678742831 is an odd 9-digits composite number following 678742830
and preceding 678742832 . In scientific notation, it is written as 6.78742831 × 10^8.
The sum of its digits is 46. It has a total of 4 prime factors and 16 positive divisors.
There are 603542016 positive integers (up to 678742831) that are relatively prime to 678742831.
678742831 has 16 divisors, whose sum is 758244256
The reverse of 678742831 is 138247876
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
six hundred seventy-eight million seven hundred forty-two thousand eight hundred thirty-one
Scientific notation
6.78742831 × 10^8
Engineering notation
6.78742831 × 10^6
Prime Factorization
13 × 73 × 43 × 16633
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
678742831
Product of the distinct prime numbers
The prime factorization of 678742831 is 13 × 73 × 43 × 16633.
Since it has a total of 4 prime factors.
6 , 7 , 21 , 62 , 189 , 176 , 3334 , 5725 , 36509 , 76291 , 557587 , 499355 , 3126203 , 4168829 , 42045173 , 95021495 , 530648149 , 887016430 , 4859471753 , 945925475
n×2
1357485662
n×3
2036228493
n×4
2714971324
n×5
3393714155
n÷2
339371415.5
n÷3
226247610.33333
n÷3
169685707.75
n÷5
135748566.2
n2
460691830633894561
n3
3.1269127734302E+26
n4
2.1223696281281E+35
n5
1.4405431698241E+44
2 √n
26052.693354047
3 √n
878.82368267926
4 √n
161.40846741744
5 √n
58.39034631932
1 , 13 , 43 , 73 , 559 , 949 , 3139 , 16633 , 40807 , 216229 , 715219 , 1214209 , 9297847 , 15784717 , 52210987 , 678742831
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
-678742830
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 678742831 can be divided by 16 positive divisors.
The sum of these divisors (counting 678742831) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101000011101001100101100101111
3
Ternary
1202022011201010101
4
Quaternary
220131030230233
5
Quinary
2342224232311
6
Senary
151203451531
8
Octal
5035145457
10
Decimal
678742831
12
Duodecimal
16b386ba7
16
Hexadecimal
2874cb2f
20
Vigesimal
ac22h1b
36
Base36
b83tbj
md5
d87f33ebf325db8d9fd32ac0b8d4dea5
sha1
a7aa4345e8fcf2e61672869cfba52763c9763824
sha256
0ef23df0d0e81132b87eca9b278674963b52dc0572f0aded06e9dd2e74df171d
sha512
8fd5255e5ec8887d9d4a3a3f60143c3c2f011f3d70e8261f492bb991b587ccf6a59312230bef4f87fd29da1e4b44efa4b15a06ee95ba18ff57d498423a39f12c
ripemd-160
dcc7155b2d543b488ebadfe1ff1a28c843693150
Diameter
1357485662
Circumference
4264666983.0927
Area
1.4473060706883E+18
Volume
1.3097981596566E+27
Surface area
5.7892242827531E+18
Circumference
4264666983.0927
Perimeter
2714971324
Area
460691830633894561
Diagonal
959887316.96371
Surface area
2764150983803367366
Volume
3.1269127734302E+26
Space diagonal
1175617068.5651
Perimeter
2036228493
Area
1.9948541432246E+17
Altitude
587808534.28257
Surface area
1.9948541432246E+17
Volume
3.6851020437856E+25
Height
319962438.9879