21002013 is an odd 8-digits composite number following 21002012
and preceding 21002014 . In scientific notation, it is written as 2.1002013 × 10^7.
The sum of its digits is 9. It has a total of 4 prime factors and 16 positive divisors.
There are 13194720 positive integers (up to 21002013) that are relatively prime to 21002013.
21002013 has 16 divisors, whose sum is 24710400
The reverse of 21002013 is 31020012
Previous prime number is 71
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 9
Digital Root 9
Name
twenty-one million two thousand thirteen
Scientific notation
2.1002013 × 10^7
Engineering notation
2.1002013 × 10^6
Prime Factorization
9 × 23 × 71 × 1429
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
21002013
Product of the distinct prime numbers
The prime factorization of 21002013 is 9 × 23 × 71 × 1429.
Since it has a total of 4 prime factors.
10 , 4 , 3 , 90 , 68 , 297 , 7418 , 7696 , 17286 , 65555 , 761221 , 13260 , 456332 , 6504571 , 36239330 , 39000654 , 730237992 , 284128487 , 6945670650 , 1037545263
n×2
42004026
n×3
63006039
n×4
84008052
n×5
105010065
n÷2
10501006.5
n÷3
7000671
n÷3
5250503.25
n÷5
4200402.6
n2
441084550052169
n3
9.2636634542948E+21
n4
1.9455558029472E+29
n5
4.0860588265723E+36
2 √n
4582.7953259992
3 √n
275.90123277608
4 √n
67.696346474527
5 √n
29.137493161005
1 , 9 , 23 , 71 , 207 , 639 , 1429 , 1633 , 12861 , 14697 , 32867 , 101459 , 295803 , 913131 , 2333557 , 21002013
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21002012
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21002013 can be divided by 16 positive divisors.
The sum of these divisors (counting 21002013) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1010000000111011100011101
3
Ternary
1110112000100100
4
Quaternary
1100013130131
5
Quinary
20334031023
6
Senary
2030051313
8
Octal
120073435
10
Decimal
21002013
12
Duodecimal
7049b39
16
Hexadecimal
140771d
20
Vigesimal
6b550d
36
Base36
ci599
md5
480912ce32768797e55c3f9df625c2fc
sha1
87c333cd55adfb62cd1da403ee9f61c801c2db52
sha256
322da88be384660fc7261a739d67da7198d979be2edb11c18e19ddbbdb993bb0
sha512
2ce24fbb5565ebd90df8c2841b114799391b028ad4ee8ffe2a8c7ea905d7ea7d38a79e840203b253d25a5dc8fbf5b710d859a7353b801c925795a0abab41087d
ripemd-160
4287ef152f7a8141d539b3f1e1ca61091afb9b67
Diameter
42004026
Circumference
131959539.50279
Area
1.3857079820559E+15
Volume
3.8803542737788E+22
Surface area
5.5428319282234E+15
Circumference
131959539.50279
Perimeter
84008052
Area
441084550052169
Diagonal
29701331.621736
Surface area
2646507300313014
Volume
9.2636634542948E+21
Space diagonal
36376553.577222
Perimeter
63006039
Area
1.90995212781E+14
Altitude
18188276.788611
Surface area
1.90995212781E+14
Volume
1.0917332078603E+21
Height
9900443.873912