21038043 is an odd 8-digits composite number following 21038042
and preceding 21038044 . In scientific notation, it is written as 2.1038043 × 10^7.
The sum of its digits is 21. It has a total of 5 prime factors and 32 positive divisors.
There are 12360960 positive integers (up to 21038043) that are relatively prime to 21038043.
21038043 has 32 divisors, whose sum is 31610880
The reverse of 21038043 is 34083012
Previous prime number is 59
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty-one million thirty-eight thousand forty-three
Scientific notation
2.1038043 × 10^7
Engineering notation
2.1038043 × 10^6
Prime Factorization
13 × 3 × 41 × 59 × 223
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
21038043
Product of the distinct prime numbers
The prime factorization of 21038043 is 13 × 3 × 41 × 59 × 223.
Since it has a total of 5 prime factors.
2 , 10 , 88 , 41 , 113 , 458 , 5469 , 1862 , 7538 , 85683 , 412199 , 276623 , 1180210 , 5980552 , 39901748 , 11566248 , 382611165 , 509915373 , 8195349224 , 5302992107
n×2
42076086
n×3
63114129
n×4
84152172
n×5
105190215
n÷2
10519021.5
n÷3
7012681
n÷3
5259510.75
n÷5
4207608.6
n2
442599253269849
n3
9.311422122059E+21
n4
1.9589409899503E+29
n5
4.1212284781037E+36
2 √n
4586.7246483738
3 √n
276.05891674393
4 √n
67.725361928703
5 √n
29.147483672002
1 , 3 , 13 , 39 , 41 , 59 , 123 , 177 , 223 , 533 , 669 , 767 , 1599 , 2301 , 2419 , 2899 , 7257 , 8697 , 9143 , 13157 , 27429 , 31447 , 39471 , 94341 , 118859 , 171041 , 356577 , 513123 , 539437 , 1618311 , 7012681 , 21038043
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-21038042
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 21038043 can be divided by 32 positive divisors.
The sum of these divisors (counting 21038043) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1010000010000001111011011
3
Ternary
1110120211202210
4
Quaternary
1100100033123
5
Quinary
20341204133
6
Senary
2030530203
8
Octal
120201733
10
Decimal
21038043
12
Duodecimal
7066963
16
Hexadecimal
14103db
20
Vigesimal
6b9f23
36
Base36
cix23
md5
6a002bec31c5d79c28cb2943770b8c33
sha1
876460ee280753d740c3a9b76740ff97ea4f7115
sha256
492855e2a8c6d6c3edcd4c83a91ea432736597f0a9df506cf3c438386fdbbfd5
sha512
c3f59b0c7d3db09e5033e1304de25e144c77ae2ea0a3cd0c7dfed188aa20452e410549f933e6b0b89675ac4173b1c0c5924df16cf96956608e2ff18e7e8d8a4c
ripemd-160
114ab2b924f2453494adeda8293a5c78336fb7d0
Diameter
42076086
Circumference
132185922.66941
Area
1.3904665625569E+15
Volume
3.9003593777512E+22
Surface area
5.5618662502275E+15
Circumference
132185922.66941
Perimeter
84152172
Area
442599253269849
Diagonal
29752285.736388
Surface area
2655595519619094
Volume
9.311422122059E+21
Space diagonal
36438959.367819
Perimeter
63114129
Area
1.9165109851386E+14
Altitude
18219479.683909
Surface area
1.9165109851386E+14
Volume
1.0973616208331E+21
Height
9917428.5787961