21690344 is an even 8-digits composite number following 21690343
and preceding 21690345 . In scientific notation, it is written as 2.1690344 × 10^7.
The sum of its digits is 29. It has a total of 6 prime factors and 32 positive divisors.
There are 9870336 positive integers (up to 21690344) that are relatively prime to 21690344.
21690344 has 32 divisors, whose sum is 44413320
The reverse of 21690344 is 44309612
Previous prime number is 73
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twenty-one million six hundred ninety thousand three hundred forty-four
Scientific notation
2.1690344 × 10^7
Engineering notation
2.1690344 × 10^6
Prime Factorization
2 × 2 × 2 × 13 × 73 × 2857
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
5422586
Product of the distinct prime numbers
The prime factorization of 21690344 is 2 × 2 × 2 × 13 × 73 × 2857.
Since it has a total of 6 prime factors.
10 , 4 , 57 , 97 , 328 , 755 , 8926 , 1641 , 2351 , 1903 , 733896 , 19991 , 4006350 , 7689668 , 49382907 , 15189658 , 646032476 , 412311419 , 6589098529 , 9996004737
n×2
43380688
n×3
65071032
n×4
86761376
n×5
108451720
n÷2
10845172
n÷3
7230114.6666667
n÷3
5422586
n÷5
4338068.8
n2
470471022838336
n3
1.0204678327395E+22
n4
2.2134298333055E+29
n5
4.8010054504259E+36
2 √n
4657.2893403782
3 √n
278.88306743708
4 √n
68.244335591887
5 √n
29.326030908131
1 , 2 , 4 , 8 , 13 , 26 , 52 , 73 , 104 , 146 , 292 , 584 , 949 , 1898 , 2857 , 3796 , 5714 , 7592 , 11428 , 22856 , 37141 , 74282 , 148564 , 208561 , 297128 , 417122 , 834244 , 1668488 , 2711293 , 5422586 , 10845172 , 21690344
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
-21690343
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 21690344 can be divided by 32 positive divisors.
The sum of these divisors (counting 21690344) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1010010101111011111101000
3
Ternary
1111210222120002
4
Quaternary
1102233133220
5
Quinary
21023042334
6
Senary
2052522132
8
Octal
122573750
10
Decimal
21690344
12
Duodecimal
7320348
16
Hexadecimal
14af7e8
20
Vigesimal
6fb5h4
36
Base36
cwwdk
md5
39d55d3721da7ec1512dd8fa457738ab
sha1
66927299895a4337c887c9fe36591e07f825fa52
sha256
b98e0799fd7c1e75101b0f2a78e27c67762f84daab53b31a9f3d85ea6f1c461c
sha512
42d9973071defe0fc648f9f913daf279c9209f2955d52f09db3763d002d9b3cde79ff76c6ad7576d14b09d60fc2b0006afa498b7a3e3b13cfabceb7e76328e68
ripemd-160
9b13e9fa87a089a34e6af605ab0a627079f3958d
Diameter
43380688
Circumference
136284450.72847
Area
1.4780283090758E+15
Volume
4.274525662079E+22
Surface area
5.9121132363032E+15
Circumference
136284450.72847
Perimeter
86761376
Area
470471022838336
Diagonal
30674778.657338
Surface area
2822826137030016
Volume
1.0204678327395E+22
Space diagonal
37568777.841647
Perimeter
65071032
Area
2.0371992876122E+14
Altitude
18784388.920823
Surface area
2.0371992876122E+14
Volume
1.2026328741881E+21
Height
10224926.219113