80494987 is an odd 8-digits composite number following 80494986
and preceding 80494988 . In scientific notation, it is written as 8.0494987 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 80476776 positive integers (up to 80494987) that are relatively prime to 80494987.
80494987 has 4 divisors, whose sum is 80513200
The reverse of 80494987 is 78949408
Previous prime number is 10663
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
eighty million four hundred ninety-four thousand nine hundred eighty-seven
Scientific notation
8.0494987 × 10^7
Engineering notation
8.0494987 × 10^6
Prime Factorization
10663 × 7549
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80494987
Product of the distinct prime numbers
The prime factorization of 80494987 is 10663 × 7549.
Since it has a total of 2 prime factors.
4 , 4 , 43 , 98 , 930 , 145 , 9970 , 8362 , 20583 , 230 , 518641 , 696577 , 4664441 , 8003700 , 76036940 , 69107910 , 111336983 , 893673332 , 5181774917 , 6550985936
n×2
160989974
n×3
241484961
n×4
321979948
n×5
402474935
n÷2
40247493.5
n÷3
26831662.333333
n÷3
20123746.75
n÷5
16098997.4
n2
6479442932130169
n3
5.2156267458906E+23
n4
4.1983180710732E+31
n5
3.379435585529E+39
2 √n
8971.8998545459
3 √n
431.77379239435
4 √n
94.720113252391
5 √n
38.120076798366
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
-80494986
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 80494987 can be divided by 4 positive divisors.
The sum of these divisors (counting 80494987) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110011000100000110001011
3
Ternary
12121110120100211
4
Quaternary
10303010012023
5
Quinary
131101314422
6
Senary
11553141551
8
Octal
463040613
10
Decimal
80494987
12
Duodecimal
22b5a8b7
16
Hexadecimal
4cc418b
20
Vigesimal
1531h97
36
Base36
1bxabv
md5
7e91c5552156359e93bb9907c75bb8ba
sha1
4aa65ada9c57065819c634638938ac6b6bb9ec70
sha256
e5f603fcac2c1950c693d841cc3016d658439909126940cd3e91820bf963b982
sha512
9bd090985ad52e850216128c730c6c5c0a788d032aa9d021b73ab1ff425ae81d18fc416edd1648346681a319e97ed25602c7710f663ffeeca614f4f99eca2afd
ripemd-160
c59295244e4718337dd38b6147af0dabbc5406f4
Diameter
160989974
Circumference
505764919.62001
Area
2.0355770314934E+16
Volume
2.1847166225008E+24
Surface area
8.1423081259738E+16
Circumference
505764919.62001
Perimeter
321979948
Area
6479442932130169
Diagonal
113837102.31845
Surface area
38876657592781014
Volume
5.2156267458906E+23
Space diagonal
139421407.2386
Perimeter
241484961
Area
2.8056810907981E+15
Altitude
69710703.619298
Surface area
2.8056810907981E+15
Volume
6.1466750669286E+22
Height
37945700.772815