129601521 is an odd 9-digits composite number following 129601520
and preceding 129601522 . In scientific notation, it is written as 1.29601521 × 10^8.
The sum of its digits is 27. It has a total of 5 prime factors and 20 positive divisors.
There are 74056248 positive integers (up to 129601521) that are relatively prime to 129601521.
129601521 has 20 divisors, whose sum is 203538432
The reverse of 129601521 is 125106921
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 27
Digital Root 9
Name
one hundred twenty-nine million six hundred one thousand five hundred twenty-one
Scientific notation
1.29601521 × 10^8
Engineering notation
1.29601521 × 10^6
Prime Factorization
21 × 3 × 7 × 7 × 41983
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
18514503
Product of the distinct prime numbers
The prime factorization of 129601521 is 21 × 3 × 7 × 7 × 41983.
Since it has a total of 5 prime factors.
5 , 5 , 31 , 2 , 343 , 513 , 8969 , 6136 , 91219 , 81682 , 204585 , 652112 , 4806004 , 9057456 , 68128222 , 57461595 , 617829935 , 31382384 , 4268517725 , 9631934709
n×2
259203042
n×3
388804563
n×4
518406084
n×5
648007605
n÷2
64800760.5
n÷3
43200507
n÷3
32400380.25
n÷5
25920304.2
n2
16796554245513441
n3
2.1768589777775E+24
n4
2.8212423452248E+32
n5
3.6563729905074E+40
2 √n
11384.266379526
3 √n
506.0615788972
4 √n
106.69707765223
5 √n
41.929725543985
1 , 3 , 7 , 21 , 49 , 63 , 147 , 441 , 1029 , 3087 , 41983 , 125949 , 293881 , 881643 , 2057167 , 2644929 , 6171501 , 18514503 , 43200507 , 129601521
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129601520
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129601521 can be divided by 20 positive divisors.
The sum of these divisors (counting 129601521) is 1, the average is 0.05.
Base
System
Value
2
Binary
111101110011000111111110001
3
Ternary
100000212102212100
4
Quaternary
13232120333301
5
Quinary
231134222041
6
Senary
20505451013
8
Octal
756307761
10
Decimal
129601521
12
Duodecimal
374a0a69
16
Hexadecimal
7b98ff1
20
Vigesimal
20a03g1
36
Base36
255t69
md5
7634fef0b24a1fe416f07881677c2c41
sha1
2f6e7cc37a1cfe39262091e2e3a45aa52ea5c836
sha256
c3327ccab472aec36b84a4d158cae2bc1bfbd08de1a1741152e3b61d58003d7a
sha512
84e3b085076b65bfb9b03a95e0fda4df3705bebc0c8c5fd5115af9eb72d17ee9127c0c91ee1c241ded8ee10c448adcceff6f57a5ea00646a3a9ca580b2a72434
ripemd-160
454a081cb94d5fbd8dd0e06dfad260a9e4a5d5b6
Diameter
259203042
Circumference
814310372.53533
Area
5.2767931423327E+16
Volume
9.1184055633159E+24
Surface area
2.1107172569331E+17
Circumference
814310372.53533
Perimeter
518406084
Area
16796554245513441
Diagonal
183284228.70238
Surface area
100779325473080646
Volume
2.1768589777775E+24
Space diagonal
224476419.1102
Perimeter
388804563
Area
7.273121336329E+15
Altitude
112238209.5551
Surface area
7.273121336329E+15
Volume
2.5654529081222E+23
Height
61094742.900794