642258 is an even 6-digits composite number following 642257
and preceding 642259 . In scientific notation, it is written as 6.42258 × 10^5.
The sum of its digits is 27. It has a total of 5 prime factors and 24 positive divisors.
There are 207000 positive integers (up to 642258) that are relatively prime to 642258.
642258 has 24 divisors, whose sum is 1437696
The reverse of 642258 is 852246
Previous prime number is 31
Is Prime? no
Number parity even
Number length 6
Sum of Digits 27
Digital Root 9
Name
six hundred forty-two thousand two hundred fifty-eight
Scientific notation
6.42258 × 10^5
Engineering notation
6.42258 × 10^3
Prime Factorization
2 × 3 × 3 × 31 × 1151
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
214086
Product of the distinct prime numbers
The prime factorization of 642258 is 2 × 3 × 3 × 31 × 1151.
Since it has a total of 5 prime factors.
2 , 6 , 10 , 100 , 50 , 118 , 1862 , 7756 , 27564 , 5256 , 36912 , 428739 , 6037034 , 5008913 , 58895268 , 99487128 , 232203048 , 146741291 , 4651067187 , 6623347404
n×2
1284516
n×3
1926774
n×4
2569032
n×5
3211290
n÷2
321129
n÷3
214086
n÷3
160564.5
n÷5
128451.6
n2
412495338564
n3
264928431155437512
n4
1.7015240433703E+23
n5
1.0928174290469E+29
2 √n
801.41000742441
3 √n
86.278616843187
4 √n
28.309185919493
5 √n
14.505807322135
1 , 2 , 3 , 6 , 9 , 18 , 31 , 62 , 93 , 186 , 279 , 558 , 1151 , 2302 , 3453 , 6906 , 10359 , 20718 , 35681 , 71362 , 107043 , 214086 , 321129 , 642258
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-642257
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 642258 can be divided by 24 positive divisors.
The sum of these divisors (counting 642258) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
10011100110011010010
3
Ternary
1012122000100
4
Quaternary
2130303102
5
Quinary
131023013
6
Senary
21433230
8
Octal
2346322
10
Decimal
642258
12
Duodecimal
26b816
16
Hexadecimal
9ccd2
20
Vigesimal
405ci
36
Base36
drki
md5
9baf974d91edbc8655695176ee30f622
sha1
cc15650fedfc48448c8fbca3409508209d6cefab
sha256
a05ee20f8c56a5ddfed9b83caf19131d6915134a476f49303fc2a76df7a5dde6
sha512
7a0a9b06771e32c49bc3648a30127d4a121cca45aad1c0a2880e7c2550853a9bba10d492dcd864c0296bfebaff0bba714be92f9ce745a1a767968799dc5b353a
ripemd-160
4f47adeca87d05e2a9c3d657d495d114f6243dea
Diameter
1284516
Circumference
4035426.0290185
Area
1295892325272.7
Volume
1.1097296173933E+18
Surface area
5183569301090.8
Circumference
4035426.0290185
Perimeter
2569032
Area
412495338564
Diagonal
908289.97414262
Surface area
2474972031384
Volume
264928431155437512
Space diagonal
1112423.4875676
Perimeter
1926774
Area
178615721069.54
Altitude
556211.74378379
Surface area
178615721069.54
Volume
3.1222115033187E+16
Height
302763.32471421