80494989 is an odd 8-digits composite number following 80494988
and preceding 80494990 . In scientific notation, it is written as 8.0494989 × 10^7.
The sum of its digits is 51. It has a total of 2 prime factors and 4 positive divisors.
There are 53663324 positive integers (up to 80494989) that are relatively prime to 80494989.
80494989 has 4 divisors, whose sum is 107326656
The reverse of 80494989 is 98949408
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
eighty million four hundred ninety-four thousand nine hundred eighty-nine
Scientific notation
8.0494989 × 10^7
Engineering notation
8.0494989 × 10^6
Prime Factorization
3 × 26831663
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80494989
Product of the distinct prime numbers
The prime factorization of 80494989 is 3 × 26831663.
Since it has a total of 2 prime factors.
2 , 10 , 40 , 50 , 355 , 685 , 6120 , 386 , 32278 , 29611 , 59396 , 450919 , 1659055 , 4869737 , 95140351 , 79772356 , 295315367 , 203087945 , 3287079439 , 1638646029
n×2
160989978
n×3
241484967
n×4
321979956
n×5
402474945
n÷2
40247494.5
n÷3
26831663
n÷3
20123747.25
n÷5
16098997.8
n2
6479443254110121
n3
5.2156271346572E+23
n4
4.1983184883233E+31
n5
3.3794360053608E+39
2 √n
8971.899966005
3 √n
431.77379597034
4 √n
94.720113840752
5 √n
38.120076987794
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
-80494988
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 80494989 can be divided by 4 positive divisors.
The sum of these divisors (counting 80494989) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110011000100000110001101
3
Ternary
12121110120100220
4
Quaternary
10303010012031
5
Quinary
131101314424
6
Senary
11553141553
8
Octal
463040615
10
Decimal
80494989
12
Duodecimal
22b5a8b9
16
Hexadecimal
4cc418d
20
Vigesimal
1531h99
36
Base36
1bxabx
md5
dc16c39d48dc8ba756024b0edbd67c4c
sha1
c0bd63430bbd4b04ab4076d92fb29f3b45c36642
sha256
bd5d3e1591073b062013da1e737c1468836674606f5185d8746bf6c574eb28b6
sha512
8b8f11f8d57d867066c2971ad198d1217b5fdd8d1efe97d6fbcffdf752d394ef79350c82b4476ba411f15914c63dae94cc40c38abba454a3b1017c1fe82f0818
ripemd-160
bb17ef251acafdc17b58019b75cc20d279633b4b
Diameter
160989978
Circumference
505764932.18638
Area
2.0355771326464E+16
Volume
2.184716785347E+24
Surface area
8.1423085305857E+16
Circumference
505764932.18638
Perimeter
321979956
Area
6479443254110121
Diagonal
113837105.14687
Surface area
38876659524660726
Volume
5.2156271346572E+23
Space diagonal
139421410.7027
Perimeter
241484967
Area
2.8056812302195E+15
Altitude
69710705.351349
Surface area
2.8056812302195E+15
Volume
6.1466755250944E+22
Height
37945701.715624