6644990 is an even 7-digits composite number following 6644989
and preceding 6644991 . In scientific notation, it is written as 6.644990 × 10^6.
The sum of its digits is 38. It has a total of 5 prime factors and 32 positive divisors.
There are 2396160 positive integers (up to 6644990) that are relatively prime to 6644990.
6644990 has 32 divisors, whose sum is 13157856
The reverse of 6644990 is 0994466
Previous prime number is 193
Is Prime? no
Number parity even
Number length 7
Sum of Digits 38
Digital Root 2
Name
six million six hundred forty-four thousand nine hundred ninety
Scientific notation
6.644990 × 10^6
Engineering notation
6.644990 × 10^6
Prime Factorization
2 × 5 × 11 × 193 × 313
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
6644990
Product of the distinct prime numbers
The prime factorization of 6644990 is 2 × 5 × 11 × 193 × 313.
Since it has a total of 5 prime factors.
6 , 6 , 8 , 49 , 681 , 622 , 2855 , 9737 , 49242 , 18222 , 424549 , 196347 , 634437 , 5730434 , 51399923 , 53242040 , 88322579 , 497199730 , 3871333581 , 7375893046
n×2
13289980
n×3
19934970
n×4
26579960
n×5
33224950
n÷2
3322495
n÷3
2214996.6666667
n÷3
1661247.5
n÷5
1328998
n2
44155892100100
n3
2.9341546144624E+20
n4
1.9497428071557E+27
n5
1.2956021456121E+34
2 √n
2577.7878112832
3 √n
188.00299904677
4 √n
50.771919515448
5 √n
23.147221437889
1 , 2 , 5 , 10 , 11 , 22 , 55 , 110 , 193 , 313 , 386 , 626 , 965 , 1565 , 1930 , 2123 , 3130 , 3443 , 4246 , 6886 , 10615 , 17215 , 21230 , 34430 , 60409 , 120818 , 302045 , 604090 , 664499 , 1328998 , 3322495 , 6644990
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-6644989
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 6644990 can be divided by 32 positive divisors.
The sum of these divisors (counting 6644990) is 1, the average is 0.03125.
Base
System
Value
2
Binary
11001010110010011111110
3
Ternary
110111121012202
4
Quaternary
121112103332
5
Quinary
3200114430
6
Senary
354231502
8
Octal
31262376
10
Decimal
6644990
12
Duodecimal
2285592
16
Hexadecimal
6564fe
20
Vigesimal
21ac9a
36
Base36
3yfb2
md5
cc80d0981dbea57aee0f3a79c1baa4d9
sha1
435bcc1036d1b3e0e635c44bc544674a41176b49
sha256
2677c0eef6e2bf8075e809b379ea5d343f961efcc3420165881bd9a393b2979e
sha512
87d6b5eeff1aeb6e6350958c50ceb667c94f5574742d546ac765296d2e1b9fd6bba0785c28e5f66875815744f734bbd223d36f6be691b8e87915abe313e9102d
ripemd-160
7309d9fd356d0d9aed83385c6fd765264fb849ca
Diameter
13289980
Circumference
41751703.534355
Area
1.3871982623438E+14
Volume
1.2290558108389E+21
Surface area
5.5487930493751E+14
Circumference
41751703.534355
Perimeter
26579960
Area
44155892100100
Diagonal
9397434.9798336
Surface area
264935352600600
Volume
2.9341546144624E+20
Space diagonal
11509460.295787
Perimeter
19934970
Area
19120062142726
Altitude
5754730.1478936
Surface area
19120062142726
Volume
3.4579343748936E+19
Height
3132478.3266112