123087 is an odd 6-digits composite number following 123086
and preceding 123088 . In scientific notation, it is written as 1.23087 × 10^5.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 80960 positive integers (up to 123087) that are relatively prime to 123087.
123087 has 8 divisors, whose sum is 166320
The reverse of 123087 is 780321
Previous prime number is 461
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 21
Digital Root 3
Name
one hundred twenty-three thousand eighty-seven
Scientific notation
1.23087 × 10^5
Engineering notation
1.23087 × 10^3
Prime Factorization
3 × 461 × 89
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
123087
Product of the distinct prime numbers
The prime factorization of 123087 is 3 × 461 × 89.
Since it has a total of 3 prime factors.
5 , 5 , 38 , 23 , 995 , 464 , 6546 , 6930 , 32733 , 46584 , 833366 , 396629 , 4875540 , 4455155 , 3005845 , 48929621 , 474547723 , 220040392 , 723203072 , 3636765978
n×2
246174
n×3
369261
n×4
492348
n×5
615435
n÷2
61543.5
n÷3
41029
n÷3
30771.75
n÷5
24617.4
n2
15150409569
n3
1864818462619503
n4
2.2953491010845E+20
n5
2.8252763480518E+25
2 √n
350.83756925392
3 √n
49.743620976169
4 √n
18.730658537647
5 √n
10.424192850546
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
-123086
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 123087 can be divided by 8 positive divisors.
The sum of these divisors (counting 123087) is 1, the average is 0.125.
Base
System
Value
2
Binary
11110000011001111
3
Ternary
20020211210
4
Quaternary
132003033
5
Quinary
12414322
6
Senary
2345503
8
Octal
360317
10
Decimal
123087
12
Duodecimal
5b293
16
Hexadecimal
1e0cf
20
Vigesimal
f7e7
36
Base36
2mz3
md5
bdf33fc774a6867de4ee001ca067664d
sha1
2f3a21c1748d9fa73d86a13502091fe568b7658f
sha256
942dd161596316644d3826748f6f176dca849d2780d8afe7840c4f662f6bd0e4
sha512
8c2aee06f800ee1835276c642173e3959de2a557bd6ae22badf87365bce94eee3005bcba7442c04d229145b1470ae43e7368c174e468e66b074e39ffb741d281
ripemd-160
4e976a1ba4cd5383416ce1ab2cb6c7be6f528ecc
Diameter
246174
Circumference
773378.42990481
Area
47596415400.847
Volume
7.8113333099254E+15
Surface area
190385661603.39
Circumference
773378.42990481
Perimeter
492348
Area
15150409569
Diagonal
174071.30475182
Surface area
90902457414
Volume
1864818462619503
Space diagonal
213192.93775123
Perimeter
369261
Area
6560319782.2464
Altitude
106596.46887562
Surface area
6560319782.2464
Volume
2.1977096343335E+14
Height
58023.768250606