80491285 is an odd 8-digits composite number following 80491284
and preceding 80491286 . In scientific notation, it is written as 8.0491285 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 54675648 positive integers (up to 80491285) that are relatively prime to 80491285.
80491285 has 16 divisors, whose sum is 111424896
The reverse of 80491285 is 58219408
Previous prime number is 107
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
eighty million four hundred ninety-one thousand two hundred eighty-five
Scientific notation
8.0491285 × 10^7
Engineering notation
8.0491285 × 10^6
Prime Factorization
5 × 7 × 107 × 21493
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
80491285
Product of the distinct prime numbers
The prime factorization of 80491285 is 5 × 7 × 107 × 21493.
Since it has a total of 4 prime factors.
1 , 2 , 44 , 62 , 69 , 538 , 4479 , 4190 , 95799 , 3631 , 187137 , 873617 , 2203376 , 9100803 , 88026701 , 30677522 , 766779036 , 435760881 , 3363574187 , 1314181212
n×2
160982570
n×3
241473855
n×4
321965140
n×5
402456425
n÷2
40245642.5
n÷3
26830428.333333
n÷3
20122821.25
n÷5
16098257
n2
6478846960951225
n3
5.2149071720531E+23
n4
4.1975457943427E+31
n5
3.3786585483299E+39
2 √n
8971.6935413555
3 √n
431.76717313708
4 √n
94.719024178649
5 √n
38.119726160082
1 , 5 , 7 , 35 , 107 , 535 , 749 , 3745 , 21493 , 107465 , 150451 , 752255 , 2299751 , 11498755 , 16098257 , 80491285
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-80491284
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 80491285 can be divided by 16 positive divisors.
The sum of these divisors (counting 80491285) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110011000011001100010101
3
Ternary
12121110101021201
4
Quaternary
10303003030111
5
Quinary
131101210120
6
Senary
11553112501
8
Octal
463031425
10
Decimal
80491285
12
Duodecimal
22b58731
16
Hexadecimal
4cc3315
20
Vigesimal
1531845
36
Base36
1bx7h1
md5
e6f14370ec2d278737fbc09318fbf26a
sha1
d69022e8b12d0d64536423bb3a920a97f5ac5456
sha256
a77f6a497b0fc197d1525a84b87866993f2ca6a269c26cc65d35fe3893e0bc65
sha512
3ab01504b0d322b6bb07ae8180aa0fd270ba3625cc0f34b7647587af44bfa97d0ff3abd84b038e7fc7b55691c2a80af579e908d39f9efb1bb6856fb7363a41ca
ripemd-160
e579c4f6e302365667b3d5cf24f0cb2ecc0ed3fb
Diameter
160982570
Circumference
505741659.268
Area
2.0353898016257E+16
Volume
2.1844152081166E+24
Surface area
8.1415592065028E+16
Circumference
505741659.268
Perimeter
321965140
Area
6478846960951225
Diagonal
113831866.89984
Surface area
38873081765707350
Volume
5.2149071720531E+23
Space diagonal
139414995.18651
Perimeter
241473855
Area
2.8054230277077E+15
Altitude
69707497.593253
Surface area
2.8054230277077E+15
Volume
6.1458270410285E+22
Height
37943955.633279