80961805 is an odd 8-digits composite number following 80961804
and preceding 80961806 . In scientific notation, it is written as 8.0961805 × 10^7.
The sum of its digits is 37. It has a total of 3 prime factors and 8 positive divisors.
There are 64485696 positive integers (up to 80961805) that are relatively prime to 80961805.
80961805 has 8 divisors, whose sum is 97579800
The reverse of 80961805 is 50816908
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighty million nine hundred sixty-one thousand eight hundred five
Scientific notation
8.0961805 × 10^7
Engineering notation
8.0961805 × 10^6
Prime Factorization
5 × 229 × 70709
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80961805
Product of the distinct prime numbers
The prime factorization of 80961805 is 5 × 229 × 70709.
Since it has a total of 3 prime factors.
10 , 3 , 12 , 97 , 737 , 860 , 699 , 3018 , 94288 , 36197 , 223165 , 498593 , 6136061 , 3289691 , 40097227 , 30450385 , 815982671 , 408461289 , 3862968447 , 4812185171
n×2
161923610
n×3
242885415
n×4
323847220
n×5
404809025
n÷2
40480902.5
n÷3
26987268.333333
n÷3
20240451.25
n÷5
16192361
n2
6554813868858025
n3
5.3068956226178E+23
n4
4.2965584855374E+31
n5
3.4785713027717E+39
2 √n
8997.8778053494
3 √n
432.60685210062
4 √n
94.857144197733
5 √n
38.164188864695
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
-80961804
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 80961805 can be divided by 8 positive divisors.
The sum of these divisors (counting 80961805) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110100110110000100001101
3
Ternary
12122100021201101
4
Quaternary
10310312010031
5
Quinary
131211234210
6
Senary
12011143101
8
Octal
464660415
10
Decimal
80961805
12
Duodecimal
23144a91
16
Hexadecimal
4d3610d
20
Vigesimal
15604a5
36
Base36
1c7aj1
md5
ba1a819bfbd78e17a7bd5092e766c4ab
sha1
a140a76f591a093460c99edd687701e4e13e1f41
sha256
eb0eb4eb6c5b65af00b701306e99d954155e28337e98557cd0cdad2ee66b6339
sha512
7d4b9e04a2723a77fcf3b1917b932178e4cfbe4a8908a813096748e7fbe4fafbae17fefc730d40f21f18fae1bbfddfff2e2470d91ae4e35539ab37874691e662
ripemd-160
5d1d89c55b18f0fd638eb9771c3b74333be1e32d
Diameter
161923610
Circumference
508698023.61874
Area
2.0592555096053E+16
Volume
2.2229472401845E+24
Surface area
8.2370220384211E+16
Circumference
508698023.61874
Perimeter
323847220
Area
6554813868858025
Diagonal
114497282.66521
Surface area
39328883213148150
Volume
5.3068956226178E+23
Space diagonal
140229959.73248
Perimeter
242885415
Area
2.8383176637548E+15
Altitude
70114979.866242
Surface area
2.8383176637548E+15
Volume
6.2542364696704E+22
Height
38165760.888402