208020913 is an odd 9-digits composite number following 208020912
and preceding 208020914 . In scientific notation, it is written as 2.08020913 × 10^8.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 205961200 positive integers (up to 208020913) that are relatively prime to 208020913.
208020913 has 4 divisors, whose sum is 210080628
The reverse of 208020913 is 319020802
Previous prime number is 101
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 25
Digital Root 7
Name
two hundred eight million twenty thousand nine hundred thirteen
Scientific notation
2.08020913 × 10^8
Engineering notation
2.08020913 × 10^6
Prime Factorization
101 × 2059613
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
208020913
Product of the distinct prime numbers
The prime factorization of 208020913 is 101 × 2059613.
Since it has a total of 2 prime factors.
1 , 5 , 52 , 44 , 871 , 364 , 2552 , 5385 , 88964 , 16472 , 905858 , 193108 , 2667240 , 5887234 , 81494484 , 43875418 , 246095313 , 538978117 , 5051006955 , 6164862818
n×2
416041826
n×3
624062739
n×4
832083652
n×5
1040104565
n÷2
104010456.5
n÷3
69340304.333333
n÷3
52005228.25
n÷5
41604182.6
n2
43272700245353569
n3
9.0016266130138E+24
n4
1.8725265865242E+33
n5
3.8952469014554E+41
2 √n
14422.930111458
3 √n
592.51907028533
4 √n
120.09550412675
5 √n
46.091559179343
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
-208020912
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 208020913 can be divided by 4 positive divisors.
The sum of these divisors (counting 208020913) is 1, the average is 0.25.
Base
System
Value
2
Binary
1100011001100010010110110001
3
Ternary
112111102120001021
4
Quaternary
30121202112301
5
Quinary
411223132123
6
Senary
32350335441
8
Octal
1431422661
10
Decimal
208020913
12
Duodecimal
597ba581
16
Hexadecimal
c6625b1
20
Vigesimal
3502c5d
36
Base36
3fulyp
md5
41b217039ed4c1ecef4afdb72774d175
sha1
2cd26d651b05e8079b31f70b768869087c23cd95
sha256
836c9382153452dd7cd548a1a7b1e0d834c5fad2bc52bf01d3c0c088d24ea085
sha512
2405a737d5dd7f5f6b4b51f4768f42fec433351d83574701500da9d06ff76e107fbda40ad2a6318f9681ec79d1cb1c9186c505edc1112005d1f8e2bb2e87fc82
ripemd-160
6636b43636283fb87d30e43122c81ca6264f1aab
Diameter
416041826
Circumference
1307033944.1477
Area
1.359451971918E+17
Volume
3.7705925383737E+25
Surface area
5.4378078876718E+17
Circumference
1307033944.1477
Perimeter
832083652
Area
43272700245353569
Diagonal
294185996.42183
Surface area
259636201472121414
Volume
9.0016266130138E+24
Space diagonal
360302790.35287
Perimeter
624062739
Area
1.8737628851413E+16
Altitude
180151395.17643
Surface area
1.8737628851413E+16
Volume
1.0608518699619E+24
Height
98061998.807278