129750 is an even 6-digits composite number following 129749
and preceding 129751 . In scientific notation, it is written as 1.29750 × 10^5.
The sum of its digits is 24. It has a total of 6 prime factors and 32 positive divisors.
There are 34400 positive integers (up to 129750) that are relatively prime to 129750.
129750 has 32 divisors, whose sum is 325728
The reverse of 129750 is 057921
Previous prime number is 5
Is Prime? no
Number parity even
Number length 6
Sum of Digits 24
Digital Root 6
Name
one hundred twenty-nine thousand seven hundred fifty
Scientific notation
1.29750 × 10^5
Engineering notation
1.29750 × 10^3
Prime Factorization
2 × 3 × 5 × 5 × 5 × 173
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
5190
Product of the distinct prime numbers
The prime factorization of 129750 is 2 × 3 × 5 × 5 × 5 × 173.
Since it has a total of 6 prime factors.
8 , 1 , 7 , 64 , 601 , 404 , 8817 , 3461 , 61309 , 25228 , 335084 , 427249 , 4008125 , 7398672 , 12270567 , 64082384 , 473378095 , 481507875 , 6120787702 , 191743423
n×2
259500
n×3
389250
n×4
519000
n×5
648750
n÷2
64875
n÷3
43250
n÷3
32437.5
n÷5
25950
n2
16835062500
n3
2184349359375000
n4
2.8341932937891E+20
n5
3.6773657986913E+25
2 √n
360.20827308656
3 √n
50.625476294863
4 √n
18.979153645159
5 √n
10.534683037691
1 , 2 , 3 , 5 , 6 , 10 , 15 , 25 , 30 , 50 , 75 , 125 , 150 , 173 , 250 , 346 , 375 , 519 , 750 , 865 , 1038 , 1730 , 2595 , 4325 , 5190 , 8650 , 12975 , 21625 , 25950 , 43250 , 64875 , 129750
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129749
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129750 can be divided by 32 positive divisors.
The sum of these divisors (counting 129750) is 1, the average is 0.03125.
Base
System
Value
2
Binary
11111101011010110
3
Ternary
20120222120
4
Quaternary
133223112
5
Quinary
13123000
6
Senary
2440410
8
Octal
375326
10
Decimal
129750
12
Duodecimal
63106
16
Hexadecimal
1fad6
20
Vigesimal
g47a
36
Base36
2s46
md5
1ce3de1fa19d09232ae36f8d8a8534ed
sha1
9891b91187fb0e046e368d9d861182037893df4f
sha256
ab67304d0fec75ebfd89851646ff1c06fbc3769cef7bdba0163c5951dcb9b10d
sha512
9254ebcee44c56690103e89a3f50dd28551ac57071031c5e68e0385ed4fa3d64540f6ea0d47a0e63c0dcdd01fb3237585c85dac9ffd76b68912bb3a19648b70d
ripemd-160
5baecc753b4b886beff7fc219c4ecd38201f2482
Diameter
259500
Circumference
815243.29360655
Area
52888908672.725
Volume
9.1497812003814E+15
Surface area
211555634690.9
Circumference
815243.29360655
Perimeter
519000
Area
16835062500
Diagonal
183494.20971791
Surface area
101010375000
Volume
2184349359375000
Space diagonal
224733.59228206
Perimeter
389250
Area
7289795899.6494
Altitude
112366.79614103
Surface area
7289795899.6494
Volume
2.5742804074909E+14
Height
61164.736572636