80405280 is an even 8-digits composite number following 80405279
and preceding 80405281 . In scientific notation, it is written as 8.0405280 × 10^7.
The sum of its digits is 27. It has a total of 7 prime factors and 24 positive divisors.
There are 21441024 positive integers (up to 80405280) that are relatively prime to 80405280.
80405280 has 24 divisors, whose sum is 161818524
The reverse of 80405280 is 08250408
Previous prime number is 45
Is Prime? no
Number parity even
Number length 8
Sum of Digits 27
Digital Root 9
Name
eighty million four hundred five thousand two hundred eighty
Scientific notation
8.0405280 × 10^7
Engineering notation
8.0405280 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 45 × 55837
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
7
Total number of prime factors
rad
Radical
5025330
Product of the distinct prime numbers
The prime factorization of 80405280 is 2 × 2 × 2 × 2 × 2 × 45 × 55837.
Since it has a total of 7 prime factors.
5 , 4 , 65 , 37 , 303 , 274 , 7598 , 1376 , 26797 , 70556 , 544778 , 504309 , 2106110 , 208199 , 50662150 , 18373448 , 32129701 , 7677364 , 1731320051 , 3279938271
n×2
160810560
n×3
241215840
n×4
321621120
n×5
402026400
n÷2
40202640
n÷3
26801760
n÷3
20101320
n÷5
16081056
n2
6465009051878400
n3
5.1982086301882E+23
n4
4.179634204087E+31
n5
3.3606465847719E+39
2 √n
8966.8991295765
3 √n
431.61333714712
4 √n
94.693712196621
5 √n
38.111576484813
1 , 2 , 4 , 8 , 16 , 32 , 45 , 90 , 180 , 360 , 720 , 1440 , 55837 , 111674 , 223348 , 446696 , 893392 , 1786784 , 2512665 , 5025330 , 10050660 , 20101320 , 40202640 , 80405280
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-80405279
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 80405280 can be divided by 24 positive divisors.
The sum of these divisors (counting 80405280) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
100110010101110001100100000
3
Ternary
12121022000022100
4
Quaternary
10302232030200
5
Quinary
131040432110
6
Senary
11551210400
8
Octal
462561440
10
Decimal
80405280
12
Duodecimal
22b16a00
16
Hexadecimal
4cae320
20
Vigesimal
152ad40
36
Base36
1bvd40
md5
4f42897da9c55f3ccf233774989f5159
sha1
24c8512f20ee03dc5910704bd2feaaf3ebdb283d
sha256
3b56b5d29365c6f8abe0b0cb2a1b65f70311317073b0fc86ba3fc736b16a22da
sha512
921594c5fde75b66b573b6352ddfdc8211311ff088ade404f3b853d495dd2d7c208a5a67e3477c817f8683f18c04c56ff1ed4fb0c47973503dde53018dfbf27b
ripemd-160
92eaa5c239026f572a91832e72f2ed1ed32b9cc2
Diameter
160810560
Circumference
505201273.91566
Area
2.0310424942773E+16
Volume
2.1774205392568E+24
Surface area
8.1241699771091E+16
Circumference
505201273.91566
Perimeter
321621120
Area
6465009051878400
Diagonal
113710237.46241
Surface area
38790054311270400
Volume
5.1982086301882E+23
Space diagonal
139266030.1568
Perimeter
241215840
Area
2.7994310373115E+15
Altitude
69633015.078401
Surface area
2.7994310373115E+15
Volume
6.1261476207142E+22
Height
37903412.487469