21002023 is an odd 8-digits composite number following 21002022
and preceding 21002024 . In scientific notation, it is written as 2.1002023 × 10^7.
The sum of its digits is 10. It has a total of 2 prime factors and 4 positive divisors.
There are 18001728 positive integers (up to 21002023) that are relatively prime to 21002023.
21002023 has 4 divisors, whose sum is 24002320
The reverse of 21002023 is 32020012
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 10
Digital Root 1
Name
twenty-one million two thousand twenty-three
Scientific notation
2.1002023 × 10^7
Engineering notation
2.1002023 × 10^6
Prime Factorization
7 × 3000289
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21002023
Product of the distinct prime numbers
The prime factorization of 21002023 is 7 × 3000289.
Since it has a total of 2 prime factors.
7 , 10 , 88 , 48 , 674 , 550 , 3711 , 874 , 24488 , 52465 , 652172 , 178521 , 4903110 , 7652244 , 25552805 , 43430528 , 33195426 , 718443097 , 7019519448 , 6629380285
n×2
42004046
n×3
63006069
n×4
84008092
n×5
105010115
n÷2
10501011.5
n÷3
7000674.3333333
n÷3
5250505.75
n÷5
4200404.6
n2
441084970092529
n3
9.2636766868376E+21
n4
1.9455595084153E+29
n5
4.0860685543606E+36
2 √n
4582.7964170362
3 √n
275.90127656573
4 √n
67.696354532842
5 √n
29.137495935738
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
-21002022
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 21002023 can be divided by 4 positive divisors.
The sum of these divisors (counting 21002023) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000000111011100100111
3
Ternary
1110112000100201
4
Quaternary
1100013130213
5
Quinary
20334031043
6
Senary
2030051331
8
Octal
120073447
10
Decimal
21002023
12
Duodecimal
7049b47
16
Hexadecimal
1407727
20
Vigesimal
6b5513
36
Base36
ci59j
md5
9fb80ce9cd5429506658d3ce98e96504
sha1
94143b361e457b3cca37c91db871c51dc1ffa126
sha256
3dcc2c35fdc3bee382b57129d10b68d706df09ea21109916a1affd4bef0be99d
sha512
f6315734cdbe1f9d5d3e19ac6d27f81206b24252c078a9e2aaca907ce8648a5ec183c259f69882a9a10ac4f4705ff1a7b9948e63f069dc1fd1a03cc6cee3268d
ripemd-160
926dc2ca16e9687785412ed60b74c837c34b758a
Diameter
42004046
Circumference
131959602.33465
Area
1.3857093016516E+15
Volume
3.8803598166133E+22
Surface area
5.5428372066063E+15
Circumference
131959602.33465
Perimeter
84008092
Area
441084970092529
Diagonal
29701345.763872
Surface area
2646509820555174
Volume
9.2636766868376E+21
Space diagonal
36376570.89773
Perimeter
63006069
Area
1.9099539466381E+14
Altitude
18188285.448865
Surface area
1.9099539466381E+14
Volume
1.0917347673304E+21
Height
9900448.5879572