21490922 is an even 8-digits composite number following 21490921
and preceding 21490923 . In scientific notation, it is written as 2.1490922 × 10^7.
The sum of its digits is 29. It has a total of 3 prime factors and 8 positive divisors.
There are 10726924 positive integers (up to 21490922) that are relatively prime to 21490922.
21490922 has 8 divisors, whose sum is 32292000
The reverse of 21490922 is 22909412
Previous prime number is 599
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million four hundred ninety thousand nine hundred twenty-two
Scientific notation
2.1490922 × 10^7
Engineering notation
2.1490922 × 10^6
Prime Factorization
2 × 599 × 17939
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21490922
Product of the distinct prime numbers
The prime factorization of 21490922 is 2 × 599 × 17939.
Since it has a total of 3 prime factors.
4 , 7 , 39 , 46 , 42 , 385 , 4126 , 158 , 74490 , 59527 , 655396 , 313744 , 31311 , 9690818 , 85413730 , 71869306 , 120209246 , 964515435 , 3717473583 , 424754316
n×2
42981844
n×3
64472766
n×4
85963688
n×5
107454610
n÷2
10745461
n÷3
7163640.6666667
n÷3
5372730.5
n÷5
4298184.4
n2
461859728410084
n3
9.9257913982023E+21
n4
2.1331440872704E+29
n5
4.5843233194289E+36
2 √n
4635.8302384794
3 √n
278.02574680023
4 √n
68.086931480861
5 √n
29.271906521715
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
-21490921
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 21490922 can be divided by 8 positive divisors.
The sum of these divisors (counting 21490922) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001111110110011101010
3
Ternary
1111102212000002
4
Quaternary
1101332303222
5
Quinary
21000202142
6
Senary
2044343002
8
Octal
121766352
10
Decimal
21490922
12
Duodecimal
7244a62
16
Hexadecimal
147ecea
20
Vigesimal
6e6762
36
Base36
csmi2
md5
0925a3371079ef386cbbeb1a3d1ac4f2
sha1
0901f8e504e11b5f31be3a29a87f986f73e716a4
sha256
a722c7e7280c71d0f3db2fd0b3551330ca20a6bcb9277c54f571aaf742ce0ce0
sha512
2d0099a9fe64867cfdfac90533c8672f8fa372b0b75a3aa82fee4c3c44928f5d879468cf269571af86ea482761659fab147adaaea76a920bb9a6df3c2ecb7df1
ripemd-160
4a399074f8c582b0ccf82af8be0a521e10e48090
Diameter
42981844
Circumference
135031445.34814
Area
1.4509751297621E+15
Volume
4.1577057783543E+22
Surface area
5.8039005190484E+15
Circumference
135031445.34814
Perimeter
85963688
Area
461859728410084
Diagonal
30392753.360302
Surface area
2771158370460504
Volume
9.9257913982023E+21
Space diagonal
37223368.8055
Perimeter
64472766
Area
1.9999112889406E+14
Altitude
18611684.40275
Surface area
1.9999112889406E+14
Volume
1.1697657343853E+21
Height
10130917.786767