645093 is an odd 6-digits composite number following 645092
and preceding 645094 . In scientific notation, it is written as 6.45093 × 10^5.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 426816 positive integers (up to 645093) that are relatively prime to 645093.
645093 has 12 divisors, whose sum is 938860
The reverse of 645093 is 390546
Previous prime number is 313
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 27
Digital Root 9
Name
six hundred forty-five thousand ninety-three
Scientific notation
6.45093 × 10^5
Engineering notation
6.45093 × 10^3
Prime Factorization
3 × 3 × 313 × 229
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
215031
Product of the distinct prime numbers
The prime factorization of 645093 is 3 × 3 × 313 × 229.
Since it has a total of 4 prime factors.
3 , 7 , 14 , 17 , 851 , 690 , 6342 , 4426 , 98947 , 65036 , 500690 , 559127 , 4206524 , 1718540 , 5804538 , 98011000 , 680898754 , 76784796 , 3331360984 , 7914418190
n×2
1290186
n×3
1935279
n×4
2580372
n×5
3225465
n÷2
322546.5
n÷3
215031
n÷3
161273.25
n÷5
129018.6
n2
416144978649
n3
268452212711619357
n4
1.7317664325478E+23
n5
1.1171504032715E+29
2 √n
803.17681739453
3 √n
86.405378394612
4 √n
28.340374334058
5 √n
14.51859082818
1 , 3 , 9 , 229 , 313 , 687 , 939 , 2061 , 2817 , 71677 , 215031 , 645093
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-645092
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 645093 can be divided by 12 positive divisors.
The sum of these divisors (counting 645093) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
10011101011111100101
3
Ternary
1012202220100
4
Quaternary
2131133211
5
Quinary
131120333
6
Senary
21454313
8
Octal
2353745
10
Decimal
645093
12
Duodecimal
271399
16
Hexadecimal
9d7e5
20
Vigesimal
40ced
36
Base36
dtr9
md5
b0a0ffcf3088c496567d3ad1a76e327a
sha1
f2e651e25d6e459c57a9d41b4eb17c40416db492
sha256
55bb20b87c7f3a2fbe73169d8339f26b91c10a3442d9300aa159a8b7a3128542
sha512
49349b7ca398b054656b67b13005ec242b7fce88ac05d79c1d95f37c633946835112c13cf53198cdb4d743aae7de3d8863c654a5e49b7f982b885668a000d8d2
ripemd-160
be52afd5409d9da56945089e74d9a6d66368de7b
Diameter
1290186
Circumference
4053238.8593644
Area
1307358007752
Volume
1.1244899990597E+18
Surface area
5229432031007.9
Circumference
4053238.8593644
Perimeter
2580372
Area
416144978649
Diagonal
912299.26959195
Surface area
2496869871894
Volume
268452212711619357
Space diagonal
1117333.851607
Perimeter
1935279
Area
180196061583.68
Altitude
558666.92580351
Surface area
180196061583.68
Volume
3.1637396672153E+16
Height
304099.75653065