123910081 is an odd 9-digits composite number following 123910080
and preceding 123910082 . In scientific notation, it is written as 1.23910081 × 10^8.
The sum of its digits is 25. It has a total of 2 prime factors and 4 positive divisors.
There are 123633664 positive integers (up to 123910081) that are relatively prime to 123910081.
123910081 has 4 divisors, whose sum is 124186500
The reverse of 123910081 is 180019321
Previous prime number is 449
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 25
Digital Root 7
Name
one hundred twenty-three million nine hundred ten thousand eighty-one
Scientific notation
1.23910081 × 10^8
Engineering notation
1.23910081 × 10^6
Prime Factorization
449 × 275969
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
123910081
Product of the distinct prime numbers
The prime factorization of 123910081 is 449 × 275969.
Since it has a total of 2 prime factors.
8 , 1 , 13 , 26 , 403 , 559 , 4292 , 5298 , 8994 , 23716 , 586556 , 872069 , 6942365 , 5412306 , 90340176 , 40703158 , 819005232 , 881267340 , 6204338580 , 8426893540
n×2
247820162
n×3
371730243
n×4
495640324
n×5
619550405
n÷2
61955040.5
n÷3
41303360.333333
n÷3
30977520.25
n÷5
24782016.2
n2
15353708173426561
n3
1.9024792234196E+24
n4
2.3573635467475E+32
n5
2.9210110802392E+40
2 √n
11131.490511158
3 √n
498.54253035914
4 √n
105.50587903599
5 √n
41.55481260622
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
-123910080
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 123910081 can be divided by 4 positive divisors.
The sum of these divisors (counting 123910081) is 1, the average is 0.25.
Base
System
Value
2
Binary
111011000101011011111000001
3
Ternary
22122011021200021
4
Quaternary
13120223133001
5
Quinary
223210110311
6
Senary
20143453441
8
Octal
730533701
10
Decimal
123910081
12
Duodecimal
355b7281
16
Hexadecimal
762b7c1
20
Vigesimal
1ie8f41
36
Base36
21rtmp
md5
25e0ef0371334698041ada29ad80333a
sha1
267a06d8a45b235af02a21e3741803848ac17257
sha256
00590081edefa8029ca13581421d7b576210508f7e4c65182a5c5e4071233850
sha512
01beb6d3b5b86df142f6efec574c7d9c4a35853039a473a16f78e7ae0a727c3c04ff39f86f81c9948af268782da32f568c075af2295bed8fc1dc3b2f5979250d
ripemd-160
b1e455ce3f23939c85711c259f072c92c854da38
Diameter
247820162
Circumference
778550000.35063
Area
4.8235096802998E+16
Volume
7.9690863358698E+24
Surface area
1.9294038721199E+17
Circumference
778550000.35063
Perimeter
495640324
Area
15353708173426561
Diagonal
175235317.06495
Surface area
92122249040559366
Volume
1.9024792234196E+24
Space diagonal
214618555.86197
Perimeter
371730243
Area
6.6483506602401E+15
Altitude
107309277.93099
Surface area
6.6483506602401E+15
Volume
2.2420932665776E+23
Height
58411772.354983