688005993 is an odd 9-digits composite number following 688005992
and preceding 688005994 . In scientific notation, it is written as 6.88005993 × 10^8.
The sum of its digits is 48. It has a total of 2 prime factors and 4 positive divisors.
There are 458670660 positive integers (up to 688005993) that are relatively prime to 688005993.
688005993 has 4 divisors, whose sum is 917341328
The reverse of 688005993 is 399500886
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
six hundred eighty-eight million five thousand nine hundred ninety-three
Scientific notation
6.88005993 × 10^8
Engineering notation
6.88005993 × 10^6
Prime Factorization
3 × 229335331
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
688005993
Product of the distinct prime numbers
The prime factorization of 688005993 is 3 × 229335331.
Since it has a total of 2 prime factors.
6 , 2 , 69 , 57 , 887 , 345 , 5336 , 6562 , 95344 , 93929 , 828585 , 322031 , 5302809 , 1035386 , 57348958 , 22851892 , 191001804 , 4819008 , 5796320930 , 5970128192
n×2
1376011986
n×3
2064017979
n×4
2752023972
n×5
3440029965
n÷2
344002996.5
n÷3
229335331
n÷3
172001498.25
n÷5
137601198.6
n2
473352246403916049
n3
3.2566918232591E+26
n4
2.2406234917563E+35
n5
1.5415623903849E+44
2 √n
26229.868337451
3 √n
882.80355576894
4 √n
161.95637788445
5 √n
58.548860117503
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
-688005992
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 688005993 can be divided by 4 positive divisors.
The sum of these divisors (counting 688005993) is 1, the average is 0.25.
Base
System
Value
2
Binary
101001000000100010001101101001
3
Ternary
1202221121022210110
4
Quaternary
221000202031221
5
Quinary
2402112142433
6
Senary
152134204533
8
Octal
5100421551
10
Decimal
688005993
12
Duodecimal
1724b3749
16
Hexadecimal
29022369
20
Vigesimal
af00ejd
36
Base36
bdmctl
md5
09f78a84c35bab0cb27fd0c698dbe822
sha1
8c7c7344ab345b25ddaeb5460df5bd0c8aac4d37
sha256
89a844c2df4e1ddb7e28e572f03095fd0e9e9d26f996a9f006d52f140bb9f51f
sha512
5dc07e6b1e6f3f5217f9e3b11ab95d99ca95247ee77c2da83c2454bb6885b948e72479a4aa65b9700e3da13c7c9a61f623bec5a9ea83779d3c1b7f410531c2dd
ripemd-160
7e91719d7b6a176e90653d3daf55c40a54a8f18f
Diameter
1376011986
Circumference
4322869146.4691
Area
1.4870799398628E+18
Volume
1.3641598809276E+27
Surface area
5.9483197594511E+18
Circumference
4322869146.4691
Perimeter
2752023972
Area
473352246403916049
Diagonal
972987406.29457
Surface area
2840113478423496294
Volume
3.2566918232591E+26
Space diagonal
1191661335.7879
Perimeter
2064017979
Area
2.0496753516211E+17
Altitude
595830667.89394
Surface area
2.0496753516211E+17
Volume
3.8380481207688E+25
Height
324329135.43152