80494990 is an even 8-digits composite number following 80494989
and preceding 80494991 . In scientific notation, it is written as 8.0494990 × 10^7.
The sum of its digits is 43. It has a total of 4 prime factors and 16 positive divisors.
There are 31669920 positive integers (up to 80494990) that are relatively prime to 80494990.
80494990 has 16 divisors, whose sum is 147267360
The reverse of 80494990 is 09949408
Previous prime number is 61
Is Prime? no
Number parity even
Number length 8
Sum of Digits 43
Digital Root 7
Name
eighty million four hundred ninety-four thousand nine hundred ninety
Scientific notation
8.0494990 × 10^7
Engineering notation
8.0494990 × 10^6
Prime Factorization
2 × 5 × 61 × 131959
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
80494990
Product of the distinct prime numbers
The prime factorization of 80494990 is 2 × 5 × 61 × 131959.
Since it has a total of 4 prime factors.
3 , 1 , 98 , 58 , 770 , 420 , 776 , 814 , 47305 , 83421 , 920760 , 330104 , 9047276 , 436524 , 12902555 , 3414560 , 54768863 , 63009217 , 3768463800 , 4239905850
n×2
160989980
n×3
241484970
n×4
321979960
n×5
402474950
n÷2
40247495
n÷3
26831663.333333
n÷3
20123747.5
n÷5
16098998
n2
6479443415100100
n3
5.2156273290405E+23
n4
4.1983186969484E+31
n5
3.3794362152767E+39
2 √n
8971.9000217345
3 √n
431.77379775833
4 √n
94.720114134932
5 √n
38.120077082509
1 , 2 , 5 , 10 , 61 , 122 , 305 , 610 , 131959 , 263918 , 659795 , 1319590 , 8049499 , 16098998 , 40247495 , 80494990
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
-80494989
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 80494990 can be divided by 16 positive divisors.
The sum of these divisors (counting 80494990) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110011000100000110001110
3
Ternary
12121110120100221
4
Quaternary
10303010012032
5
Quinary
131101314430
6
Senary
11553141554
8
Octal
463040616
10
Decimal
80494990
12
Duodecimal
22b5a8ba
16
Hexadecimal
4cc418e
20
Vigesimal
1531h9a
36
Base36
1bxaby
md5
ad255e655d8762ed01ce0637552e7f6f
sha1
4758cfe82737ab889792f924b71bd4c3e24bc112
sha256
76d863ad81a7802d819ae6aeac9d01e7e4b3ad9f4af86ccaea9338ccb100633e
sha512
a0d406ba947623c014439c70b8a06275198db38e8bc6c3bd37ec72049c26dee0ca66ca5b493dcb93c4c41590de9beb82b68b612637046b3ad922a2de3c34aa28
ripemd-160
99e67aa8ac7f07d5cd65ed857e1aae739a2eeb1d
Diameter
160989980
Circumference
505764938.46957
Area
2.0355771832229E+16
Volume
2.1847168667701E+24
Surface area
8.1423087328917E+16
Circumference
505764938.46957
Perimeter
321979960
Area
6479443415100100
Diagonal
113837106.56109
Surface area
38876660490600600
Volume
5.2156273290405E+23
Space diagonal
139421412.43475
Perimeter
241484970
Area
2.8056812999302E+15
Altitude
69710706.217374
Surface area
2.8056812999302E+15
Volume
6.1466757541773E+22
Height
37945702.187029