820123238 is an even 9-digits composite number following 820123237
and preceding 820123239 . In scientific notation, it is written as 8.20123238 × 10^8.
The sum of its digits is 29. It has a total of 4 prime factors and 12 positive divisors.
There are 372783180 positive integers (up to 820123238) that are relatively prime to 820123238.
820123238 has 12 divisors, whose sum is 1352187060
The reverse of 820123238 is 832321028
Previous prime number is 11
Is Prime? no Number parity even Number length 9 Sum of Digits 29 Digital Root 2
Name
eight hundred twenty million one hundred twenty-three thousand two hundred thirty-eight
Scientific notation
8.20123238 × 10^8
Engineering notation
8.20123238 × 10^6
Prime Factorization
2 × 11 × 11 × 3388939
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
74556658 Product of the distinct prime numbers
The prime factorization of 820123238 is 2 × 11 × 11 × 3388939.
Since it has a total of 4 prime factors.
1 , 1 , 10 , 40 , 61 , 35 , 393 , 7932 , 85635 , 62210 , 663902 , 849304 , 2353712 , 1808234 , 42199591 , 79151803 , 954644509 , 358888242 , 4802309435 , 2377024136
n×2
1640246476
n×3
2460369714
n×4
3280492952
n×5
4100616190
n÷2
410061619
n÷3
273374412.66667
n÷3
205030809.5
n÷5
164024647.6
n2
672602125507604644
n3
5.5161663305698E+26
n4
4.5239361923735E+35
n5
3.7101851985947E+44
2 √n28637.793874529
3 √n936.03705002853
4 √n169.22704829468
5 √n60.642322198729
1 , 2 , 11 , 22 , 121 , 242 , 3388939 , 6777878 , 37278329 , 74556658 , 410061619 , 820123238
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-820123237 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 820123238 can be divided by 12 positive divisors.
The sum of these divisors (counting 820123238) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110000111000100001011001100110
3
Ternary
2010011012120120202
4
Quaternary
300320201121212
5
Quinary
3134422420423
6
Senary
213214030502
8
Octal
6070413146
10
Decimal
820123238
12
Duodecimal
1aa7a8432
16
Hexadecimal
30e21666
20
Vigesimal
cg5f81i
36
Base36
dka352
md5
d263cbe2da2804e756c499e4b8ab8198
sha1
0ddda4ace6c3d9d7b130f7303bbe50750b5d10a4
sha256
132de49df6075267f5bb5b917decfac90ed785187fa0eaa705e6c602b57e7c03
sha512
1721d2e5b76f563edc2f45bae3385e69e11ed23f9cad983b37f1670ca0085064c92c3004a8313e54d4042406e0c1c99b3c97a7f088c9e8fdf7cc41077ca993eb
ripemd-160
f4e9b19e850a3ecc0edddbb93455f2500a197963
Diameter
1640246476
Circumference
5152986279.0781
Area
2.1130418962836E+18
Volume
2.3106063493463E+27
Surface area
8.4521675851343E+18
Circumference
5152986279.0781
Perimeter
3280492952
Area
672602125507604644
Diagonal
1159829405.9969
Surface area
4035612753045627864
Volume
5.5161663305698E+26
Space diagonal
1420495116.6839
Perimeter
2460369714
Area
2.912452636645E+17
Altitude
710247558.34195
Surface area
2.912452636645E+17
Volume
6.5008643641647E+25
Height
386609801.99898