21038038 is an even 8-digits composite number following 21038037
and preceding 21038039 . In scientific notation, it is written as 2.1038038 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 9016296 positive integers (up to 21038038) that are relatively prime to 21038038.
21038038 has 8 divisors, whose sum is 36065232
The reverse of 21038038 is 83083012
Previous prime number is 7
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twenty-one million thirty-eight thousand thirty-eight
Scientific notation
2.1038038 × 10^7
Engineering notation
2.1038038 × 10^6
Prime Factorization
2 × 7 × 1502717
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21038038
Product of the distinct prime numbers
The prime factorization of 21038038 is 2 × 7 × 1502717.
Since it has a total of 3 prime factors.
4 , 10 , 99 , 77 , 256 , 534 , 1729 , 9272 , 17346 , 88668 , 232936 , 557273 , 7883022 , 1747067 , 9771511 , 93239595 , 816513507 , 850757694 , 7667092999 , 2039700229
n×2
42076076
n×3
63114114
n×4
84152152
n×5
105190190
n÷2
10519019
n÷3
7012679.3333333
n÷3
5259509.5
n÷5
4207607.6
n2
442599042889444
n3
9.3114154830718E+21
n4
1.9589391276665E+29
n5
4.1212235807535E+36
2 √n
4586.7241033225
3 √n
276.05889487411
4 √n
67.725357904721
5 √n
29.147482286536
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
-21038037
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 21038038 can be divided by 8 positive divisors.
The sum of these divisors (counting 21038038) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010000010000001111010110
3
Ternary
1110120211202121
4
Quaternary
1100100033112
5
Quinary
20341204123
6
Senary
2030530154
8
Octal
120201726
10
Decimal
21038038
12
Duodecimal
706695a
16
Hexadecimal
14103d6
20
Vigesimal
6b9f1i
36
Base36
cix1y
md5
ea07835bde2a3af164952249e52cc825
sha1
9b5803c75e358216c2af8b9619a07a96f037b9cf
sha256
54cbbf517dcbaf6906128825d958e2e13e6b7fa28ce6bc53b7b69eabb3758118
sha512
2b926c484615d81779efe5eb1c52c348d140e8c8345d31175f795cd692f9ec8da4992774e30b36a354d9b328da0d0b7031b2e929e7015aac7bf12db3078ab50c
ripemd-160
ffb673d0b15e39d550ead67cb98f6b0502428358
Diameter
42076076
Circumference
132185891.25349
Area
1.3904659016274E+15
Volume
3.9003565968187E+22
Surface area
5.5618636065094E+15
Circumference
132185891.25349
Perimeter
84152152
Area
442599042889444
Diagonal
29752278.665321
Surface area
2655594257336664
Volume
9.3114154830718E+21
Space diagonal
36438950.707565
Perimeter
63114114
Area
1.9165100741647E+14
Altitude
18219475.353782
Surface area
1.9165100741647E+14
Volume
1.0973608384209E+21
Height
9917426.2217735