421906 is an even 6-digits composite number following 421905
and preceding 421907 . In scientific notation, it is written as 4.21906 × 10^5.
The sum of its digits is 22. It has a total of 3 prime factors and 8 positive divisors.
There are 198528 positive integers (up to 421906) that are relatively prime to 421906.
421906 has 8 divisors, whose sum is 670140
The reverse of 421906 is 609124
Previous prime number is 17
Is Prime? no
Number parity even
Number length 6
Sum of Digits 22
Digital Root 4
Name
four hundred twenty-one thousand nine hundred six
Scientific notation
4.21906 × 10^5
Engineering notation
4.21906 × 10^3
Prime Factorization
2 × 17 × 12409
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
421906
Product of the distinct prime numbers
The prime factorization of 421906 is 2 × 17 × 12409.
Since it has a total of 3 prime factors.
7 , 5 , 69 , 17 , 875 , 567 , 5496 , 7541 , 21593 , 26402 , 859102 , 704706 , 1002172 , 3433672 , 21303825 , 77901813 , 609555905 , 682769667 , 8462560917 , 6141340168
n×2
843812
n×3
1265718
n×4
1687624
n×5
2109530
n÷2
210953
n÷3
140635.33333333
n÷3
105476.5
n÷5
84381.2
n2
178004672836
n3
75101239497545416
n4
3.1685663551451E+22
n5
1.3368371566339E+28
2 √n
649.54291621108
3 √n
75.001836992043
4 √n
25.486131840887
5 √n
13.336539031071
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
-421905
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 421906 can be divided by 8 positive divisors.
The sum of these divisors (counting 421906) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100111000000010010
3
Ternary
210102202011
4
Quaternary
1213000102
5
Quinary
102000111
6
Senary
13013134
8
Octal
1470022
10
Decimal
421906
12
Duodecimal
1841aa
16
Hexadecimal
67012
20
Vigesimal
2cef6
36
Base36
91jm
md5
beb498a19e31947e064cc6b4f4825501
sha1
3f1a9d78ca3822025fbb118ad4660bb3428495e0
sha256
9cc0fc11536c68b7651a18eaef1f3d729b7e36952595122ff55a96b30d40370e
sha512
012d5778da76e082596140310967e9e9cf44f2f79a501a5a8e32800381efe49ca919ec95f725b63162dd074cd62cdbcae5a35928fcd1d620723a0bf698b2d631
ripemd-160
e94db98eb0ce083106c5ad68dd57eb22ea555a7c
Diameter
843812
Circumference
2650913.5802109
Area
559218172486.23
Volume
3.1458333637464E+17
Surface area
2236872689944.9
Circumference
2650913.5802109
Perimeter
1687624
Area
178004672836
Diagonal
596665.18724658
Surface area
1068028037016
Volume
75101239497545416
Space diagonal
730762.62801815
Perimeter
1265718
Area
77078284334.157
Altitude
365381.31400908
Surface area
77078284334.157
Volume
8.8507659540382E+15
Height
198888.39574886