80491661 is an odd 8-digits composite number following 80491660
and preceding 80491662 . In scientific notation, it is written as 8.0491661 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 80392800 positive integers (up to 80491661) that are relatively prime to 80491661.
80491661 has 4 divisors, whose sum is 80590524
The reverse of 80491661 is 16619408
Previous prime number is 821
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
eighty million four hundred ninety-one thousand six hundred sixty-one
Scientific notation
8.0491661 × 10^7
Engineering notation
8.0491661 × 10^6
Prime Factorization
821 × 98041
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80491661
Product of the distinct prime numbers
The prime factorization of 80491661 is 821 × 98041.
Since it has a total of 2 prime factors.
2 , 3 , 45 , 62 , 395 , 634 , 1150 , 2175 , 74054 , 97313 , 590399 , 21894 , 8420304 , 3298228 , 93792110 , 64564775 , 951887386 , 359323770 , 6600132874 , 9514879326
n×2
160983322
n×3
241474983
n×4
321966644
n×5
402458305
n÷2
40245830.5
n÷3
26830553.666667
n÷3
20122915.25
n÷5
16098332.2
n2
6478907490538921
n3
5.2149802537882E+23
n4
4.1976242270961E+31
n5
3.3787374629281E+39
2 √n
8971.7144961261
3 √n
431.76784544259
4 √n
94.719134794012
5 √n
38.119761773852
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
-80491660
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 80491661 can be divided by 4 positive divisors.
The sum of these divisors (counting 80491661) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110011000011010010001101
3
Ternary
12121110101210122
4
Quaternary
10303003102031
5
Quinary
131101213121
6
Senary
11553114325
8
Octal
463032215
10
Decimal
80491661
12
Duodecimal
22b589a5
16
Hexadecimal
4cc348d
20
Vigesimal
1531931
36
Base36
1bx7rh
md5
84991fbc4f1a7b835c4e289ef8aa11d3
sha1
09f05e5c8b53f7944c8da502a2a6153287be2221
sha256
7029e0a10498a510879aa54dc1cb865975416bb627c64448d291c54ea3d73159
sha512
a0716536786e08815ae24d61b05e057abf23d731e6534a75981b4adb949d9152ea5ef6ae04640795d854152b26b99b7d9d157b38997783ab28a105405651de87
ripemd-160
032738225464ca87e050c9d33c33658907d75bd5
Diameter
160983322
Circumference
505744021.74568
Area
2.0354088175565E+16
Volume
2.1844458205222E+24
Surface area
8.141635270226E+16
Circumference
505744021.74568
Perimeter
321966644
Area
6478907490538921
Diagonal
113832398.64414
Surface area
38873444943233526
Volume
5.2149802537882E+23
Space diagonal
139415646.43761
Perimeter
241474983
Area
2.805449237788E+15
Altitude
69707823.218805
Surface area
2.805449237788E+15
Volume
6.1459131686793E+22
Height
37944132.881379