678742828 is an even 9-digits composite number following 678742827
and preceding 678742829 . In scientific notation, it is written as 6.78742828 × 10^8.
The sum of its digits is 52. It has a total of 4 prime factors and 12 positive divisors.
There are 339283712 positive integers (up to 678742828) that are relatively prime to 678742828.
678742828 has 12 divisors, whose sum is 1188106920
The reverse of 678742828 is 828247876
Previous prime number is 4289
Is Prime? no
Number parity even
Number length 9
Sum of Digits 52
Digital Root 7
Name
six hundred seventy-eight million seven hundred forty-two thousand eight hundred twenty-eight
Scientific notation
6.78742828 × 10^8
Engineering notation
6.78742828 × 10^6
Prime Factorization
2 × 2 × 4289 × 39563
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
339371414
Product of the distinct prime numbers
The prime factorization of 678742828 is 2 × 2 × 4289 × 39563.
Since it has a total of 4 prime factors.
5 , 6 , 68 , 14 , 463 , 998 , 26 , 3308 , 76212 , 39684 , 116577 , 530656 , 7759303 , 1089134 , 45879524 , 19767814 , 811383932 , 605998281 , 4584280506 , 7351157965
n×2
1357485656
n×3
2036228484
n×4
2714971312
n×5
3393714140
n÷2
339371414
n÷3
226247609.33333
n÷3
169685707
n÷5
135748565.6
n2
460691826561437584
n3
3.126912731968E+26
n4
2.1223695906051E+35
n5
1.4405431379885E+44
2 √n
26052.693296471
3 √n
878.82368138448
4 √n
161.40846723909
5 √n
58.390346267704
1 , 2 , 4 , 4289 , 8578 , 17156 , 39563 , 79126 , 158252 , 169685707 , 339371414 , 678742828
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-678742827
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 678742828 can be divided by 12 positive divisors.
The sum of these divisors (counting 678742828) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101000011101001100101100101100
3
Ternary
1202022011201010021
4
Quaternary
220131030230230
5
Quinary
2342224232303
6
Senary
151203451524
8
Octal
5035145454
10
Decimal
678742828
12
Duodecimal
16b386ba4
16
Hexadecimal
2874cb2c
20
Vigesimal
ac22h18
36
Base36
b83tbg
md5
606d2e9ca37f7e7cb7829f0734827f19
sha1
a0bbf8fcce217752f2ef07de262b2d530a84d8e3
sha256
7fe73d1f1000f32bc47d55e0c8dcec8ab4f8fca555d47bb40cc20f36f11b58a4
sha512
17bfb79908ec74c287242cecb0715352b9da712a82c64563eee874499ee5f3f3e75b56b5f5dcd3d7da6eab412a2f7789c3d2a4649ebec9cbb0aa3b2ca3894e74
ripemd-160
f0fa6b4fa76269f492fdaaec786e8b11820b87e7
Diameter
1357485656
Circumference
4264666964.2431
Area
1.4473060578943E+18
Volume
1.3097981422889E+27
Surface area
5.7892242315771E+18
Circumference
4264666964.2431
Perimeter
2714971312
Area
460691826561437584
Diagonal
959887312.72107
Surface area
2764150959368625504
Volume
3.126912731968E+26
Space diagonal
1175617063.369
Perimeter
2036228484
Area
1.9948541255903E+17
Altitude
587808531.68449
Surface area
1.9948541255903E+17
Volume
3.6851019949218E+25
Height
319962437.57369