678993668 is an even 9-digits composite number following 678993667
and preceding 678993669 . In scientific notation, it is written as 6.78993668 × 10^8.
The sum of its digits is 62. It has a total of 5 prime factors and 24 positive divisors.
There are 319299200 positive integers (up to 678993668) that are relatively prime to 678993668.
678993668 has 24 divisors, whose sum is 1259030304
The reverse of 678993668 is 866399876
Previous prime number is 1931
Is Prime? no
Number parity even
Number length 9
Sum of Digits 62
Digital Root 8
Name
six hundred seventy-eight million nine hundred ninety-three thousand six hundred sixty-eight
Scientific notation
6.78993668 × 10^8
Engineering notation
6.78993668 × 10^6
Prime Factorization
2 × 2 × 17 × 1931 × 5171
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
339496834
Product of the distinct prime numbers
The prime factorization of 678993668 is 2 × 2 × 17 × 1931 × 5171.
Since it has a total of 5 prime factors.
1 , 5 , 49 , 13 , 265 , 105 , 5783 , 1718 , 10637 , 41023 , 858564 , 198318 , 8604480 , 1566501 , 35427199 , 13095811 , 195016582 , 599712794 , 7276991418 , 8264671382
n×2
1357987336
n×3
2036981004
n×4
2715974672
n×5
3394968340
n÷2
339496834
n÷3
226331222.66667
n÷3
169748417
n÷5
135798733.6
n2
461032401184094224
n3
3.1303808114684E+26
n4
2.1255087494157E+35
n5
1.4432069821319E+44
2 √n
26057.506941379
3 √n
878.93192905087
4 √n
161.42337792705
5 √n
58.394661442517
1 , 2 , 4 , 17 , 34 , 68 , 1931 , 3862 , 5171 , 7724 , 10342 , 20684 , 32827 , 65654 , 87907 , 131308 , 175814 , 351628 , 9985201 , 19970402 , 39940804 , 169748417 , 339496834 , 678993668
24 divisors
τ
Total Divisors
24
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-678993667
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.041666666666667
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
24
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 678993668 can be divided by 24 positive divisors.
The sum of these divisors (counting 678993668) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
101000011110001001111100000100
3
Ternary
1202022122110012122
4
Quaternary
220132021330010
5
Quinary
2342310244133
6
Senary
151213105112
8
Octal
5036117404
10
Decimal
678993668
12
Duodecimal
16b488198
16
Hexadecimal
28789f04
20
Vigesimal
ac3e438
36
Base36
b896v8
md5
4c784f0757bda92822db9b679b914bf3
sha1
18536e590e6c323910589a2547a735a878154d35
sha256
16c27a85616c20d36dc524d6f2dfd220e2decb6a69147d8b3cd8cba70d92735e
sha512
e7a1e59c93196acd84e572fd7ffb5b98beff46edfe428251ce749c6b53bd75154b4661d37a3c9807a35e856b452d1da932f8427892e88598266d6a55842e1287
ripemd-160
4849bfdce04550ee909734e3da5a88ead69f6d8d
Diameter
1357987336
Circumference
4266243038.4456
Area
1.4483760046268E+18
Volume
1.311250848033E+27
Surface area
5.7935040185073E+18
Circumference
4266243038.4456
Perimeter
2715974672
Area
461032401184094224
Diagonal
960242054.05105
Surface area
2766194407104565344
Volume
3.1303808114684E+26
Space diagonal
1176051530.9936
Perimeter
2036981004
Area
1.9963288569658E+17
Altitude
588025765.49678
Surface area
1.9963288569658E+17
Volume
3.6891891658092E+25
Height
320080684.68368