21467939 is an odd 8-digits composite number following 21467938
and preceding 21467940 . In scientific notation, it is written as 2.1467939 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 21147456 positive integers (up to 21467939) that are relatively prime to 21467939.
21467939 has 4 divisors, whose sum is 21788424
The reverse of 21467939 is 93976412
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
twenty-one million four hundred sixty-seven thousand nine hundred thirty-nine
Scientific notation
2.1467939 × 10^7
Engineering notation
2.1467939 × 10^6
Prime Factorization
67 × 320417
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
21467939
Product of the distinct prime numbers
The prime factorization of 21467939 is 67 × 320417.
Since it has a total of 2 prime factors.
7 , 4 , 11 , 58 , 469 , 414 , 1900 , 973 , 47987 , 79425 , 597664 , 703810 , 7194081 , 8613610 , 83561964 , 80001487 , 803706302 , 991569955 , 7962826104 , 9935178110
n×2
42935878
n×3
64403817
n×4
85871756
n×5
107339695
n÷2
10733969.5
n÷3
7155979.6666667
n÷3
5366984.75
n÷5
4293587.8
n2
460872404907721
n3
9.8939806753423E+21
n4
2.1240337360543E+29
n5
4.5598626679555E+36
2 √n
4633.3507313822
3 √n
277.9266019159
4 √n
68.068720653338
5 √n
29.26564300079
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
-21467938
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 21467939 can be divided by 4 positive divisors.
The sum of these divisors (counting 21467939) is 1, the average is 0.25.
Base
System
Value
2
Binary
1010001111001001100100011
3
Ternary
1111101200110212
4
Quaternary
1101321030203
5
Quinary
20443433224
6
Senary
2044044335
8
Octal
121711443
10
Decimal
21467939
12
Duodecimal
72336ab
16
Hexadecimal
1479323
20
Vigesimal
6e39gj
36
Base36
cs4rn
md5
744465ce143054ba5429b009e0f3bd9d
sha1
2a7b0bb635040227c854677da84509a8fa0472e1
sha256
0a511e3f73c8252cd62d2c41d683cf3dd3b9b1659ddf5bf0002f4543a5383beb
sha512
2cff21f810444a913a53d46f1d14b5d14b4b4f484d874c501757e88aa4c09c521c1a5b9215e9375f45140441f00b6d15a4cb4a33d60fd9d8c595493a03bb359c
ripemd-160
9f522b785cdb34af7f0defd4bc6a464528993fef
Diameter
42935878
Circumference
134887038.90023
Area
1.4478733615004E+15
Volume
4.1443809339219E+22
Surface area
5.7914934460014E+15
Circumference
134887038.90023
Perimeter
85871756
Area
460872404907721
Diagonal
30360250.489998
Surface area
2765234429446326
Volume
9.8939806753423E+21
Space diagonal
37183561.081789
Perimeter
64403817
Area
1.9956360527666E+14
Altitude
18591780.540895
Surface area
1.9956360527666E+14
Volume
1.1660168047439E+21
Height
10120083.496666