688007688 is an even 9-digits composite number following 688007687
and preceding 688007689 . In scientific notation, it is written as 6.88007688 × 10^8.
The sum of its digits is 51. It has a total of 5 prime factors and 16 positive divisors.
There are 229335888 positive integers (up to 688007688) that are relatively prime to 688007688.
688007688 has 16 divisors, whose sum is 1720019280
The reverse of 688007688 is 886700886
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 51
Digital Root 6
Name
six hundred eighty-eight million seven thousand six hundred eighty-eight
Scientific notation
6.88007688 × 10^8
Engineering notation
6.88007688 × 10^6
Prime Factorization
2 × 2 × 2 × 3 × 28666987
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
172001922
Product of the distinct prime numbers
The prime factorization of 688007688 is 2 × 2 × 2 × 3 × 28666987.
Since it has a total of 5 prime factors.
1 , 1 , 76 , 60 , 844 , 619 , 1276 , 7300 , 41964 , 20621 , 78318 , 113527 , 1198502 , 5159385 , 23539579 , 41472738 , 406627897 , 290204053 , 9609233531 , 785178715
n×2
1376015376
n×3
2064023064
n×4
2752030752
n×5
3440038440
n÷2
344003844
n÷3
229335896
n÷3
172001922
n÷5
137601537.6
n2
473354578747105344
n3
3.2567158932801E+26
n4
2.2406455722085E+35
n5
1.5415813797626E+44
2 √n
26229.900647925
3 √n
882.80428073878
4 √n
161.95647763496
5 √n
58.548888966153
1 , 2 , 3 , 4 , 6 , 8 , 12 , 24 , 28666987 , 57333974 , 86000961 , 114667948 , 172001922 , 229335896 , 344003844 , 688007688
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
-688007687
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 688007688 can be divided by 16 positive divisors.
The sum of these divisors (counting 688007688) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101001000000100010101000001000
3
Ternary
1202221121102010020
4
Quaternary
221000202220020
5
Quinary
2402112221223
6
Senary
152134220440
8
Octal
5100425010
10
Decimal
688007688
12
Duodecimal
1724b4720
16
Hexadecimal
29022a08
20
Vigesimal
af00j48
36
Base36
bdme4o
md5
0afe2e49bd5da69185b158a3b221d1bb
sha1
9163e544788dc73df20ed4836b7f7d1206dd5300
sha256
fe8eec4c7825d31d351c1e8f73120dab382260a97ccefe6b2f11932877bdcf31
sha512
93fba46cdb0ee2bf98923cb031c9c7c0821d80498e182995c361e561b97027094df10971eb177a354659538d09a7be0dfec58c9171755a9802d01e2fa1b13b52
ripemd-160
60d57626520d782e720c7af732151c9e84991fd3
Diameter
1376015376
Circumference
4322879796.4682
Area
1.487087267135E+18
Volume
1.3641699633544E+27
Surface area
5.94834906854E+18
Circumference
4322879796.4682
Perimeter
2752030752
Area
473354578747105344
Diagonal
972989803.38656
Surface area
2840127472482632064
Volume
3.2567158932801E+26
Space diagonal
1191664271.614
Perimeter
2064023064
Area
2.0496854509634E+17
Altitude
595832135.807
Surface area
2.0496854509634E+17
Volume
3.8380764875606E+25
Height
324329934.46219