678396940 is an even 9-digits composite number following 678396939
and preceding 678396941 . In scientific notation, it is written as 6.78396940 × 10^8.
The sum of its digits is 52. It has a total of 4 prime factors and 12 positive divisors.
There are 250484928 positive integers (up to 678396940) that are relatively prime to 678396940.
678396940 has 12 divisors, whose sum is 1205459640
The reverse of 678396940 is 049693876
Previous prime number is 65
Is Prime? no
Number parity even
Number length 9
Sum of Digits 52
Digital Root 7
Name
six hundred seventy-eight million three hundred ninety-six thousand nine hundred forty
Scientific notation
6.78396940 × 10^8
Engineering notation
6.78396940 × 10^6
Prime Factorization
2 × 2 × 65 × 2609219
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
339198470
Product of the distinct prime numbers
The prime factorization of 678396940 is 2 × 2 × 65 × 2609219.
Since it has a total of 4 prime factors.
5 , 5 , 48 , 64 , 531 , 455 , 1818 , 4179 , 87288 , 6014 , 261240 , 347938 , 5800306 , 329942 , 48423707 , 12488142 , 683181153 , 831942929 , 57454906 , 5247411058
n×2
1356793880
n×3
2035190820
n×4
2713587760
n×5
3391984700
n÷2
339198470
n÷3
226132313.33333
n÷3
169599235
n÷5
135679388
n2
460222408201363600
n3
3.1221347344324E+26
n4
2.1180466501066E+35
n5
1.4368763662096E+44
2 √n
26046.054211723
3 √n
878.67437288705
4 √n
161.38789983057
5 √n
58.384393898888
1 , 2 , 4 , 65 , 130 , 260 , 2609219 , 5218438 , 10436876 , 169599235 , 339198470 , 678396940
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
-678396939
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 678396940 can be divided by 12 positive divisors.
The sum of these divisors (counting 678396940) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101000011011111000010000001100
3
Ternary
1202021112010122121
4
Quaternary
220123320100030
5
Quinary
2342132200230
6
Senary
151152222324
8
Octal
5033702014
10
Decimal
678396940
12
Duodecimal
16b23a9a4
16
Hexadecimal
286f840c
20
Vigesimal
abjjc70
36
Base36
b7wefg
md5
1c95e30ad5debac07cd2e70dafe89b2b
sha1
cc7218f823f5e01f558ff6bf3e7867e38904f862
sha256
c9755aa087dd0946a0b7f24a8e055545ce9f40e1c171791639845afcf019a0de
sha512
bbbf03cbf0490207789c81ecba28e87e47eba1e0960f0eb733df907a33a7c1b459b46d9c960a8f86b501b86b72911ddbd0dfc727802ad846a1379d90b635fe8f
ripemd-160
f6bf29359285597699d16aa4c8082ead50b9a69a
Diameter
1356793880
Circumference
4262493685.8436
Area
1.4458313366228E+18
Volume
1.3077967393614E+27
Surface area
5.7833253464912E+18
Circumference
4262493685.8436
Perimeter
2713587760
Area
460222408201363600
Diagonal
959398153.22041
Surface area
2761334449208181600
Volume
3.1221347344324E+26
Space diagonal
1175017967.7793
Perimeter
2035190820
Area
1.9928214844662E+17
Altitude
587508983.88963
Surface area
1.9928214844662E+17
Volume
3.6794710708253E+25
Height
319799384.4068