70 , 35 , 272 , 605 , 4067 , 8859 , 18047 , 34133 , 320136 , 973572 , 9759810 , 2144745 , 13908054 , 47469902 , 517511635 , 349553662 , 4439591740 , 392711644
n×2
42160246
n×3
63240369
n×4
84320492
n×5
105400615
n÷2
10540061.5
n÷3
7026707.6666667
n÷3
5270030.75
n÷5
4216024.6
n2
444371585695129
n3
9.3674076841584E+21
n4
1.974661061732E+29
n5
4.1626098064622E+36
2 √n
4591.3095081904
3 √n
276.24285056195
4 √n
67.759202387502
5 √n
29.159134432263
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
-21080122
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 21080123 can be divided by 4 positive divisors.
The sum of these divisors (counting 21080123) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011010100000111011
3
Ternary
1110122222111022
4
Quaternary
1100122200323
5
Quinary
20344030443
6
Senary
2031453055
8
Octal
120324073
10
Decimal
21080123
12
Duodecimal
708718b
16
Hexadecimal
141a83b
20
Vigesimal
6bf063
36
Base36
cjtiz
md5
14fc4abb469f38888005e238eb342990
sha1
f6d2e83c765e5a90e774f069c4418ba0e96a616e
sha256
478f1bbec21e4329c4a2c0d97ea5b6341ae4e9a181b982936c5527d70c0f00a4
sha512
a76700a2558b4fb0eb4d013b041ac27bdbca03f2bc2e685a784d274c5e0a7fb885943e33dd927285ce3503134f5b3866e16b63858beaa1708fcc3530557bc3d0
ripemd-160
355e62f4a033e88bc4f12257920be7b5fe6d5087
Diameter
42160246
Circumference
132450319.10714
Area
1.3960345090839E+15
Volume
3.9238105551643E+22
Surface area
5.5841380363355E+15
Circumference
132450319.10714
Perimeter
84320492
Area
444371585695129
Diagonal
29811795.843093
Surface area
2666229514170774
Volume
9.3674076841584E+21
Space diagonal
36511844.065801
Perimeter
63240369
Area
1.9241854096598E+14
Altitude
18255922.032901
Surface area
1.9241854096598E+14
Volume
1.1039595826012E+21
Height
9937265.281031