123946 is an even 6-digits composite number following 123945
and preceding 123947 . In scientific notation, it is written as 1.23946 × 10^5.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 59808 positive integers (up to 123946) that are relatively prime to 123946.
123946 has 8 divisors, whose sum is 192420
The reverse of 123946 is 649321
Previous prime number is 29
Is Prime? no
Number parity even
Number length 6
Sum of Digits 25
Digital Root 7
Name
one hundred twenty-three thousand nine hundred forty-six
Scientific notation
1.23946 × 10^5
Engineering notation
1.23946 × 10^3
Prime Factorization
2 × 29 × 2137
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
123946
Product of the distinct prime numbers
The prime factorization of 123946 is 2 × 29 × 2137.
Since it has a total of 3 prime factors.
1 , 10 , 1 , 80 , 313 , 708 , 8884 , 8053 , 74019 , 44030 , 665078 , 187609 , 163433 , 5903264 , 91246298 , 76888977 , 238098313 , 299627992 , 607551467 , 8047642858
n×2
247892
n×3
371838
n×4
495784
n×5
619730
n÷2
61973
n÷3
41315.333333333
n÷3
30986.5
n÷5
24789.2
n2
15362610916
n3
1904134172594536
n4
2.360098141564E+20
n5
2.9252472425429E+25
2 √n
352.05965403607
3 √n
49.859069813525
4 √n
18.763252757347
5 √n
10.438702082989
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-123945
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 123946 can be divided by 8 positive divisors.
The sum of these divisors (counting 123946) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110010000101010
3
Ternary
20022000121
4
Quaternary
132100222
5
Quinary
12431241
6
Senary
2353454
8
Octal
362052
10
Decimal
123946
12
Duodecimal
5b88a
16
Hexadecimal
1e42a
20
Vigesimal
f9h6
36
Base36
2nmy
md5
d45f13162a53024c3fd3bb0a34a33461
sha1
753adeb8e2c138874dc32cf0a0841f392a71555e
sha256
31fcbd8f92e223166a4f239860bffeb9607bc0e2cea676d26725150aab526ae1
sha512
23fd80683e4f95923dba66df989270ad04a9c32b27b58cdc6eb42e88a72d78172b4296053aced0ee1671e8c5a4746c130a99c9a2fab84dd2f8eb1652b2b8f096
ripemd-160
ed94d80b81a19691ce0abfcff40d535eaf97d505
Diameter
247892
Circumference
778775.68608368
Area
48263065593.664
Volume
7.976018570763E+15
Surface area
193052262374.66
Circumference
778775.68608368
Perimeter
495784
Area
15362610916
Diagonal
175286.1142019
Surface area
92175665496
Volume
1904134172594536
Space diagonal
214680.76939493
Perimeter
371838
Area
6652205660.8561
Altitude
107340.38469747
Surface area
6652205660.8561
Volume
2.2440436428844E+14
Height
58428.704733965