80491394 is an even 8-digits composite number following 80491393
and preceding 80491395 . In scientific notation, it is written as 8.0491394 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 40245696 positive integers (up to 80491394) that are relatively prime to 80491394.
80491394 has 4 divisors, whose sum is 120737094
The reverse of 80491394 is 49319408
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty million four hundred ninety-one thousand three hundred ninety-four
Scientific notation
8.0491394 × 10^7
Engineering notation
8.0491394 × 10^6
Prime Factorization
2 × 40245697
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80491394
Product of the distinct prime numbers
The prime factorization of 80491394 is 2 × 40245697.
Since it has a total of 2 prime factors.
6 , 9 , 88 , 21 , 855 , 645 , 5083 , 3345 , 99725 , 83173 , 742590 , 428483 , 1932015 , 706563 , 69540036 , 4187008 , 956797468 , 689227010 , 3793836642 , 6481713668
n×2
160982788
n×3
241474182
n×4
321965576
n×5
402456970
n÷2
40245697
n÷3
26830464.666667
n÷3
20122848.5
n÷5
16098278.8
n2
6478864508063236
n3
5.2149283579113E+23
n4
4.1975685313841E+31
n5
3.3786814250164E+39
2 √n
8971.6996160148
3 √n
431.76736803437
4 √n
94.719056245376
5 √n
38.1197364843
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
-80491393
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 80491394 can be divided by 4 positive divisors.
The sum of these divisors (counting 80491394) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110011000011001110000010
3
Ternary
12121110101102202
4
Quaternary
10303003032002
5
Quinary
131101211034
6
Senary
11553113202
8
Octal
463031602
10
Decimal
80491394
12
Duodecimal
22b58802
16
Hexadecimal
4cc3382
20
Vigesimal
153189e
36
Base36
1bx7k2
md5
c0b946080614f19efc5eca1d1f816d74
sha1
26c6c67d26b5c77c172ac20d4431945e392d41d8
sha256
dfdc2ec75098490ee23f78ca1c51c5517b789e4b277a7349c076aa68c6cbf0a7
sha512
4c7282bbf2e0d4537edcc97d6f1c58a7f7d6f33cf82428d5db43f69520680be139248cffcbdb7703c87bf7de1c420d4dc492dd8fb9a923b71ebcb97f2d076c68
ripemd-160
8c358deeac545d2fbc84dd1f2e31c082feaa724e
Diameter
160982788
Circumference
505742344.1352
Area
2.0353953142135E+16
Volume
2.1844240824282E+24
Surface area
8.141581256854E+16
Circumference
505742344.1352
Perimeter
321965576
Area
6478864508063236
Diagonal
113832021.04912
Surface area
38873187048379416
Volume
5.2149283579113E+23
Space diagonal
139415183.98004
Perimeter
241474182
Area
2.8054306258301E+15
Altitude
69707591.990022
Surface area
2.8054306258301E+15
Volume
6.1458520088019E+22
Height
37944007.016372