21084023 is an odd 8-digits composite number following 21084022
and preceding 21084024 . In scientific notation, it is written as 2.1084023 × 10^7.
The sum of its digits is 20. It has a total of 2 prime factors and 4 positive divisors.
There are 21001728 positive integers (up to 21084023) that are relatively prime to 21084023.
21084023 has 4 divisors, whose sum is 21166320
The reverse of 21084023 is 32048012
Previous prime number is 257
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty-one million eighty-four thousand twenty-three
Scientific notation
2.1084023 × 10^7
Engineering notation
2.1084023 × 10^6
Prime Factorization
257 × 82039
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21084023
Product of the distinct prime numbers
The prime factorization of 21084023 is 257 × 82039.
Since it has a total of 2 prime factors.
4 , 3 , 49 , 33 , 399 , 419 , 9399 , 590 , 68932 , 47761 , 526833 , 562585 , 4108741 , 3350732 , 14538146 , 53383317 , 21969864 , 218665351 , 4981437413 , 6831343546
n×2
42168046
n×3
63252069
n×4
84336092
n×5
105420115
n÷2
10542011.5
n÷3
7028007.6666667
n÷3
5271005.75
n÷5
4216804.6
n2
444536025864529
n3
9.3726077936563E+21
n4
1.9761227829143E+29
n5
4.1664618205789E+36
2 √n
4591.73420398
3 √n
276.25988526149
4 √n
67.762336175637
5 √n
29.160213289436
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
-21084022
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 21084023 can be divided by 4 positive divisors.
The sum of these divisors (counting 21084023) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000011011011101110111
3
Ternary
1110200011211202
4
Quaternary
1100123131313
5
Quinary
20344142043
6
Senary
2031523115
8
Octal
120333567
10
Decimal
21084023
12
Duodecimal
708949b
16
Hexadecimal
141b777
20
Vigesimal
6bfa13
36
Base36
cjwjb
md5
a1290ea7c881ef6f84f881239479ec29
sha1
692e245f5c8c4cb1bed0e917f12b11f5a0880bc6
sha256
286724a69b75edc5fab1e7a7dfa0aed4d93217b63dd22b48b9fb966d30ac5aaa
sha512
234887e397a3e2c2d93dcc3edbe9ea53aaadc05bdbf36a11e55d13aead7928322107d635e691e8079bc6c816061906b280c5b73c47b78e1506c96447cf30e0f2
ripemd-160
11b2cbb02fa114d6344833a24402c586fc101125
Diameter
42168046
Circumference
132474823.52984
Area
1.396551113112E+15
Volume
3.9259887719372E+22
Surface area
5.586204452448E+15
Circumference
132474823.52984
Perimeter
84336092
Area
444536025864529
Diagonal
29817311.275986
Surface area
2667216155187174
Volume
9.3726077936563E+21
Space diagonal
36518599.063951
Perimeter
63252069
Area
1.9248974564803E+14
Altitude
18259299.531975
Surface area
1.9248974564803E+14
Volume
1.1045724213827E+21
Height
9939103.7586621