123988449 is an odd 9-digits composite number following 123988448
and preceding 123988450 . In scientific notation, it is written as 1.23988449 × 10^8.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 75696768 positive integers (up to 123988449) that are relatively prime to 123988449.
123988449 has 16 divisors, whose sum is 179443712
The reverse of 123988449 is 944889321
Previous prime number is 127
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred twenty-three million nine hundred eighty-eight thousand four hundred forty-nine
Scientific notation
1.23988449 × 10^8
Engineering notation
1.23988449 × 10^6
Prime Factorization
3 × 13 × 127 × 25033
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
123988449
Product of the distinct prime numbers
The prime factorization of 123988449 is 3 × 13 × 127 × 25033.
Since it has a total of 4 prime factors.
4 , 3 , 60 , 16 , 427 , 500 , 7987 , 3202 , 3175 , 32723 , 722920 , 70378 , 4338461 , 1275662 , 65632847 , 39680658 , 679093475 , 436621276 , 6611949744 , 118027451
n×2
247976898
n×3
371965347
n×4
495953796
n×5
619942245
n÷2
61994224.5
n÷3
41329483
n÷3
30997112.25
n÷5
24797689.8
n2
15373135485425601
n3
1.9060912251048E+24
n4
2.3633329465325E+32
n5
2.9302598651117E+40
2 √n
11135.01005837
3 √n
498.64761071774
4 √n
105.52255710686
5 √n
41.560067616923
1 , 3 , 13 , 39 , 127 , 381 , 1651 , 4953 , 25033 , 75099 , 325429 , 976287 , 3179191 , 9537573 , 41329483 , 123988449
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
-123988448
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 123988449 can be divided by 16 positive divisors.
The sum of these divisors (counting 123988449) is 1, the average is 0.0625.
Base
System
Value
2
Binary
111011000111110100111100001
3
Ternary
22122022021011210
4
Quaternary
13120332213201
5
Quinary
223220112244
6
Senary
20145300333
8
Octal
730764741
10
Decimal
123988449
12
Duodecimal
356346a9
16
Hexadecimal
763e9e1
20
Vigesimal
1ieib29
36
Base36
21ti3l
md5
85acf3f01ef1b88d02957dc76e0788e4
sha1
e2e926c2a170ce94d74868fbe58aa60c3f03a81b
sha256
c464fed9ed9c1dec8e76b6caeeccd66f6faa446d4ecda5901d250e171843d42f
sha512
e1e138fd0405a85414759ad4151fdc80a599fd9f8879fb39898302868314f96fc2243ef112e4e8a79e759444f87cb36652c34012073c58099f29e0220590276f
ripemd-160
58734bd3311469cb7013557e61c394e52f955d47
Diameter
247976898
Circumference
779042401.01679
Area
4.8296129503654E+16
Volume
7.9842162531482E+24
Surface area
1.9318451801461E+17
Circumference
779042401.01679
Perimeter
495953796
Area
15373135485425601
Diagonal
175346146.1534
Surface area
92238812912553606
Volume
1.9060912251048E+24
Space diagonal
214754293.21966
Perimeter
371965347
Area
6.6567629330993E+15
Altitude
107377146.60983
Surface area
6.6567629330993E+15
Volume
2.2463500513863E+23
Height
58448715.384468