7668821 is an odd 7-digits composite number following 7668820
and preceding 7668822 . In scientific notation, it is written as 7.668821 × 10^6.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 7335372 positive integers (up to 7668821) that are relatively prime to 7668821.
7668821 has 4 divisors, whose sum is 8002272
The reverse of 7668821 is 1288667
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 38
Digital Root 2
Name
seven million six hundred sixty-eight thousand eight hundred twenty-one
Scientific notation
7.668821 × 10^6
Engineering notation
7.668821 × 10^6
Prime Factorization
23 × 333427
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
7668821
Product of the distinct prime numbers
The prime factorization of 7668821 is 23 × 333427.
Since it has a total of 2 prime factors.
5 , 5 , 77 , 67 , 695 , 827 , 6124 , 6882 , 62313 , 10438 , 908102 , 576523 , 1605394 , 5947475 , 97551225 , 40556061 , 128257133 , 7728807 , 9701961007 , 9029627305
n×2
15337642
n×3
23006463
n×4
30675284
n×5
38344105
n÷2
3834410.5
n÷3
2556273.6666667
n÷3
1917205.25
n÷5
1533764.2
n2
58810815530041
n3
4.510096171639E+20
n4
3.4587120233085E+27
n5
2.6524243397301E+34
2 √n
2769.2636205316
3 √n
197.20119104207
4 √n
52.623793292879
5 √n
23.82021736381
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
-7668820
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 7668821 can be divided by 4 positive divisors.
The sum of these divisors (counting 7668821) is 1, the average is 0.25.
Base
System
Value
2
Binary
11101010000010001010101
3
Ternary
112102121122102
4
Quaternary
131100101111
5
Quinary
3430400241
6
Senary
432211445
8
Octal
35202125
10
Decimal
7668821
12
Duodecimal
2699b85
16
Hexadecimal
750455
20
Vigesimal
27ic11
36
Base36
4kdat
md5
12c90d004a00ae38517901981e682ae6
sha1
488604df18b743ef7659c5a8e0d48530572c801a
sha256
b2e69e82607ba39406f2bfac0f38e3273d192e8e9ed338c0aaa897f943626276
sha512
1e0600026b97dcaca7093a2e4e6abfa4713848efc9b16d2a3dd6556480559a306cf8ffcd08dd8bd5528084a40a3bec5e17f5a3e1f4a15a64c90759d33a777a18
ripemd-160
37ea75eb195f3e22abdc42ecd91ddc4ab377ee89
Diameter
15337642
Circumference
48184623.43059
Area
1.847596260208E+14
Volume
1.8891846666406E+21
Surface area
7.3903850408321E+14
Circumference
48184623.43059
Perimeter
30675284
Area
58810815530041
Diagonal
10845350.665612
Surface area
352864893180246
Volume
4.510096171639E+20
Space diagonal
13282787.606151
Perimeter
23006463
Area
25465830133148
Altitude
6641393.8030756
Surface area
25465830133148
Volume
5.3151993112824E+19
Height
3615116.8885372