688449968 is an even 9-digits composite number following 688449967
and preceding 688449969 . In scientific notation, it is written as 6.88449968 × 10^8.
The sum of its digits is 62. It has a total of 5 prime factors and 10 positive divisors.
There are 344224976 positive integers (up to 688449968) that are relatively prime to 688449968.
688449968 has 10 divisors, whose sum is 1333871844
The reverse of 688449968 is 869944886
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 62
Digital Root 8
Name
six hundred eighty-eight million four hundred forty-nine thousand nine hundred sixty-eight
Scientific notation
6.88449968 × 10^8
Engineering notation
6.88449968 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 43028123
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
86056246
Product of the distinct prime numbers
The prime factorization of 688449968 is 2 × 2 × 2 × 2 × 43028123.
Since it has a total of 5 prime factors.
6 , 2 , 76 , 80 , 502 , 39 , 2308 , 9081 , 8693 , 95445 , 22208 , 759886 , 3753432 , 7854527 , 82716206 , 71347050 , 988089342 , 26175979 , 7950258767 , 6706887015
n×2
1376899936
n×3
2065349904
n×4
2753799872
n×5
3442249840
n÷2
344224984
n÷3
229483322.66667
n÷3
172112492
n÷5
137689993.6
n2
473963358439201024
n3
3.2630005895064E+26
n4
2.2464126514297E+35
n5
1.5465427179915E+44
2 √n
26238.330129793
3 √n
882.99340800622
4 √n
161.98249945532
5 √n
58.556414564217
10 divisors
τ
Total Divisors
10
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-688449967
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.1
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
10
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 688449968 can be divided by 10 positive divisors.
The sum of these divisors (counting 688449968) is 1, the average is 0.1.
Base
System
Value
2
Binary
101001000010001110100110110000
3
Ternary
1202222102212210222
4
Quaternary
221002032212300
5
Quinary
2402220344333
6
Senary
152151512212
8
Octal
5102164660
10
Decimal
688449968
12
Duodecimal
172688668
16
Hexadecimal
2908e9b0
20
Vigesimal
af2g4i8
36
Base36
bdvve8
md5
e7a0cd918209c800d5a0943c3eeb13be
sha1
664aaed3c151ae76f672748c7760c218022579db
sha256
ae2737237466f315c1970f5dcb1f1b83d6ad2b4386a0871240394a9ff8d6ba3a
sha512
e077a90de944eb2a92dbc58a863d04757dbc85c274a441d7260c3e83cb9196148ed5def3e9b383ec6015b9b2cabf410397aa7071180e62f010b54e76f484b99a
ripemd-160
015487c8cc7f1b55aab7127f6cbe12ae72552ba6
Diameter
1376899936
Circumference
4325658723.6659
Area
1.4889998049433E+18
Volume
1.3668024907537E+27
Surface area
5.9559992197734E+18
Circumference
4325658723.6659
Perimeter
2753799872
Area
473963358439201024
Diagonal
973615281.76092
Surface area
2843780150635206144
Volume
3.2630005895064E+26
Space diagonal
1192430323.0452
Perimeter
2065349904
Area
2.0523215443567E+17
Altitude
596215161.52258
Surface area
2.0523215443567E+17
Volume
3.8454830730928E+25
Height
324538427.25364