80821709 is an odd 8-digits composite number following 80821708
and preceding 80821710 . In scientific notation, it is written as 8.0821709 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 80724540 positive integers (up to 80821709) that are relatively prime to 80821709.
80821709 has 4 divisors, whose sum is 80918880
The reverse of 80821709 is 90712808
Previous prime number is 839
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
eighty million eight hundred twenty-one thousand seven hundred nine
Scientific notation
8.0821709 × 10^7
Engineering notation
8.0821709 × 10^6
Prime Factorization
839 × 96331
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80821709
Product of the distinct prime numbers
The prime factorization of 80821709 is 839 × 96331.
Since it has a total of 2 prime factors.
4 , 10 , 58 , 34 , 7 , 378 , 7457 , 2465 , 80595 , 46532 , 175195 , 668179 , 543666 , 5628242 , 64090958 , 6541892 , 971054520 , 361643490 , 9007586341 , 3058392355
n×2
161643418
n×3
242465127
n×4
323286836
n×5
404108545
n÷2
40410854.5
n÷3
26940569.666667
n÷3
20205427.25
n÷5
16164341.8
n2
6532148645680681
n3
5.2793941698595E+23
n4
4.2668965929268E+31
n5
3.4485787476662E+39
2 √n
8990.089487875
3 √n
432.35718095037
4 √n
94.816082432649
5 √n
38.150971879774
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
-80821708
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 80821709 can be divided by 4 positive divisors.
The sum of these divisors (counting 80821709) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110100010011110111001101
3
Ternary
12122002011112122
4
Quaternary
10310103313031
5
Quinary
131142243314
6
Senary
12004142325
8
Octal
464236715
10
Decimal
80821709
12
Duodecimal
230979a5
16
Hexadecimal
4d13dcd
20
Vigesimal
1552e59
36
Base36
1c4afh
md5
2b5e9a24c5558787f2215a124e9a037a
sha1
8b52df70f1ae09953e762ee70f0448b0831bb8e9
sha256
248757e2040252ca2ba53c5b72084d35c497ff3d03cbcb99adae371984a8d157
sha512
36582657426f773455af60fba9f7940847c8f1ddf350119eb6daa05b512f7ca3205092828921f36ef9f51e923c6c1f08e292f9276fca60496e257f5f455a2ee9
ripemd-160
a3f20031223d597a6358d2828738e5dce1e649a3
Diameter
161643418
Circumference
507817774.48994
Area
2.0521350197427E+16
Volume
2.2114274585914E+24
Surface area
8.2085400789708E+16
Circumference
507817774.48994
Perimeter
323286836
Area
6532148645680681
Diagonal
114299157.00197
Surface area
39192891874084086
Volume
5.2793941698595E+23
Space diagonal
139987306.34255
Perimeter
242465127
Area
2.8285033342278E+15
Altitude
69993653.171273
Surface area
2.8285033342278E+15
Volume
6.2218256967739E+22
Height
38099719.000657