678432890 is an even 9-digits composite number following 678432889
and preceding 678432891 . In scientific notation, it is written as 6.78432890 × 10^8.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 271142400 positive integers (up to 678432890) that are relatively prime to 678432890.
678432890 has 16 divisors, whose sum is 1222217640
The reverse of 678432890 is 098234876
Previous prime number is 1201
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
six hundred seventy-eight million four hundred thirty-two thousand eight hundred ninety
Scientific notation
6.78432890 × 10^8
Engineering notation
6.78432890 × 10^6
Prime Factorization
2 × 5 × 1201 × 56489
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
678432890
Product of the distinct prime numbers
The prime factorization of 678432890 is 2 × 5 × 1201 × 56489.
Since it has a total of 4 prime factors.
6 , 7 , 99 , 72 , 740 , 868 , 5515 , 127 , 93478 , 86876 , 388507 , 362253 , 4670369 , 5997751 , 32301066 , 16169191 , 40108859 , 85674022 , 4427286204 , 6318792989
n×2
1356865780
n×3
2035298670
n×4
2713731560
n×5
3392164450
n÷2
339216445
n÷3
226144296.66667
n÷3
169608222.5
n÷5
135686578
n2
460271186233752100
n3
3.1226311106029E+26
n4
2.1184956487703E+35
n5
1.4372571254476E+44
2 √n
26046.744326307
3 √n
878.68989368511
4 √n
161.39003787814
5 √n
58.385012673634
1 , 2 , 5 , 10 , 1201 , 2402 , 6005 , 12010 , 56489 , 112978 , 282445 , 564890 , 67843289 , 135686578 , 339216445 , 678432890
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
-678432889
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 678432890 can be divided by 16 positive divisors.
The sum of these divisors (counting 678432890) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101000011100000001000001111010
3
Ternary
1202021120221222002
4
Quaternary
220130001001322
5
Quinary
2342134323030
6
Senary
151153101002
8
Octal
5034010172
10
Decimal
678432890
12
Duodecimal
16b257762
16
Hexadecimal
2870107a
20
Vigesimal
ac0424a
36
Base36
b7x662
md5
93ba924ad17cbfaec79cd28da094354d
sha1
3953969b29a6d59137340c4466a4678f60183568
sha256
df021dc289bdb493a418f37ec2cbdf97e5a0b62a48bf3cc5c8e6c0897f3647a1
sha512
2cfe8b90485c66e2c932ed74889da56d694b558af95eed441b0891e4d6f3857ea1b99d6fb384c339676a38c26b6ee02eb972735f9025afd4ce4373e31cea7b30
ripemd-160
f76c538a93c9607b9a5a7b239e2219216317a40f
Diameter
1356865780
Circumference
4262719566.3554
Area
1.445984577331E+18
Volume
1.3080046609255E+27
Surface area
5.7839383093241E+18
Circumference
4262719566.3554
Perimeter
2713731560
Area
460271186233752100
Diagonal
959448994.19797
Surface area
2761627117402512600
Volume
3.1226311106029E+26
Space diagonal
1175080235.0058
Perimeter
2035298670
Area
1.9930326995421E+17
Altitude
587540117.50289
Surface area
1.9930326995421E+17
Volume
3.6800560557523E+25
Height
319816331.39932