129487725 is an odd 9-digits composite number following 129487724
and preceding 129487726 . In scientific notation, it is written as 1.29487725 × 10^8.
The sum of its digits is 45. It has a total of 5 prime factors and 24 positive divisors.
There are 64143360 positive integers (up to 129487725) that are relatively prime to 129487725.
129487725 has 24 divisors, whose sum is 148793400
The reverse of 129487725 is 527784921
Previous prime number is 97
Is Prime? no Number parity odd Number length 9 Sum of Digits 45 Digital Root 9
Name
one hundred twenty-nine million four hundred eighty-seven thousand seven hundred twenty-five
Scientific notation
1.29487725 × 10^8
Engineering notation
1.29487725 × 10^6
Prime Factorization
15 × 15 × 17 × 97 × 349
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
8632515 Product of the distinct prime numbers
The prime factorization of 129487725 is 15 × 15 × 17 × 97 × 349.
Since it has a total of 5 prime factors.
9 , 4 , 29 , 83 , 313 , 559 , 3100 , 1840 , 88749 , 1389 , 105303 , 29042 , 9330263 , 2623385 , 3420541 , 18255884 , 5045601 , 509795424 , 2505672650 , 4075095927
n×2
258975450
n×3
388463175
n×4
517950900
n×5
647438625
n÷2
64743862.5
n÷3
43162575
n÷3
32371931.25
n÷5
25897545
n2
16767070925675625
n3
2.1711298690794E+24
n4
2.8113466742664E+32
n5
3.6403488503707E+40
2 √n11379.267331423
3 √n505.91342053685
4 √n106.67364872087
5 √n41.922359717244
1 , 15 , 17 , 97 , 225 , 255 , 349 , 1455 , 1649 , 3825 , 5235 , 5933 , 21825 , 24735 , 33853 , 78525 , 88995 , 371025 , 507795 , 575501 , 1334925 , 7616925 , 8632515 , 129487725
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-129487724 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129487725 can be divided by 24 positive divisors.
The sum of these divisors (counting 129487725) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101101111101001101101101
3
Ternary
100000122122202200
4
Quaternary
13231331031231
5
Quinary
231122101400
6
Senary
20503212113
8
Octal
755751555
10
Decimal
129487725
12
Duodecimal
37447039
16
Hexadecimal
7b7d36d
20
Vigesimal
2095j65
36
Base36
253dd9
md5
c36a756aecc9e3372f2c3ad88c5f8b3e
sha1
29be3c602f89c21d1da2a87f4aa66e2511249206
sha256
2a4807837f7f403f2de52156830f307d45896da4b0a9e740b2ac38c2dd42ba9e
sha512
53f22279c4b6dddb5f90a89cc6e03377349b89152c48460b2ea30213635066ce9c4ae02a964eb0e6e1b2584133201af46341db8a0ce6516fce9b4b32354bbc7b
ripemd-160
45323a4323f926d97a987374c9cf710bb9ece549
Diameter
258975450
Circumference
813595371.18011
Area
5.2675306842322E+16
Volume
9.0944075289189E+24
Surface area
2.1070122736929E+17
Circumference
813595371.18011
Perimeter
517950900
Area
16767070925675625
Diagonal
183123296.85584
Surface area
100602425554053750
Volume
2.1711298690794E+24
Space diagonal
224279318.65651
Perimeter
388463175
Area
7.2603546843453E+15
Altitude
112139659.32825
Surface area
7.2603546843453E+15
Volume
2.5587010887712E+23
Height
61041098.951946