21000754 is an even 8-digits composite number following 21000753
and preceding 21000755 . In scientific notation, it is written as 2.1000754 × 10^7.
The sum of its digits is 19. It has a total of 3 prime factors and 8 positive divisors.
There are 10477236 positive integers (up to 21000754) that are relatively prime to 21000754.
21000754 has 8 divisors, whose sum is 31570560
The reverse of 21000754 is 45700012
Previous prime number is 463
Is Prime? no
Number parity even
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty-one million seven hundred fifty-four
Scientific notation
2.1000754 × 10^7
Engineering notation
2.1000754 × 10^6
Prime Factorization
2 × 463 × 22679
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21000754
Product of the distinct prime numbers
The prime factorization of 21000754 is 2 × 463 × 22679.
Since it has a total of 3 prime factors.
4 , 10 , 84 , 18 , 951 , 80 , 4447 , 5059 , 39006 , 79073 , 339721 , 56015 , 1891407 , 6477253 , 4770666 , 10131991 , 981655767 , 580940826 , 8958838981 , 5867206622
n×2
42001508
n×3
63002262
n×4
84003016
n×5
105003770
n÷2
10500377
n÷3
7000251.3333333
n÷3
5250188.5
n÷5
4200150.8
n2
441031668568516
n3
9.2619975778169E+21
n4
1.9450893268033E+29
n5
4.0848342460222E+36
2 √n
4582.657962362
3 √n
275.89571954912
4 √n
67.695331909682
5 √n
29.137143813697
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
-21000753
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 21000754 can be divided by 8 positive divisors.
The sum of these divisors (counting 21000754) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000000111001000110010
3
Ternary
1110111221121201
4
Quaternary
1100013020302
5
Quinary
20334011004
6
Senary
2030041414
8
Octal
120071062
10
Decimal
21000754
12
Duodecimal
704926a
16
Hexadecimal
1407232
20
Vigesimal
6b51he
36
Base36
ci4aa
md5
4d11658140a45f5b620b2b8776727de0
sha1
98802fd47f046559bf2cb2c70740002821d704ae
sha256
c52685134bcb626cff95e04867a7c7ec65005b70554823db1a83615f0fbd1fbf
sha512
c32c4935f49fb56951af24ba14bbe99773c3e6553c7c564a911a15bb92cfd37b77d445a09f9639ef9165fd154c3adbcc8f988b674b1364c60da1c5aa8873a6ff
ripemd-160
baa520f2c3f49aff691d849a350706d8a089b470
Diameter
42001508
Circumference
131951628.97249
Area
1.3855418499753E+15
Volume
3.8796564730715E+22
Surface area
5.5421673999012E+15
Circumference
131951628.97249
Perimeter
84003016
Area
441031668568516
Diagonal
29699551.126861
Surface area
2646190011411096
Volume
9.2619975778169E+21
Space diagonal
36374372.925255
Perimeter
63002262
Area
1.9097231442689E+14
Altitude
18187186.462628
Surface area
1.9097231442689E+14
Volume
1.0915368824346E+21
Height
9899850.3756203