678742942 is an even 9-digits composite number following 678742941
and preceding 678742943 . In scientific notation, it is written as 6.78742942 × 10^8.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 339371470 positive integers (up to 678742942) that are relatively prime to 678742942.
678742942 has 4 divisors, whose sum is 1018114416
The reverse of 678742942 is 249247876
Previous prime number is 2
Is Prime? no Number parity even Number length 9 Sum of Digits 49 Digital Root 4
Name
six hundred seventy-eight million seven hundred forty-two thousand nine hundred forty-two
Scientific notation
6.78742942 × 10^8
Engineering notation
6.78742942 × 10^6
Prime Factorization
2 × 339371471
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
678742942 Product of the distinct prime numbers
The prime factorization of 678742942 is 2 × 339371471.
Since it has a total of 2 prime factors.
5 , 10 , 39 , 7 , 520 , 984 , 5811 , 8908 , 29425 , 38566 , 651583 , 796234 , 6902546 , 7649058 , 86809586 , 8847504 , 70726381 , 712026659 , 1619585226 , 8284192610
n×2
1357485884
n×3
2036228826
n×4
2714971768
n×5
3393714710
n÷2
339371471
n÷3
226247647.33333
n÷3
169685735.5
n÷5
135748588.4
n2
460691981314815364
n3
3.1269143075343E+26
n4
2.1223710164777E+35
n5
1.4405443477396E+44
2 √n26052.695484345
3 √n878.82373058617
4 √n161.40847401653
5 √n58.390348229124
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-678742941 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 678742942 can be divided by 4 positive divisors.
The sum of these divisors (counting 678742942) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000011101001100101110011110
3
Ternary
1202022011201021111
4
Quaternary
220131030232132
5
Quinary
2342224233232
6
Senary
151203452234
8
Octal
5035145636
10
Decimal
678742942
12
Duodecimal
16b38707a
16
Hexadecimal
2874cb9e
20
Vigesimal
ac22h72
36
Base36
b83tem
md5
85e12faa34d7e818c352d6d172c872d7
sha1
deaded6e804e5d0d40d63a953bb1d00a362ab8b6
sha256
fa26140658a3edc4db8e007e044206c21bfde3bc036a23ed066c3a8b64fdb64e
sha512
e68af776f591d202f52e692d53406138b7b3179679538871608f9549319d4a68c6d92f0d1e0104d9b66e0a9c77782250abb1db05d03545034a301b83fc526995
ripemd-160
3fdaeadbd59d2cae308322bafe6eb10cd5a78acc
Diameter
1357485884
Circumference
4264667680.5262
Area
1.4473065440664E+18
Volume
1.3097988022606E+27
Surface area
5.7892261762654E+18
Circumference
4264667680.5262
Perimeter
2714971768
Area
460691981314815364
Diagonal
959887473.94142
Surface area
2764151887888892184
Volume
3.1269143075343E+26
Space diagonal
1175617260.8228
Perimeter
2036228826
Area
1.9948547956921E+17
Altitude
587808630.41139
Surface area
1.9948547956921E+17
Volume
3.6851038517445E+25
Height
319962491.31381