80821321 is an odd 8-digits composite number following 80821320
and preceding 80821322 . In scientific notation, it is written as 8.0821321 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 69229728 positive integers (up to 80821321) that are relatively prime to 80821321.
80821321 has 8 divisors, whose sum is 92428160
The reverse of 80821321 is 12312808
Previous prime number is 2089
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
eighty million eight hundred twenty-one thousand three hundred twenty-one
Scientific notation
8.0821321 × 10^7
Engineering notation
8.0821321 × 10^6
Prime Factorization
7 × 2089 × 5527
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
80821321
Product of the distinct prime numbers
The prime factorization of 80821321 is 7 × 2089 × 5527.
Since it has a total of 3 prime factors.
1 , 5 , 52 , 70 , 465 , 332 , 8397 , 5238 , 15988 , 61856 , 385233 , 555972 , 9788894 , 5939362 , 19695879 , 3328006 , 378925209 , 244749320 , 6388494959 , 2756471191
n×2
161642642
n×3
242463963
n×4
323285284
n×5
404106605
n÷2
40410660.5
n÷3
26940440.333333
n÷3
20205330.25
n÷5
16164264.2
n2
6532085928185041
n3
5.2793181360143E+23
n4
4.2668146573193E+31
n5
3.4484959706671E+39
2 √n
8990.0679085311
3 √n
432.35648907827
4 √n
94.815968636781
5 √n
38.150935249503
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-80821320
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 80821321 can be divided by 8 positive divisors.
The sum of these divisors (counting 80821321) is 1, the average is 0.125.
Base
System
Value
2
Binary
100110100010011110001001001
3
Ternary
12122002011000021
4
Quaternary
10310103301021
5
Quinary
131142240241
6
Senary
12004140441
8
Octal
464236111
10
Decimal
80821321
12
Duodecimal
23097721
16
Hexadecimal
4d13c49
20
Vigesimal
1552d61
36
Base36
1c4a4p
md5
668b39076fa83b6bc87a002e59f40a23
sha1
b13fe9e5352a4af17b1810ef2ea90e405615ffb4
sha256
731764dd47d6110ed5901718b0d36456ddb88c7b334c4f77678e9203c6647721
sha512
91db8350b3ab2be3b4a81d9aa4a1fe22fa7601a25d610837ad773338153400d64e3061cfe2643b5988e8aadf94cd986578964cc01be389911069af76d4ff0833
ripemd-160
07cac69c8c6221f951e53924b30eebd4f4aadbc7
Diameter
161642642
Circumference
507815336.61404
Area
2.0521153164603E+16
Volume
2.2113956096088E+24
Surface area
8.2084612658414E+16
Circumference
507815336.61404
Perimeter
323285284
Area
6532085928185041
Diagonal
114298608.28711
Surface area
39192515569110246
Volume
5.2793181360143E+23
Space diagonal
139986634.30683
Perimeter
242463963
Area
2.8284761767556E+15
Altitude
69993317.153417
Surface area
2.8284761767556E+15
Volume
6.221736090028E+22
Height
38099536.095703