123408972 is an even 9-digits composite number following 123408971
and preceding 123408973 . In scientific notation, it is written as 1.23408972 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 41136312 positive integers (up to 123408972) that are relatively prime to 123408972.
123408972 has 12 divisors, whose sum is 239961960
The reverse of 123408972 is 279804321
Previous prime number is 9
Is Prime? no
Number parity even
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred twenty-three million four hundred eight thousand nine hundred seventy-two
Scientific notation
1.23408972 × 10^8
Engineering notation
1.23408972 × 10^6
Prime Factorization
2 × 2 × 9 × 3428027
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
61704486
Product of the distinct prime numbers
The prime factorization of 123408972 is 2 × 2 × 9 × 3428027.
Since it has a total of 4 prime factors.
4 , 1 , 69 , 24 , 985 , 301 , 2331 , 5191 , 37716 , 97703 , 23024 , 985413 , 1412123 , 270459 , 81491256 , 29524111 , 983841944 , 625494978 , 6888063056 , 7854542055
n×2
246817944
n×3
370226916
n×4
493635888
n×5
617044860
n÷2
61704486
n÷3
41136324
n÷3
30852243
n÷5
24681794.4
n2
15229774370096784
n3
1.8794907988056E+24
n4
2.3194602736406E+32
n5
2.8624220796482E+40
2 √n
11108.959087151
3 √n
497.86956471704
4 √n
105.39904689869
5 √n
41.521147455512
1 , 2 , 4 , 9 , 18 , 36 , 3428027 , 6856054 , 13712108 , 30852243 , 61704486 , 123408972
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-123408971
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 123408972 can be divided by 12 positive divisors.
The sum of these divisors (counting 123408972) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111010110110001001001001100
3
Ternary
22121012211021200
4
Quaternary
13112301021030
5
Quinary
223043041342
6
Senary
20125025500
8
Octal
726611114
10
Decimal
123408972
12
Duodecimal
353b5290
16
Hexadecimal
75b124c
20
Vigesimal
1ib628c
36
Base36
21h2z0
md5
21b4fac77009e18d3c885c570f4abb96
sha1
6229d69cc6006d30ad7dbbd0fde5c4157ae08da0
sha256
84b28d9aee37e1dd19e2f7135ddb531abaa06dfaa4fc1bebb26cfad8599a1152
sha512
c345f6f5c76ba9c57f76439799f09a8d9cd5d7797c70f0be40a5b4d87f57f8a753e114a78bf26fcdc094c160753ed185ca3438fcf71c087a6b2877bcfe0d20e5
ripemd-160
811742d84e71bfddab8d6133d456107a378cdd25
Diameter
246817944
Circumference
775401439.64454
Area
4.7845747276926E+16
Volume
7.872792648023E+24
Surface area
1.913829891077E+17
Circumference
775401439.64454
Perimeter
493635888
Area
15229774370096784
Diagonal
174526641.92092
Surface area
91378646220580704
Volume
1.8794907988056E+24
Space diagonal
213750609.61384
Perimeter
370226916
Area
6.5946857492045E+15
Altitude
106875304.80692
Surface area
6.5946857492045E+15
Volume
2.2150011483553E+23
Height
58175547.306974