21420006 is an even 8-digits composite number following 21420005
and preceding 21420007 . In scientific notation, it is written as 2.1420006 × 10^7.
The sum of its digits is 15. It has a total of 3 prime factors and 8 positive divisors.
There are 7140000 positive integers (up to 21420006) that are relatively prime to 21420006.
21420006 has 8 divisors, whose sum is 42840024
The reverse of 21420006 is 60002412
Previous prime number is 3
Is Prime? no
Number parity even
Number length 8
Sum of Digits 15
Digital Root 6
Name
twenty-one million four hundred twenty thousand six
Scientific notation
2.1420006 × 10^7
Engineering notation
2.1420006 × 10^6
Prime Factorization
2 × 3 × 3570001
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
21420006
Product of the distinct prime numbers
The prime factorization of 21420006 is 2 × 3 × 3570001.
Since it has a total of 3 prime factors.
1 , 2 , 70 , 47 , 413 , 748 , 7974 , 7145 , 25321 , 6285 , 108984 , 818108 , 1511375 , 366745 , 96059872 , 37673616 , 969610130 , 746745690 , 6482004645 , 8288386958
n×2
42840012
n×3
64260018
n×4
85680024
n×5
107100030
n÷2
10710003
n÷3
7140002
n÷3
5355001.5
n÷5
4284001.2
n2
458816657040036
n3
9.8278555466975E+21
n4
2.1051272477739E+29
n5
4.5091838278081E+36
2 √n
4628.1752343661
3 √n
277.71959892083
4 √n
68.030693325632
5 √n
29.252562615283
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
-21420005
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 21420006 can be divided by 8 positive divisors.
The sum of these divisors (counting 21420006) is 1, the average is 0.125.
Base
System
Value
2
Binary
1010001101101011111100110
3
Ternary
1111022020201120
4
Quaternary
1101231133212
5
Quinary
20440420011
6
Senary
2043034410
8
Octal
121553746
10
Decimal
21420006
12
Duodecimal
720ba06
16
Hexadecimal
146d7e6
20
Vigesimal
6dha06
36
Base36
cr3s6
md5
9d9a9bc63bd3a7d9d6542bb3c6df1527
sha1
461c6159684c6807466ba761da1cc2343edbe73a
sha256
369ffe311f57384100ee3114f6d8ca74e08e3822b62d33a44521c4b60bec560c
sha512
16cb1fdaf8d23bff95e54de2eeafaae9484921f1417615bac9eff27b9adc8315c89769ecf05bc34e97744427e775948f97c63431dde47e487be86b6a598d01ce
ripemd-160
f3e89d1766b440aa5f1bd2ce18c82061d359d069
Diameter
42840012
Circumference
134585866.9789
Area
1.4414150391016E+15
Volume
4.1166825048062E+22
Surface area
5.7656601564064E+15
Circumference
134585866.9789
Perimeter
85680024
Area
458816657040036
Diagonal
30292462.991313
Surface area
2752899942240216
Volume
9.8278555466975E+21
Space diagonal
37100538.69043
Perimeter
64260018
Area
1.9867344033806E+14
Altitude
18550269.345215
Surface area
1.9867344033806E+14
Volume
1.1582238835986E+21
Height
10097487.663771