123971 is an odd 6-digits composite number following 123970
and preceding 123972 . In scientific notation, it is written as 1.23971 × 10^5.
The sum of its digits is 23. It has a total of 2 prime factors and 4 positive divisors.
There are 123000 positive integers (up to 123971) that are relatively prime to 123971.
123971 has 4 divisors, whose sum is 124944
The reverse of 123971 is 179321
Previous prime number is 151
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 23
Digital Root 5
Name
one hundred twenty-three thousand nine hundred seventy-one
Scientific notation
1.23971 × 10^5
Engineering notation
1.23971 × 10^3
Prime Factorization
151 × 821
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
123971
Product of the distinct prime numbers
The prime factorization of 123971 is 151 × 821.
Since it has a total of 2 prime factors.
9 , 1 , 79 , 61 , 744 , 544 , 9106 , 4087 , 16709 , 63422 , 220015 , 752630 , 3624610 , 6445034 , 5822598 , 40658351 , 870895759 , 436036706 , 3196626881 , 9139271812
n×2
247942
n×3
371913
n×4
495884
n×5
619855
n÷2
61985.5
n÷3
41323.666666667
n÷3
30992.75
n÷5
24794.2
n2
15368808841
n3
1905286600827611
n4
2.362002851912E+20
n5
2.9281985555438E+25
2 √n
352.09515759238
3 √n
49.86242179194
4 √n
18.764198826286
5 √n
10.439123147807
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
-123970
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 123971 can be divided by 4 positive divisors.
The sum of these divisors (counting 123971) is 1, the average is 0.25.
Base
System
Value
2
Binary
11110010001000011
3
Ternary
20022001112
4
Quaternary
132101003
5
Quinary
12431341
6
Senary
2353535
8
Octal
362103
10
Decimal
123971
12
Duodecimal
5b8ab
16
Hexadecimal
1e443
20
Vigesimal
f9ib
36
Base36
2nnn
md5
cab9976af8755297fe8bd5bd39e3f33e
sha1
8ebb8917e1634f257e1ded5fcdbfe7c59491923a
sha256
86fd6b2899c1498f4c37866ac40992790b8bf27b43ad806ba342bd5c874e1814
sha512
1f3215a50393335ae38cafcfa555c52e4dc105411197f3e99890d009f2afcab797746a24f06d5120445690fab63350919afcc2b4e0fca0acde90ed45a012afe2
ripemd-160
442bea54b26b5e6bf4208d0d46fdc4f286891e9c
Diameter
247942
Circumference
778932.76571636
Area
48282536949.311
Volume
7.9808458508575E+15
Surface area
193130147797.25
Circumference
778932.76571636
Perimeter
495884
Area
15368808841
Diagonal
175321.46954095
Surface area
92212853046
Volume
1905286600827611
Space diagonal
214724.07066512
Perimeter
371913
Area
6654889441.1064
Altitude
107362.03533256
Surface area
6654889441.1064
Volume
2.2454017925818E+14
Height
58440.489846985