820121353 is an odd 9-digits composite number following 820121352
and preceding 820121354 . In scientific notation, it is written as 8.20121353 × 10^8.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 820020240 positive integers (up to 820121353) that are relatively prime to 820121353.
820121353 has 4 divisors, whose sum is 820222468
The reverse of 820121353 is 353121028
Previous prime number is 8893
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 25
Digital Root 7
Name
eight hundred twenty million one hundred twenty-one thousand three hundred fifty-three
Scientific notation
8.20121353 × 10^8
Engineering notation
8.20121353 × 10^6
Prime Factorization
8893 × 92221
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
820121353
Product of the distinct prime numbers
The prime factorization of 820121353 is 8893 × 92221.
Since it has a total of 2 prime factors.
5 , 2 , 64 , 73 , 36 , 173 , 8313 , 444 , 85163 , 23977 , 110889 , 274293 , 7230891 , 1132846 , 29280327 , 25865681 , 127787621 , 124943840 , 7356387514 , 1812132815
n×2
1640242706
n×3
2460364059
n×4
3280485412
n×5
4100606765
n÷2
410060676.5
n÷3
273373784.33333
n÷3
205030338.25
n÷5
164024270.6
n2
672599033646550609
n3
5.516128295007E+26
n4
4.5238946006227E+35
n5
3.7101425606921E+44
2 √n
28637.760963455
3 √n
936.03633288786
4 √n
169.22695105525
5 √n
60.642294322215
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
-820121352
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 820121353 can be divided by 4 positive divisors.
The sum of these divisors (counting 820121353) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000111000100000111100001001
3
Ternary
2010011012110222221
4
Quaternary
300320200330021
5
Quinary
3134422340403
6
Senary
213214014041
8
Octal
6070407411
10
Decimal
820121353
12
Duodecimal
1aa7a7321
16
Hexadecimal
30e20f09
20
Vigesimal
cg5f37d
36
Base36
dka1op
md5
3cc0c3dc9bfbd4fbec6a7db3a30db8d9
sha1
27fa0ae6e4dbc775a75295fd6e60bcd55dff9d65
sha256
16dfdd27b9b6c3fb19aedbd527fbb698260e292bf32d2b8822a5f2f1f22ea738
sha512
f0b4dac44bb68d09a3d1229cbb1e7ea1eab8504c2c8701dda33251767a0b6d2f78804c1a9b0cbbcaee48f7babbf84f6bf6ff851b854040a21d5867935850b0f8
ripemd-160
4050990683966668f316049b1506a028ebc5dee2
Diameter
1640242706
Circumference
5152974435.2738
Area
2.1130321829156E+18
Volume
2.310590417047E+27
Surface area
8.4521287316624E+18
Circumference
5152974435.2738
Perimeter
3280485412
Area
672599033646550609
Diagonal
1159826740.2044
Surface area
4035594201879303654
Volume
5.516128295007E+26
Space diagonal
1420491851.7681
Perimeter
2460364059
Area
2.9124392484939E+17
Altitude
710245925.88407
Surface area
2.9124392484939E+17
Volume
6.5008195388241E+25
Height
386608913.40146