1981366043 is an odd 10-digits composite number following 1981366042
and preceding 1981366044 . In scientific notation, it is written as 1.981366043 × 10^9.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 1911809088 positive integers (up to 1981366043) that are relatively prime to 1981366043.
1981366043 has 8 divisors, whose sum is 2051011200
The reverse of 1981366043 is 3406631891
Previous prime number is 1609
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 41
Digital Root 5
Name
one billion nine hundred eighty-one million three hundred sixty-six thousand forty-three
Scientific notation
1.981366043 × 10^9
Engineering notation
1.981366043 × 10^9
Prime Factorization
29 × 1609 × 42463
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
1981366043
Product of the distinct prime numbers
The prime factorization of 1981366043 is 29 × 1609 × 42463.
Since it has a total of 3 prime factors.
5 , 5 , 77 , 22 , 10 , 797 , 3171 , 592 , 59598 , 4174 , 152069 , 741130 , 2345161 , 8512578 , 98549737 , 22733649 , 8171013 , 458537785 , 3510570947 , 9051527044
n×2
3962732086
n×3
5944098129
n×4
7925464172
n×5
9906830215
n÷2
990683021.5
n÷3
660455347.66667
n÷3
495341510.75
n÷5
396273208.6
n2
3925811396353477849
n3
7.7784693919572E+27
n4
1.5411995119739E+37
n5
3.0536803785132E+46
2 √n
44512.538042668
3 √n
1255.9959487323
4 √n
210.97994701551
5 √n
72.342405082448
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
-1981366042
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 1981366043 can be divided by 8 positive divisors.
The sum of these divisors (counting 1981366043) is 1, the average is 0.125.
Base
System
Value
2
Binary
1110110000110010011111100011011
3
Ternary
12010002021211020112
4
Quaternary
1312012103330123
5
Quinary
13024212203133
6
Senary
524335314535
8
Octal
16606237433
10
Decimal
1981366043
12
Duodecimal
47367ba4b
16
Hexadecimal
76193f1b
20
Vigesimal
1aj3af23
36
Base36
wrnjtn
md5
9a611fc248e30e4223f833b8d73488e4
sha1
1df6f6564263f0dc6a10b91bb3a5c39adef6a94a
sha256
e607e4ce92c4eca5ca775d95379b222e8d2123706ac09fd7a82439ef1ecba8eb
sha512
3cfbdbf91559b774f142cf1f8343339ca2a5029cbdb948f86f235c500314e52cd1f033a2f4cb8badae322680d14bfbd88e4c409196390af30b7d400d027c68ea
ripemd-160
7d1650c2bd559c68b6177f581c687b566aa159c1
Diameter
3962732086
Circumference
12449290009.522
Area
1.2333300242163E+19
Volume
3.2582376397261E+28
Surface area
4.9333200968653E+19
Circumference
12449290009.522
Perimeter
7925464172
Area
3925811396353477849
Diagonal
2802074730.0361
Surface area
2.3554868378121E+19
Volume
7.7784693919572E+27
Space diagonal
3431826654.8677
Perimeter
5944098129
Area
1.6999261998543E+18
Altitude
1715913327.4339
Surface area
1.6999261998543E+18
Volume
9.1670140905082E+26
Height
934024910.01204