80491261 is an odd 8-digits composite number following 80491260
and preceding 80491262 . In scientific notation, it is written as 8.0491261 × 10^7.
The sum of its digits is 31. It has a total of 2 prime factors and 4 positive divisors.
There are 80452800 positive integers (up to 80491261) that are relatively prime to 80491261.
80491261 has 4 divisors, whose sum is 80529724
The reverse of 80491261 is 16219408
Previous prime number is 2221
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 31
Digital Root 4
Name
eighty million four hundred ninety-one thousand two hundred sixty-one
Scientific notation
8.0491261 × 10^7
Engineering notation
8.0491261 × 10^6
Prime Factorization
2221 × 36241
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80491261
Product of the distinct prime numbers
The prime factorization of 80491261 is 2221 × 36241.
Since it has a total of 2 prime factors.
9 , 7 , 38 , 47 , 878 , 469 , 6499 , 3121 , 93480 , 28760 , 817686 , 627089 , 7295513 , 3746536 , 98119785 , 4537494 , 737956979 , 896879271 , 6401069664 , 9534574165
n×2
160982522
n×3
241473783
n×4
321965044
n×5
402456305
n÷2
40245630.5
n÷3
26830420.333333
n÷3
20122815.25
n÷5
16098252.2
n2
6478843097370121
n3
5.2149025072847E+23
n4
4.197540788034E+31
n5
3.3786535112779E+39
2 √n
8971.6922038153
3 √n
431.76713022389
4 √n
94.719017118081
5 √n
38.119723886859
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
-80491260
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 80491261 can be divided by 4 positive divisors.
The sum of these divisors (counting 80491261) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110011000011001011111101
3
Ternary
12121110101020211
4
Quaternary
10303003023331
5
Quinary
131101210021
6
Senary
11553112421
8
Octal
463031375
10
Decimal
80491261
12
Duodecimal
22b58711
16
Hexadecimal
4cc32fd
20
Vigesimal
1531831
36
Base36
1bx7gd
md5
6251c7ac7cedfc163ac9faaed8288693
sha1
48fb26e9091ca16ee691b3a04c639fb52e12fee8
sha256
d57bc8e5e556a17e0f50ca03297c213210a356f4c7a44c01e497161664b246c0
sha512
9ede281ec5de4022c4e34f4e029631ad483b955034a50a95bef26d66453b0b68b50085b4e3c9d450164b7fca76e689ff59800d7cf8bae6ae051f63c710cc9fe0
ripemd-160
f33813709655041ce531379f0a0f4ea7a12a6450
Diameter
160982522
Circumference
505741508.47156
Area
2.0353885878459E+16
Volume
2.184413254143E+24
Surface area
8.1415543513836E+16
Circumference
505741508.47156
Perimeter
321965044
Area
6478843097370121
Diagonal
113831832.95871
Surface area
38873058584220726
Volume
5.2149025072847E+23
Space diagonal
139414953.61729
Perimeter
241473783
Area
2.805421354728E+15
Altitude
69707476.808644
Surface area
2.805421354728E+15
Volume
6.1458215435462E+22
Height
37943944.319571