80821489 is an odd 8-digits composite number following 80821488
and preceding 80821490 . In scientific notation, it is written as 8.0821489 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 69275556 positive integers (up to 80821489) that are relatively prime to 80821489.
80821489 has 4 divisors, whose sum is 92367424
The reverse of 80821489 is 98412808
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighty million eight hundred twenty-one thousand four hundred eighty-nine
Scientific notation
8.0821489 × 10^7
Engineering notation
8.0821489 × 10^6
Prime Factorization
7 × 11545927
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80821489
Product of the distinct prime numbers
The prime factorization of 80821489 is 7 × 11545927.
Since it has a total of 2 prime factors.
7 , 2 , 94 , 88 , 69 , 935 , 8100 , 2911 , 88823 , 77692 , 333442 , 401410 , 9167934 , 5856324 , 29074258 , 28478447 , 572133207 , 783024468 , 5773238018 , 2774291573
n×2
161642978
n×3
242464467
n×4
323285956
n×5
404107445
n÷2
40410744.5
n÷3
26940496.333333
n÷3
20205372.25
n÷5
16164297.8
n2
6532113084177121
n3
5.2793510577958E+23
n4
4.2668501344478E+31
n5
3.4485318120592E+39
2 √n
8990.0772521709
3 √n
432.35678865203
4 √n
94.816017909269
5 √n
38.15095111005
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
-80821488
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 80821489 can be divided by 4 positive divisors.
The sum of these divisors (counting 80821489) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110100010011110011110001
3
Ternary
12122002011020111
4
Quaternary
10310103303301
5
Quinary
131142241424
6
Senary
12004141321
8
Octal
464236361
10
Decimal
80821489
12
Duodecimal
23097841
16
Hexadecimal
4d13cf1
20
Vigesimal
1552de9
36
Base36
1c4a9d
md5
92e25c0700b83e7f92a085a5eb11b9ce
sha1
7c08a396af7806bcbdf4ed8bcf31f6a75b02c54f
sha256
48a40cb0fc611a5e3f7766e589f7584e4d772e3bc3c87abf8452ddd3fbc98746
sha512
c260a8e7233ef465fb706c472d9462c23c9a7f32fc148a40e9d54f23579810fdda69af95c2017eab498cc45247f8a234a0b0eb552356c847e789d4f3b24610e8
ripemd-160
c61693415b85ecbd69b5c095128b7c334b963e46
Diameter
161642978
Circumference
507816392.18918
Area
2.0521238477669E+16
Volume
2.2114093998524E+24
Surface area
8.2084953910674E+16
Circumference
507816392.18918
Perimeter
323285956
Area
6532113084177121
Diagonal
114298845.87499
Surface area
39192678505062726
Volume
5.2793510577958E+23
Space diagonal
139986925.29137
Perimeter
242464467
Area
2.8284879356451E+15
Altitude
69993462.645685
Surface area
2.8284879356451E+15
Volume
6.2217748887196E+22
Height
38099615.291663