123086989 is an odd 9-digits composite number following 123086988
and preceding 123086990 . In scientific notation, it is written as 1.23086989 × 10^8.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 122903424 positive integers (up to 123086989) that are relatively prime to 123086989.
123086989 has 4 divisors, whose sum is 123270556
The reverse of 123086989 is 989680321
Previous prime number is 673
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred twenty-three million eighty-six thousand nine hundred eighty-nine
Scientific notation
1.23086989 × 10^8
Engineering notation
1.23086989 × 10^6
Prime Factorization
673 × 182893
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
123086989
Product of the distinct prime numbers
The prime factorization of 123086989 is 673 × 182893.
Since it has a total of 2 prime factors.
5 , 7 , 14 , 73 , 228 , 99 , 4567 , 6953 , 71608 , 1663 , 742106 , 23150 , 4989689 , 2430894 , 4099703 , 12193208 , 540858535 , 571560899 , 7069512560 , 2099690583
n×2
246173978
n×3
369260967
n×4
492347956
n×5
615434945
n÷2
61543494.5
n÷3
41028996.333333
n÷3
30771747.25
n÷5
24617397.8
n2
15150406861086121
n3
1.864817962656E+24
n4
2.2953482805645E+32
n5
2.8252750856101E+40
2 √n
11094.457580252
3 √n
497.43619494345
4 √n
105.3302310842
5 √n
41.499458468606
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
-123086988
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 123086989 can be divided by 4 positive divisors.
The sum of these divisors (counting 123086989) is 1, the average is 0.25.
Base
System
Value
2
Binary
111010101100010100010001101
3
Ternary
22120121110121101
4
Quaternary
13111202202031
5
Quinary
223002240424
6
Senary
20114103101
8
Octal
725424215
10
Decimal
123086989
12
Duodecimal
3527aa91
16
Hexadecimal
756288d
20
Vigesimal
1i95h99
36
Base36
21a6j1
md5
f607cf9d6c8b3aa75e5025922cf0123a
sha1
377b0a17cfa4f13d306577ac1cf87621f09416e7
sha256
6489e17148f81eb6df3cecc2f9b8079ceb0f812432423137d6e10ec41c55f808
sha512
6bcff6879b48b4afaccae7d4ea652d765a303864cbb5684bda3859fed91c2aafbdd37a04bea315cd1263305db4782093d2be787aac63322e1a8eee4cc0ffdddc
ripemd-160
1820148c1259ce82da8748561f49fd95df10338f
Diameter
246173978
Circumference
773378360.78978
Area
4.7596406893685E+16
Volume
7.8113312156833E+24
Surface area
1.9038562757474E+17
Circumference
773378360.78978
Perimeter
492347956
Area
15150406861086121
Diagonal
174071289.19547
Surface area
90902441166516726
Volume
1.864817962656E+24
Space diagonal
213192918.69867
Perimeter
369260967
Area
6.5603186096853E+15
Altitude
106596459.34934
Surface area
6.5603186096853E+15
Volume
2.1977090451209E+23
Height
58023763.065156