80821641 is an odd 8-digits composite number following 80821640
and preceding 80821642 . In scientific notation, it is written as 8.0821641 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 53881092 positive integers (up to 80821641) that are relatively prime to 80821641.
80821641 has 4 divisors, whose sum is 107762192
The reverse of 80821641 is 14612808
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
eighty million eight hundred twenty-one thousand six hundred forty-one
Scientific notation
8.0821641 × 10^7
Engineering notation
8.0821641 × 10^6
Prime Factorization
3 × 26940547
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80821641
Product of the distinct prime numbers
The prime factorization of 80821641 is 3 × 26940547.
Since it has a total of 2 prime factors.
8 , 5 , 20 , 23 , 504 , 567 , 4193 , 6610 , 31503 , 21806 , 810594 , 53494 , 6721354 , 9958634 , 84687399 , 40904427 , 778576025 , 43553704 , 8544069545 , 5405080305
n×2
161643282
n×3
242464923
n×4
323286564
n×5
404108205
n÷2
40410820.5
n÷3
26940547
n÷3
20205410.25
n÷5
16164328.2
n2
6532137653932881
n3
5.2793808442875E+23
n4
4.2668822329928E+31
n5
3.4485642402422E+39
2 √n
8990.0857059318
3 √n
432.35705969459
4 √n
94.816062489073
5 √n
38.150965460046
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
-80821640
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 80821641 can be divided by 4 positive divisors.
The sum of these divisors (counting 80821641) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110100010011110110001001
3
Ternary
12122002011110010
4
Quaternary
10310103312021
5
Quinary
131142243031
6
Senary
12004142133
8
Octal
464236611
10
Decimal
80821641
12
Duodecimal
23097949
16
Hexadecimal
4d13d89
20
Vigesimal
1552e21
36
Base36
1c4adl
md5
ae99df1e8daa130aa9604e0f1a3c2ba9
sha1
f53ab6c73cd5b30195e13afb826e2710cbcc728e
sha256
03ab08dfebfd847ecc677fa6010aeae06b66696168c7769090f6f823a876a43f
sha512
cbd48124095d7b691a84ef3952f3dd252ed3f7f611dbe8c9e4a6c275626b7377d2e16855a60258a02c1277ca1ebad025caa6e4106b18a030a8a30809a6e75fb7
ripemd-160
dbc6833a7421895bd7c4a373f1ec78aafffc7e46
Diameter
161643282
Circumference
507817347.23334
Area
2.0521315665833E+16
Volume
2.2114218767888E+24
Surface area
8.2085262663331E+16
Circumference
507817347.23334
Perimeter
323286564
Area
6532137653932881
Diagonal
114299060.83545
Surface area
39192825923597286
Volume
5.2793808442875E+23
Space diagonal
139987188.56309
Perimeter
242464923
Area
2.8284985746614E+15
Altitude
69993594.281546
Surface area
2.8284985746614E+15
Volume
6.2218099924367E+22
Height
38099686.94515