678429145 is an odd 9-digits composite number following 678429144
and preceding 678429146 . In scientific notation, it is written as 6.78429145 × 10^8.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 542743312 positive integers (up to 678429145) that are relatively prime to 678429145.
678429145 has 4 divisors, whose sum is 814114980
The reverse of 678429145 is 541924876
Previous prime number is 5
Is Prime? no Number parity odd Number length 9 Sum of Digits 46 Digital Root 1
Name
six hundred seventy-eight million four hundred twenty-nine thousand one hundred forty-five
Scientific notation
6.78429145 × 10^8
Engineering notation
6.78429145 × 10^6
Prime Factorization
5 × 135685829
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
678429145 Product of the distinct prime numbers
The prime factorization of 678429145 is 5 × 135685829.
Since it has a total of 2 prime factors.
9 , 7 , 28 , 9 , 836 , 587 , 7110 , 5862 , 24496 , 55788 , 280353 , 904762 , 9413286 , 7581324 , 28748796 , 26082628 , 440151824 , 310841271 , 8269319575 , 3064692013
n×2
1356858290
n×3
2035287435
n×4
2713716580
n×5
3392145725
n÷2
339214572.5
n÷3
226143048.33333
n÷3
169607286.25
n÷5
135685829
n2
460266104785431025
n3
3.1225793994206E+26
n4
2.1184488721435E+35
n5
1.4372174570546E+44
2 √n26046.672436225
3 √n878.68827687095
4 √n161.38981515642
5 √n58.38494821557
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
-678429144 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 678429145 can be divided by 4 positive divisors.
The sum of these divisors (counting 678429145) is 1, the average is 0.25.
Base
System
Value
2
Binary
101000011100000000000111011001
3
Ternary
1202021120202211101
4
Quaternary
220130000013121
5
Quinary
2342134213040
6
Senary
151153031401
8
Octal
5034000731
10
Decimal
678429145
12
Duodecimal
16b255561
16
Hexadecimal
287001d9
20
Vigesimal
ac03ch5
36
Base36
b7x3a1
md5
87c89697dfecc8e61fec6970f2954224
sha1
3f50039723fc95a4066c84b438e4bb335bad4c43
sha256
523f61a03ce9d62705bf608616e9246981ee9e98149d5c69254210a7dfc88b33
sha512
39b6423d10e493438dceb2f0910ae694bb5f302834df7d80877748c1e6733b9d9806ef24401a3bdaafe301cf50afaa46773bb29d6bdc447de74eef2b93cb57fc
ripemd-160
bc9a833bf17cfbed4098939db5bf30617ce38637
Diameter
1356858290
Circumference
4262696035.8264
Area
1.4459686134903E+18
Volume
1.3079830001961E+27
Surface area
5.7838744539612E+18
Circumference
4262696035.8264
Perimeter
2713716580
Area
460266104785431025
Diagonal
959443697.96818
Surface area
2761596628712586150
Volume
3.1225793994206E+26
Space diagonal
1175073748.4755
Perimeter
2035287435
Area
1.9930106962255E+17
Altitude
587536874.23776
Surface area
1.9930106962255E+17
Volume
3.6799951135395E+25
Height
319814565.98939