80494781 is an odd 8-digits composite number following 80494780
and preceding 80494782 . In scientific notation, it is written as 8.0494781 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 80469312 positive integers (up to 80494781) that are relatively prime to 80494781.
80494781 has 4 divisors, whose sum is 80520252
The reverse of 80494781 is 18749408
Previous prime number is 3697
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
eighty million four hundred ninety-four thousand seven hundred eighty-one
Scientific notation
8.0494781 × 10^7
Engineering notation
8.0494781 × 10^6
Prime Factorization
3697 × 21773
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80494781
Product of the distinct prime numbers
The prime factorization of 80494781 is 3697 × 21773.
Since it has a total of 2 prime factors.
7 , 2 , 51 , 52 , 824 , 122 , 2036 , 9634 , 24460 , 75229 , 277336 , 136174 , 221480 , 1643537 , 52133394 , 1778980 , 634992950 , 708984302 , 3388948586 , 3300471296
n×2
160989562
n×3
241484343
n×4
321979124
n×5
402473905
n÷2
40247390.5
n÷3
26831593.666667
n÷3
20123695.25
n÷5
16098956.2
n2
6479409768237961
n3
5.2155867030358E+23
n4
4.1982750944738E+31
n5
3.3793923430742E+39
2 √n
8971.8883742499
3 √n
431.77342406716
4 √n
94.72005265122
5 √n
38.120057287228
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
-80494780
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 80494781 can be divided by 4 positive divisors.
The sum of these divisors (counting 80494781) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110011000100000010111101
3
Ternary
12121110120002012
4
Quaternary
10303010002331
5
Quinary
131101313111
6
Senary
11553141005
8
Octal
463040275
10
Decimal
80494781
12
Duodecimal
22b5a765
16
Hexadecimal
4cc40bd
20
Vigesimal
1531gj1
36
Base36
1bxa65
md5
729b58c05359841c952e84d3313e6b5e
sha1
99ec08b7e4e3b7c1086595326ea39856fe62e7c8
sha256
72a49c8ed07f43dd9489e8fa95b57d4ef48d9e05a8e6038be5498b66cf577f8e
sha512
e312dfa9660e4cf9a86eddc51a52bb6cda44f23ed1e3c5115aea61c446dc1a26051429c0423779a9457bcb6de6b00c137b90f9817475283c4e8bfd966af9b33b
ripemd-160
3a49cea45b141bea0fc6afcd2fa5eabe3534396a
Diameter
160989562
Circumference
505763625.28384
Area
2.0355666127494E+16
Volume
2.184699849389E+24
Surface area
8.1422664509977E+16
Circumference
505763625.28384
Perimeter
321979124
Area
6479409768237961
Diagonal
113836810.99045
Surface area
38876458609427766
Volume
5.2155867030358E+23
Space diagonal
139421050.43613
Perimeter
241484343
Area
2.8056667304116E+15
Altitude
69710525.218065
Surface area
2.8056667304116E+15
Volume
6.1466278759716E+22
Height
37945603.663484