123969 is an odd 6-digits composite number following 123968
and preceding 123970 . In scientific notation, it is written as 1.23969 × 10^5.
The sum of its digits is 30. It has a total of 3 prime factors and 6 positive divisors.
There are 78120 positive integers (up to 123969) that are relatively prime to 123969.
123969 has 6 divisors, whose sum is 129090
The reverse of 123969 is 969321
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-three thousand nine hundred sixty-nine
Scientific notation
1.23969 × 10^5
Engineering notation
1.23969 × 10^3
Prime Factorization
129 × 31 × 31
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
3999
Product of the distinct prime numbers
The prime factorization of 123969 is 129 × 31 × 31.
Since it has a total of 3 prime factors.
8 , 2 , 57 , 21 , 860 , 136 , 210 , 8007 , 81040 , 55729 , 689418 , 21683 , 6696819 , 8911165 , 26549420 , 4009281 , 272989250 , 969488186 , 3767162457 , 3157147879
n×2
247938
n×3
371907
n×4
495876
n×5
619845
n÷2
61984.5
n÷3
41323
n÷3
30992.25
n÷5
24793.8
n2
15368312961
n3
1905194389462209
n4
2.3618504326724E+20
n5
2.9279623628797E+25
2 √n
352.09231743962
3 √n
49.862153650251
4 √n
18.764123146036
5 √n
10.439089465121
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-123968
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 123969 can be divided by 6 positive divisors.
The sum of these divisors (counting 123969) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
11110010001000001
3
Ternary
20022001110
4
Quaternary
132101001
5
Quinary
12431334
6
Senary
2353533
8
Octal
362101
10
Decimal
123969
12
Duodecimal
5b8a9
16
Hexadecimal
1e441
20
Vigesimal
f9i9
36
Base36
2nnl
md5
02778864181102e24f3e4a6c808e7b7a
sha1
1ea94ccb11947d36fd23decb9baf02d68f666372
sha256
ba57d2d216ced62bb44f5b420da7d6f9390430792207e85cf5d8a6285edbcc23
sha512
6662491b7cd4b186656d3af6cf619a18efea67e63ec0d96c2db03564280e50075348d5b33dee8606d7269483fe93649480d52456f5330e18dbc05544d2cfa4d2
ripemd-160
f87aa19632935f3699f5191732db30dc40200810
Diameter
247938
Circumference
778920.19934575
Area
48280979096.346
Volume
7.9804595967933E+15
Surface area
193123916385.39
Circumference
778920.19934575
Perimeter
495876
Area
15368312961
Diagonal
175318.64111383
Surface area
92209877766
Volume
1905194389462209
Space diagonal
214720.60656351
Perimeter
371907
Area
6654674718.7678
Altitude
107360.30328175
Surface area
6654674718.7678
Volume
2.2452931204455E+14
Height
58439.547037943