21131023 is an odd 8-digits composite number following 21131022
and preceding 21131024 . In scientific notation, it is written as 2.1131023 × 10^7.
The sum of its digits is 13. It has a total of 2 prime factors and 4 positive divisors.
There are 21121480 positive integers (up to 21131023) that are relatively prime to 21131023.
21131023 has 4 divisors, whose sum is 21140568
The reverse of 21131023 is 32013112
Previous prime number is 3491
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 13
Digital Root 4
Name
twenty-one million one hundred thirty-one thousand twenty-three
Scientific notation
2.1131023 × 10^7
Engineering notation
2.1131023 × 10^6
Prime Factorization
3491 × 6053
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21131023
Product of the distinct prime numbers
The prime factorization of 21131023 is 3491 × 6053.
Since it has a total of 2 prime factors.
9 , 6 , 18 , 54 , 724 , 905 , 3253 , 5985 , 31158 , 23578 , 719563 , 287302 , 2408891 , 3954705 , 80407500 , 351123 , 319640081 , 553695380 , 4436913829 , 4152722707
n×2
42262046
n×3
63393069
n×4
84524092
n×5
105655115
n÷2
10565511.5
n÷3
7043674.3333333
n÷3
5282755.75
n÷5
4226204.6
n2
446520133026529
n3
9.4354272009466E+21
n4
1.9938022919803E+29
n5
4.2131082089288E+36
2 √n
4596.8492470387
3 √n
276.46501022751
4 √n
67.800068193466
5 √n
29.173202362683
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
-21131022
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 21131023 can be divided by 4 positive divisors.
The sum of these divisors (counting 21131023) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010000100110111100001111
3
Ternary
1110202120022111
4
Quaternary
1100212330033
5
Quinary
20402143043
6
Senary
2032524451
8
Octal
120467417
10
Decimal
21131023
12
Duodecimal
70b0727
16
Hexadecimal
1426f0f
20
Vigesimal
6c17b3
36
Base36
ckwsv
md5
7c938f2aaec73a0667c83869e7872cd3
sha1
939d038c9e1828939d82a27d64043e2ab9fdd10e
sha256
6c69ef160e8ae4a537377833741820afeb55b4b262434d137c1cfa96c27ce2e4
sha512
a55c77f88163c409a9510ea7555a2b0d5b775901a2091b12416eddf9cc2acfe57df576b5073e6b34211a679869758658b999dcb148a99a734b0477ac7895702c
ripemd-160
aa52eb0367e10b0f439fa15a5b7f1a2a560c57c4
Diameter
42262046
Circumference
132770133.23927
Area
1.4027843695961E+15
Volume
3.95230250373E+22
Surface area
5.6111374783843E+15
Circumference
132770133.23927
Perimeter
84524092
Area
446520133026529
Diagonal
29883779.313418
Surface area
2679120798159174
Volume
9.4354272009466E+21
Space diagonal
36600005.451907
Perimeter
63393069
Area
1.9334888925109E+14
Altitude
18300002.725953
Surface area
1.9334888925109E+14
Volume
1.1119757595302E+21
Height
9961259.7711393