80688045 is an odd 8-digits composite number following 80688044
and preceding 80688046 . In scientific notation, it is written as 8.0688045 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 43033616 positive integers (up to 80688045) that are relatively prime to 80688045.
80688045 has 4 divisors, whose sum is 86067264
The reverse of 80688045 is 54088608
Previous prime number is 15
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighty million six hundred eighty-eight thousand forty-five
Scientific notation
8.0688045 × 10^7
Engineering notation
8.0688045 × 10^6
Prime Factorization
15 × 5379203
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80688045
Product of the distinct prime numbers
The prime factorization of 80688045 is 15 × 5379203.
Since it has a total of 2 prime factors.
10 , 2 , 32 , 66 , 20 , 43 , 6837 , 5836 , 25330 , 94613 , 539214 , 389128 , 4737986 , 1806336 , 57335260 , 8949021 , 152757106 , 755880801 , 8769765189 , 6401062326
n×2
161376090
n×3
242064135
n×4
322752180
n×5
403440225
n÷2
40344022.5
n÷3
26896015
n÷3
20172011.25
n÷5
16137609
n2
6510560605922025
n3
5.2532440714586E+23
n4
4.2387399403384E+31
n5
3.4201563904932E+39
2 √n
8982.6524479131
3 √n
432.11870344834
4 √n
94.776856077384
5 √n
38.13834460844
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
-80688044
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 80688045 can be divided by 4 positive divisors.
The sum of these divisors (counting 80688045) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110011110011001110101101
3
Ternary
12121211101012010
4
Quaternary
10303303032231
5
Quinary
131124004140
6
Senary
12001231433
8
Octal
463631655
10
Decimal
80688045
12
Duodecimal
23032579
16
Hexadecimal
4cf33ad
20
Vigesimal
1546025
36
Base36
1c1fal
md5
c61205765c415cc584c661eb6fd817d4
sha1
77a49e87e9c1c4b898765dc8e6bed48d046516f6
sha256
16701b1e9f8537706a03af87433933a616d61114791dca7154e89510e00ac69e
sha512
12e775e22a2406db2c60959af6285be5ec0cdf56e2e7f84224f742d189fab7825863dfbdcff256c6433b6656f504e3049a4cd4a0837a8833e168f5f3261156d3
ripemd-160
eeebe89da2f070d7a6a1536c0cfb9245365432a6
Diameter
161376090
Circumference
506977938.80905
Area
2.0453529370316E+16
Volume
2.2004737309878E+24
Surface area
8.1814117481263E+16
Circumference
506977938.80905
Perimeter
322752180
Area
6510560605922025
Diagonal
114110127.56037
Surface area
39063363635532150
Volume
5.2532440714586E+23
Space diagonal
139755793.5034
Perimeter
242064135
Area
2.8191554388033E+15
Altitude
69877896.751702
Surface area
2.8191554388033E+15
Volume
6.1910075102607E+22
Height
38036709.18679