678492728 is an even 9-digits composite number following 678492727
and preceding 678492729 . In scientific notation, it is written as 6.78492728 × 10^8.
The sum of its digits is 53. It has a total of 4 prime factors and 8 positive divisors.
There are 339246360 positive integers (up to 678492728) that are relatively prime to 678492728.
678492728 has 8 divisors, whose sum is 1272173880
The reverse of 678492728 is 827294876
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 53
Digital Root 8
Name
six hundred seventy-eight million four hundred ninety-two thousand seven hundred twenty-eight
Scientific notation
6.78492728 × 10^8
Engineering notation
6.78492728 × 10^6
Prime Factorization
2 × 2 × 2 × 84811591
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
169623182
Product of the distinct prime numbers
The prime factorization of 678492728 is 2 × 2 × 2 × 84811591.
Since it has a total of 4 prime factors.
1 , 5 , 95 , 48 , 939 , 900 , 8529 , 5927 , 58855 , 17511 , 599651 , 517534 , 2243405 , 6980534 , 43087351 , 12643766 , 376970164 , 530545987 , 9727124352 , 2689511808
n×2
1356985456
n×3
2035478184
n×4
2713970912
n×5
3392463640
n÷2
339246364
n÷3
226164242.66667
n÷3
169623182
n÷5
135698545.6
n2
460352381948881984
n3
3.1234574346979E+26
n4
2.1192431556601E+35
n5
1.4378910699791E+44
2 √n
26047.892966611
3 √n
878.7157265031
4 √n
161.39359642381
5 √n
58.386042552695
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
-678492727
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 678492728 can be divided by 8 positive divisors.
The sum of these divisors (counting 678492728) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000011100001111101000111000
3
Ternary
1202021201000001022
4
Quaternary
220130033220320
5
Quinary
2342143231403
6
Senary
151154242012
8
Octal
5034175070
10
Decimal
678492728
12
Duodecimal
16b286308
16
Hexadecimal
2870fa38
20
Vigesimal
ac0bbg8
36
Base36
b7ygc8
md5
eb12b8b74d4c8ce9de5d018a22071817
sha1
af1b94fa7851052f29cd346e9a502e150fcfdd1b
sha256
7ffe7bb3e268adf20eca093f3b4e2916284d84d263a24ade1344d07560e36cb5
sha512
05bc0f08522109f891201c265f53d4058fbcfa9f9e2810dbb53aa07266df947067a5d54443d9947c9430e2b1dbc5ac8b3e4eb3e5c89ee71c4e88751914df74dd
ripemd-160
f46cdcf05c0f8d166aca2e0c47db543a467862ac
Diameter
1356985456
Circumference
4263095539.5978
Area
1.4462396611932E+18
Volume
1.308350790753E+27
Surface area
5.7849586447727E+18
Circumference
4263095539.5978
Perimeter
2713970912
Area
460352381948881984
Diagonal
959533617.90912
Surface area
2762114291693291904
Volume
3.1234574346979E+26
Space diagonal
1175183877.462
Perimeter
2035478184
Area
1.993384287302E+17
Altitude
587591938.73101
Surface area
1.993384287302E+17
Volume
3.6810298880374E+25
Height
319844539.30304