21490133 is an odd 8-digits composite number following 21490132
and preceding 21490134 . In scientific notation, it is written as 2.1490133 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 18186480 positive integers (up to 21490133) that are relatively prime to 21490133.
21490133 has 8 divisors, whose sum is 24871680
The reverse of 21490133 is 33109412
Previous prime number is 79
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty-one million four hundred ninety thousand one hundred thirty-three
Scientific notation
2.1490133 × 10^7
Engineering notation
2.1490133 × 10^6
Prime Factorization
7 × 79 × 38861
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21490133
Product of the distinct prime numbers
The prime factorization of 21490133 is 7 × 79 × 38861.
Since it has a total of 3 prime factors.
9 , 5 , 66 , 84 , 602 , 520 , 8171 , 4736 , 6824 , 88009 , 767946 , 735492 , 1459300 , 1116042 , 44304646 , 42639654 , 903015635 , 486271882 , 523294342 , 4604299896
n×2
42980266
n×3
64470399
n×4
85960532
n×5
107450665
n÷2
10745066.5
n÷3
7163377.6666667
n÷3
5372533.25
n÷5
4298026.6
n2
461825816357689
n3
9.9246982163603E+21
n4
2.1328308465445E+29
n5
4.5834818558743E+36
2 √n
4635.7451396728
3 √n
278.02234435587
4 √n
68.086306550384
5 √n
29.271691585628
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
-21490132
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 21490133 can be divided by 8 positive divisors.
The sum of these divisors (counting 21490133) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001111110100111010101
3
Ternary
1111102210220212
4
Quaternary
1101332213111
5
Quinary
21000141013
6
Senary
2044335205
8
Octal
121764725
10
Decimal
21490133
12
Duodecimal
7244505
16
Hexadecimal
147e9d5
20
Vigesimal
6e656d
36
Base36
cslw5
md5
5d40473524ef8a22cdc63bdaf5a9d424
sha1
53a3b838055df263b9e8e8c47e801adf43bd6127
sha256
362956f152fd508dbaf220ee436b97b76e9e85c8a92849c0dd3b27d4680d1ded
sha512
cb17e7bf6164ab617c1f1a3263be5fc738517cfd69a223e67ba25984a18c21bb737332e4063560245c7c65fe03dfc4bd2ab0664ea0d498dc9e218302aca5e0ed
ripemd-160
8e58f8d908028a12b9c8270e4c430f0b09dd194d
Diameter
42980266
Circumference
135026487.91494
Area
1.4508685919074E+15
Volume
4.1572478674151E+22
Surface area
5.8034743676297E+15
Circumference
135026487.91494
Perimeter
85960532
Area
461825816357689
Diagonal
30391637.545802
Surface area
2770954898146134
Volume
9.9246982163603E+21
Space diagonal
37222002.217413
Perimeter
64470399
Area
1.9997644454462E+14
Altitude
18611001.108706
Surface area
1.9997644454462E+14
Volume
1.1696369016697E+21
Height
10130545.848601