123840939 is an odd 9-digits composite number following 123840938
and preceding 123840940 . In scientific notation, it is written as 1.23840939 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 79682400 positive integers (up to 123840939) that are relatively prime to 123840939.
123840939 has 8 divisors, whose sum is 165186112
The reverse of 123840939 is 939048321
Previous prime number is 13051
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred twenty-three million eight hundred forty thousand nine hundred thirty-nine
Scientific notation
1.23840939 × 10^8
Engineering notation
1.23840939 × 10^6
Prime Factorization
3 × 13051 × 3163
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
123840939
Product of the distinct prime numbers
The prime factorization of 123840939 is 3 × 13051 × 3163.
Since it has a total of 3 prime factors.
9 , 10 , 45 , 56 , 604 , 809 , 4866 , 4476 , 54299 , 12047 , 464454 , 125196 , 2829499 , 1534157 , 43449912 , 25592709 , 913639377 , 932981708 , 648864441 , 2114714756
n×2
247681878
n×3
371522817
n×4
495363756
n×5
619204695
n÷2
61920469.5
n÷3
41280313
n÷3
30960234.75
n÷5
24768187.8
n2
15336578172401721
n3
1.8992962419171E+24
n4
2.3521063003819E+32
n5
2.9128705286711E+40
2 √n
11128.384384087
3 √n
498.44978396104
4 √n
105.49115784788
5 √n
41.550174041963
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
-123840938
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 123840939 can be divided by 8 positive divisors.
The sum of these divisors (counting 123840939) is 1, the average is 0.125.
Base
System
Value
2
Binary
111011000011010100110101011
3
Ternary
22122000202211110
4
Quaternary
13120122212223
5
Quinary
223200402224
6
Senary
20142201403
8
Octal
730324653
10
Decimal
123840939
12
Duodecimal
35583263
16
Hexadecimal
761a9ab
20
Vigesimal
1ie026j
36
Base36
21qca3
md5
3a1f1e4c9cbbcee237573cb4db287bf6
sha1
399affa9b284cb747ab5c011d53c645eed625b50
sha256
4b723dd1f9dddc4f3cc3f52f570e2e0fcd2b03739fef7b4b98a7218a7e216b34
sha512
40a64c248f788f45bcba0389dabcda057693c13f459b378f6b402e0dc42a301923f03c97c750d08a14f7833a7cdec5622f1e2cd5c3c0f6332a9dab6a736c09f1
ripemd-160
9633c7dd3043ba35acdc13a598a250d7606c859e
Diameter
247681878
Circumference
778115568.35212
Area
4.8181281317623E+16
Volume
7.9557534941301E+24
Surface area
1.9272512527049E+17
Circumference
778115568.35212
Perimeter
495363756
Area
15336578172401721
Diagonal
175137535.51082
Surface area
92019469034410326
Volume
1.8992962419171E+24
Space diagonal
214498798.40504
Perimeter
371522817
Area
6.6409331522129E+15
Altitude
107249399.20252
Surface area
6.6409331522129E+15
Volume
2.2383420869029E+23
Height
58379178.503606