421838 is an even 6-digits composite number following 421837
and preceding 421839 . In scientific notation, it is written as 4.21838 × 10^5.
The sum of its digits is 26. It has a total of 4 prime factors and 16 positive divisors.
There are 187776 positive integers (up to 421838) that are relatively prime to 421838.
421838 has 16 divisors, whose sum is 706320
The reverse of 421838 is 838124
Previous prime number is 19
Is Prime? no
Number parity even
Number length 6
Sum of Digits 26
Digital Root 8
Name
four hundred twenty-one thousand eight hundred thirty-eight
Scientific notation
4.21838 × 10^5
Engineering notation
4.21838 × 10^3
Prime Factorization
2 × 17 × 19 × 653
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
421838
Product of the distinct prime numbers
The prime factorization of 421838 is 2 × 17 × 19 × 653.
Since it has a total of 4 prime factors.
8 , 6 , 32 , 76 , 512 , 621 , 6575 , 2109 , 88403 , 48278 , 129738 , 923038 , 5813798 , 8546476 , 4759986 , 65913015 , 93645663 , 748439639 , 843022350 , 4761029902
n×2
843676
n×3
1265514
n×4
1687352
n×5
2109190
n÷2
210919
n÷3
140612.66666667
n÷3
105459.5
n÷5
84367.6
n2
177947298244
n3
75064932396652472
n4
3.1665240952339E+22
n5
1.3357601912853E+28
2 √n
649.49056960051
3 √n
74.997807343305
4 √n
25.485104857554
5 √n
13.33610910444
1 , 2 , 17 , 19 , 34 , 38 , 323 , 646 , 653 , 1306 , 11101 , 12407 , 22202 , 24814 , 210919 , 421838
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-421837
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 421838 can be divided by 16 positive divisors.
The sum of these divisors (counting 421838) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1100110111111001110
3
Ternary
210102122122
4
Quaternary
1212333032
5
Quinary
101444323
6
Senary
13012542
8
Octal
1467716
10
Decimal
421838
12
Duodecimal
184152
16
Hexadecimal
66fce
20
Vigesimal
2cebi
36
Base36
91hq
md5
6cc1b97cc43679fc978fb2fbaee8e658
sha1
69811035eb311f52e2072cdc771579c8403b3978
sha256
458febb3023ed7c0533b988e0f0f2529c689d173088e49ac90f3c6651a375caa
sha512
9b0202049695ec6908c3833ec0e5ed571fa3f81c116c67535793b2d6d254ac3dbecffff56d49e37693328b0d79c8fc409ca437d9c28c8d26893f0ea5b409983b
ripemd-160
9dcb47ea0ded25565aaf68e8d6832a9bee2e8caf
Diameter
843676
Circumference
2650486.32361
Area
559037924889.5
Volume
3.1443125354605E+17
Surface area
2236151699558
Circumference
2650486.32361
Perimeter
1687352
Area
177947298244
Diagonal
596569.02072434
Surface area
1067683789464
Volume
75064932396652472
Space diagonal
730644.84856324
Perimeter
1265514
Area
77053440407.055
Altitude
365322.42428162
Surface area
77053440407.055
Volume
8.8464871211638E+15
Height
198856.34024145