208517997 is an odd 9-digits composite number following 208517996
and preceding 208517998 . In scientific notation, it is written as 2.08517997 × 10^8.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 134527680 positive integers (up to 208517997) that are relatively prime to 208517997.
208517997 has 8 divisors, whose sum is 286992640
The reverse of 208517997 is 799715802
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
two hundred eight million five hundred seventeen thousand nine hundred ninety-seven
Scientific notation
2.08517997 × 10^8
Engineering notation
2.08517997 × 10^6
Prime Factorization
3 × 31 × 2242129
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
208517997
Product of the distinct prime numbers
The prime factorization of 208517997 is 3 × 31 × 2242129.
Since it has a total of 3 prime factors.
4 , 2 , 13 , 33 , 754 , 206 , 6574 , 4579 , 11261 , 37631 , 194590 , 730566 , 4538801 , 7297495 , 36233563 , 37092740 , 771449978 , 699266002 , 2203535273 , 1459539713
n×2
417035994
n×3
625553991
n×4
834071988
n×5
1042589985
n÷2
104258998.5
n÷3
69505999
n÷3
52129499.25
n÷5
41703599.4
n2
43479755072892009
n3
9.06631143785E+24
n4
1.8904891011987E+33
n5
3.9420100073228E+41
2 √n
14440.15224989
3 √n
592.99065341158
4 √n
120.16718458003
5 √n
46.113566109446
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-208517996
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 208517997 can be divided by 8 positive divisors.
The sum of these divisors (counting 208517997) is 1, the average is 0.125.
Base
System
Value
2
Binary
1100011011011011101101101101
3
Ternary
112112100210220210
4
Quaternary
30123123231231
5
Quinary
411340033442
6
Senary
32405133033
8
Octal
1433335555
10
Decimal
208517997
12
Duodecimal
599ba179
16
Hexadecimal
c6dbb6d
20
Vigesimal
3534ejh
36
Base36
3g59il
md5
6b9dfec37385a74dfcfed69a1db78e25
sha1
b7c6e2bd93666c02a53dda708af5e863f22add78
sha256
33de2556f332fb3c322a31302b89e3be9c5edf15414e074cb5c5b9caf3f8e058
sha512
b5ce5b4f7c62b0942157610bd13aa55072311b306b0eb821494e086b908b93be4978c32ac43f545ccd54a4e6d329707206839479da542a04925dabcbe93313f0
ripemd-160
7d55bf9d78bb1b98a48c2364895de8d9ad543ac2
Diameter
417035994
Circumference
1310157215.0329
Area
1.3659567911688E+17
Volume
3.7976876544409E+25
Surface area
5.4638271646752E+17
Circumference
1310157215.0329
Perimeter
834071988
Area
43479755072892009
Diagonal
294888979.35627
Surface area
260878530437352054
Volume
9.06631143785E+24
Space diagonal
361163765.09649
Perimeter
625553991
Area
1.8827286221725E+16
Altitude
180581882.54825
Surface area
1.8827286221725E+16
Volume
1.0684750496755E+24
Height
98296326.452091