133721 is an odd 6-digits composite number following 133720
and preceding 133722 . In scientific notation, it is written as 1.33721 × 10^5.
The sum of its digits is 17. It has a total of 3 prime factors and 6 positive divisors.
There are 114576 positive integers (up to 133721) that are relatively prime to 133721.
133721 has 6 divisors, whose sum is 155610
The reverse of 133721 is 127331
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 17
Digital Root 8
Name
one hundred thirty-three thousand seven hundred twenty-one
Scientific notation
1.33721 × 10^5
Engineering notation
1.33721 × 10^3
Prime Factorization
7 × 7 × 2729
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19103
Product of the distinct prime numbers
The prime factorization of 133721 is 7 × 7 × 2729.
Since it has a total of 3 prime factors.
2 , 1 , 44 , 85 , 972 , 691 , 4703 , 4955 , 60694 , 67306 , 381212 , 206045 , 9103231 , 9362062 , 16511623 , 46870361 , 834736154 , 209505969 , 6772891584 , 518983356
n×2
267442
n×3
401163
n×4
534884
n×5
668605
n÷2
66860.5
n÷3
44573.666666667
n÷3
33430.25
n÷5
26744.2
n2
17881305841
n3
2391106098364361
n4
3.1974109857938E+20
n5
4.2756099443133E+25
2 √n
365.67882082505
3 √n
51.136759688665
4 √n
19.122730475145
5 √n
10.598390646228
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
-133720
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 133721 can be divided by 6 positive divisors.
The sum of these divisors (counting 133721) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
100000101001011001
3
Ternary
20210102122
4
Quaternary
200221121
5
Quinary
13234341
6
Senary
2511025
8
Octal
405131
10
Decimal
133721
12
Duodecimal
65475
16
Hexadecimal
20a59
20
Vigesimal
ge61
36
Base36
2v6h
md5
229f02bf7dc458503fc85c734e4ed690
sha1
1e679b5b8f21c552a27b146ca5d36ebbaec7c932
sha256
68fb4ac74ad6d56b35364f6c8384a8d3e03104b9737d6fee56f818286642d1af
sha512
a44bb8b763f413d401eb74ab35e3eec62fae1a37f8711e9eef1b9de15bd20cc262b1b78211ca8b93effbd0d96f9ee2aed8bc5a67aa21ce9c4f0310df754414e9
ripemd-160
3d4c283780572916c836f27eea497ed7aa5866a3
Diameter
267442
Circumference
840193.82246136
Area
56175779066.678
Volume
1.0015841803434E+16
Surface area
224703116266.71
Circumference
840193.82246136
Perimeter
534884
Area
17881305841
Diagonal
189110.05177409
Surface area
107287835046
Volume
2391106098364361
Space diagonal
231611.56603892
Perimeter
401163
Area
7742832555.5725
Altitude
115805.78301946
Surface area
7742832555.5725
Volume
2.8179455611499E+14
Height
63036.683924698