1666188890 is an even 10-digits composite number following 1666188889
and preceding 1666188891 . In scientific notation, it is written as 1.666188890 × 10^9.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 666475552 positive integers (up to 1666188890) that are relatively prime to 1666188890.
1666188890 has 8 divisors, whose sum is 2999140020
The reverse of 1666188890 is 0988816661
Previous prime number is 5
Is Prime? no
Number parity even
Number length 10
Sum of Digits 53
Digital Root 8
Name
one billion six hundred sixty-six million one hundred eighty-eight thousand eight hundred ninety
Scientific notation
1.666188890 × 10^9
Engineering notation
1.666188890 × 10^9
Prime Factorization
2 × 5 × 166618889
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1666188890
Product of the distinct prime numbers
The prime factorization of 1666188890 is 2 × 5 × 166618889.
Since it has a total of 3 prime factors.
3 , 1 , 93 , 81 , 557 , 218 , 6859 , 9417 , 54821 , 77438 , 471229 , 157081 , 6346555 , 4644544 , 55240055 , 98919188 , 75341645 , 638292463 , 808022843 , 324804008
n×2
3332377780
n×3
4998566670
n×4
6664755560
n×5
8330944450
n÷2
833094445
n÷3
555396296.66667
n÷3
416547222.5
n÷5
333237778
n2
2776185417159432100
n3
4.6256492986511E+27
n4
7.7072054704487E+36
n5
1.2841660127809E+46
2 √n
40818.977081745
3 √n
1185.5177972941
4 √n
202.03706858333
5 √n
69.87870481816
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-1666188889
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 1666188890 can be divided by 8 positive divisors.
The sum of these divisors (counting 1666188890) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100011010100000000011001011010
3
Ternary
11022010020011110122
4
Quaternary
1203110000121122
5
Quinary
11403021021030
6
Senary
433200113242
8
Octal
14324003132
10
Decimal
1666188890
12
Duodecimal
3a6005822
16
Hexadecimal
6350065a
20
Vigesimal
160ddc4a
36
Base36
rk07kq
md5
853bedd7757f493852d2e643121e3859
sha1
c4bdeb0dfa2799e540a2ffb5bd22420e3d013c34
sha256
7df620ef9f8d86c3fd554d29ce8624c5f679fe7eabf70bcaf42d94cc7a981bc9
sha512
bd72578ad743558008aaeb3829761e2110b00277a8817309b085b48754cc19b45c7f8d66415a26f3cc18633a3a53fa5a0f5a56f8cf9cb4a239c9f61cd01c3ec7
ripemd-160
0fc0eb856e53ae18965d94af3ae732438b6a4911
Diameter
3332377780
Circumference
10468973552.634
Area
8.7216437115512E+18
Volume
1.9375874472967E+28
Surface area
3.4886574846205E+19
Circumference
10468973552.634
Perimeter
6664755560
Area
2776185417159432100
Diagonal
2356346925.7134
Surface area
1.6657112502957E+19
Volume
4.6256492986511E+27
Space diagonal
2885923812.4868
Perimeter
4998566670
Area
1.202123548438E+18
Altitude
1442961906.2434
Surface area
1.202123548438E+18
Volume
5.4513799774449E+26
Height
785448975.23779