820138265 is an odd 9-digits composite number following 820138264
and preceding 820138266 . In scientific notation, it is written as 8.20138265 × 10^8.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 656110608 positive integers (up to 820138265) that are relatively prime to 820138265.
820138265 has 4 divisors, whose sum is 984165924
The reverse of 820138265 is 562831028
Previous prime number is 5
Is Prime? no Number parity odd Number length 9 Sum of Digits 35 Digital Root 8
Name
eight hundred twenty million one hundred thirty-eight thousand two hundred sixty-five
Scientific notation
8.20138265 × 10^8
Engineering notation
8.20138265 × 10^6
Prime Factorization
5 × 164027653
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
820138265 Product of the distinct prime numbers
The prime factorization of 820138265 is 5 × 164027653.
Since it has a total of 2 prime factors.
10 , 6 , 60 , 8 , 474 , 952 , 5581 , 3003 , 97254 , 66331 , 121229 , 727291 , 283790 , 4325630 , 28439722 , 5991208 , 269345433 , 727900142 , 1930947235 , 3915676606
n×2
1640276530
n×3
2460414795
n×4
3280553060
n×5
4100691325
n÷2
410069132.5
n÷3
273379421.66667
n÷3
205034566.25
n÷5
164027653
n2
672626773717210225
n3
5.5164695518898E+26
n4
4.5242677672122E+35
n5
3.7105251169969E+44
2 √n28638.056236414
3 √n936.04276695098
4 √n169.22782347006
5 √n60.642544425208
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
-820138264 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 820138265 can be divided by 4 positive divisors.
The sum of these divisors (counting 820138265) is 1, the average is 0.25.
Base
System
Value
2
Binary
110000111000100101000100011001
3
Ternary
2010011020100012022
4
Quaternary
300320211010121
5
Quinary
3134423411030
6
Senary
213214224225
8
Octal
6070450431
10
Decimal
820138265
12
Duodecimal
1aa7b5075
16
Hexadecimal
30e25119
20
Vigesimal
cg5h5d5
36
Base36
dkaeqh
md5
2864b68c1b27b50369edd11f9a384cf2
sha1
df3bbce5615452ef717d476e2b06d1c9aef167e8
sha256
5d9aa5be68815961f4750823ad52804179a9a7fa0d8e3e334e8d6395a5380e90
sha512
7b2412193de4d36ec869b1f824f10d40adb5cb31932fd774342886e0aee31e741edb7a55fe5095b606aa85ca1d8270821066643005bb73a2fdd0fcfa24a24ba1
ripemd-160
b0e677c86355001bbda2f9ebaf4e2273cff5874a
Diameter
1640276530
Circumference
5153080696.5038
Area
2.1131193309178E+18
Volume
2.3107333623958E+27
Surface area
8.4524773236712E+18
Circumference
5153080696.5038
Perimeter
3280553060
Area
672626773717210225
Diagonal
1159850657.3841
Surface area
4035760642303261350
Volume
5.5164695518898E+26
Space diagonal
1420521144.2114
Perimeter
2460414795
Area
2.9125593665234E+17
Altitude
710260572.10569
Surface area
2.9125593665234E+17
Volume
6.5012217139173E+25
Height
386616885.79471