642023 is an odd 6-digits composite number following 642022
and preceding 642024 . In scientific notation, it is written as 6.42023 × 10^5.
The sum of its digits is 17. It has a total of 2 prime factors and 4 positive divisors.
There are 638568 positive integers (up to 642023) that are relatively prime to 642023.
642023 has 4 divisors, whose sum is 645480
The reverse of 642023 is 320246
Previous prime number is 197
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 17
Digital Root 8
Name
six hundred forty-two thousand twenty-three
Scientific notation
6.42023 × 10^5
Engineering notation
6.42023 × 10^3
Prime Factorization
197 × 3259
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
642023
Product of the distinct prime numbers
The prime factorization of 642023 is 197 × 3259.
Since it has a total of 2 prime factors.
8 , 4 , 49 , 2 , 559 , 934 , 2375 , 1891 , 41062 , 99200 , 786997 , 404758 , 6048534 , 6069562 , 53699355 , 84251327 , 932948442 , 446440012 , 7905358859 , 6866377734
n×2
1284046
n×3
1926069
n×4
2568092
n×5
3210115
n÷2
321011.5
n÷3
214007.66666667
n÷3
160505.75
n÷5
128404.6
n2
412193532529
n3
264637728334866167
n4
1.6990350825874E+23
n5
1.090819600828E+29
2 √n
801.26337742343
3 √n
86.268092542791
4 √n
28.306596005585
5 √n
14.504745641705
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
-642022
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 642023 can be divided by 4 positive divisors.
The sum of these divisors (counting 642023) is 1, the average is 0.25.
Base
System
Value
2
Binary
10011100101111100111
3
Ternary
1012121200122
4
Quaternary
2130233213
5
Quinary
131021043
6
Senary
21432155
8
Octal
2345747
10
Decimal
642023
12
Duodecimal
26b65b
16
Hexadecimal
9cbe7
20
Vigesimal
40513
36
Base36
drdz
md5
de95b3fda4a822b704caba0f86c976e1
sha1
24a6b3477d28e0f65a825507fcf91433a199c89c
sha256
a9062fce4b7566e936ad89e0095a68a20ab33f9b7c4f5f9de9d7be761c73e749
sha512
b594db57aa1c51fe4abff3c94ee79f4126827d269af59de3ffe5ae91196e18ae4d3c85531656d9979b2f0054b76af36af213ec2634b85f430aac1028a8c3dcd8
ripemd-160
180c02a82105901723864c65ed2f11da201a81d5
Diameter
1284046
Circumference
4033949.4804714
Area
1294944173650.3
Volume
1.108511924266E+18
Surface area
5179776694601.3
Circumference
4033949.4804714
Perimeter
2568092
Area
412193532529
Diagonal
907957.63395546
Surface area
2473161195174
Volume
264637728334866167
Space diagonal
1112016.4556278
Perimeter
1926069
Area
178485035222.88
Altitude
556008.2278139
Surface area
178485035222.88
Volume
3.1187855377231E+16
Height
302652.54465182