678809085 is an odd 9-digits composite number following 678809084
and preceding 678809086 . In scientific notation, it is written as 6.78809085 × 10^8.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 362031504 positive integers (up to 678809085) that are relatively prime to 678809085.
678809085 has 8 divisors, whose sum is 1086094560
The reverse of 678809085 is 580908876
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 51
Digital Root 6
Name
six hundred seventy-eight million eight hundred nine thousand eighty-five
Scientific notation
6.78809085 × 10^8
Engineering notation
6.78809085 × 10^6
Prime Factorization
5 × 3 × 45253939
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
678809085
Product of the distinct prime numbers
The prime factorization of 678809085 is 5 × 3 × 45253939.
Since it has a total of 3 prime factors.
4 , 5 , 80 , 20 , 924 , 387 , 6281 , 5773 , 98146 , 54013 , 947087 , 182957 , 5228468 , 685011 , 73660408 , 24129543 , 79506875 , 901183442 , 5012855249 , 6894959670
n×2
1357618170
n×3
2036427255
n×4
2715236340
n×5
3394045425
n÷2
339404542.5
n÷3
226269695
n÷3
169702271.25
n÷5
135761817
n2
460781773878537225
n3
3.1278285431117E+26
n4
2.1231984313865E+35
n5
1.4412463844829E+44
2 √n
26053.964861418
3 √n
878.85227656745
4 √n
161.41240615708
5 √n
58.391486204056
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-678809084
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 678809085 can be divided by 8 positive divisors.
The sum of these divisors (counting 678809085) is 1, the average is 0.125.
Base
System
Value
2
Binary
101000011101011100110111111101
3
Ternary
1202022022002000020
4
Quaternary
220131130313331
5
Quinary
2342233342320
6
Senary
151205122353
8
Octal
5035346775
10
Decimal
678809085
12
Duodecimal
16b3b93b9
16
Hexadecimal
2875cdfd
20
Vigesimal
ac2b2e5
36
Base36
b858fx
md5
fea54fc15db905b56ca12ff6fdda17ab
sha1
a5dd6ada3973662c06d4f414a8e1e1555f1e2393
sha256
1cc2cd7c1863ca78b3ccc273c6b490c637f4321926d585cabce58ad793c201ea
sha512
cd9358041ba956c4ce6cd6a88a9600ce8ecafc2f74878a12c777f6942ad309c64a676f7654056049f3421db25093f1e3e7fdde066b632d3cb14dbbcdf6ad7eb6
ripemd-160
133838632a3d4b1af21d53e4455fe6a3dcd69bc6
Diameter
1357618170
Circumference
4265083269.252
Area
1.4475886357249E+18
Volume
1.3101817563637E+27
Surface area
5.7903545428995E+18
Circumference
4265083269.252
Perimeter
2715236340
Area
460781773878537225
Diagonal
959981014.26907
Surface area
2764690643271223350
Volume
3.1278285431117E+26
Space diagonal
1175731823.8593
Perimeter
2036427255
Area
1.9952436088984E+17
Altitude
587865911.92967
Surface area
1.9952436088984E+17
Volume
3.6861812887052E+25
Height
319993671.42302