820120008 is an even 9-digits composite number following 820120007
and preceding 820120009 . In scientific notation, it is written as 8.20120008 × 10^8.
The sum of its digits is 21. It has a total of 5 prime factors and 16 positive divisors.
There are 273373328 positive integers (up to 820120008) that are relatively prime to 820120008.
820120008 has 16 divisors, whose sum is 2050300080
The reverse of 820120008 is 800021028
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 21
Digital Root 3
Name
eight hundred twenty million one hundred twenty thousand eight
Scientific notation
8.20120008 × 10^8
Engineering notation
8.20120008 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 34171667
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
205030002
Product of the distinct prime numbers
The prime factorization of 820120008 is 2 × 2 × 2 × 3 × 34171667.
Since it has a total of 5 prime factors.
1 , 10 , 36 , 66 , 949 , 331 , 9801 , 9463 , 79852 , 44572 , 892855 , 302153 , 9903895 , 8718463 , 29409622 , 11306364 , 492876738 , 868874396 , 6682479082 , 1624087603
n×2
1640240016
n×3
2460360024
n×4
3280480032
n×5
4100600040
n÷2
410060004
n÷3
273373336
n÷3
205030002
n÷5
164024001.6
n2
672596827521920064
n3
5.5161011556805E+26
n4
4.5238649239255E+35
n5
3.7101121376007E+44
2 √n
28637.737480464
3 √n
936.03582118735
4 √n
169.2268816721
5 √n
60.642274431515
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 34171667 , 68343334 , 102515001 , 136686668 , 205030002 , 273373336 , 410060004 , 820120008
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-820120007
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 820120008 can be divided by 16 positive divisors.
The sum of these divisors (counting 820120008) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110000111000100000100111001000
3
Ternary
2010011012102011010
4
Quaternary
300320200213020
5
Quinary
3134422320013
6
Senary
213214003520
8
Octal
6070404710
10
Decimal
820120008
12
Duodecimal
1aa7a65a0
16
Hexadecimal
30e209c8
20
Vigesimal
cg5f008
36
Base36
dka0nc
md5
386d50a03e46e569c8f437146ad7dc4b
sha1
3d319ecc74bec388225c6e8b99c91808f368b3f9
sha256
3b949c8290c1e2c21cbf8351e6b0ea78a13bb430bcf51707e65f88c0bc864978
sha512
891d5d6ba9b8142e2af117b5a7069dc08c39a9aa34b1675957f6807016fcd36f3f20529689b96894f6ce7c8aab73597e63c4c58a31ad3b573dde592475ea5f29
ripemd-160
d5453219cc419fcacc2c7bf6a2c5aff6e9f1469a
Diameter
1640240016
Circumference
5152965984.3896
Area
2.1130252521707E+18
Volume
2.3105790489525E+27
Surface area
8.4521010086827E+18
Circumference
5152965984.3896
Perimeter
3280480032
Area
672596827521920064
Diagonal
1159824838.0871
Surface area
4035580965131520384
Volume
5.5161011556805E+26
Space diagonal
1420489522.1598
Perimeter
2460360024
Area
2.912429695694E+17
Altitude
710244761.0799
Surface area
2.912429695694E+17
Volume
6.5007875548211E+25
Height
386608279.36238