129021525 is an odd 9-digits composite number following 129021524
and preceding 129021526 . In scientific notation, it is written as 1.29021525 × 10^8.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 68811120 positive integers (up to 129021525) that are relatively prime to 129021525.
129021525 has 8 divisors, whose sum is 140681984
The reverse of 129021525 is 525120921
Previous prime number is 45
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 27
Digital Root 9
Name
one hundred twenty-nine million twenty-one thousand five hundred twenty-five
Scientific notation
1.29021525 × 10^8
Engineering notation
1.29021525 × 10^6
Prime Factorization
15 × 45 × 191143
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129021525
Product of the distinct prime numbers
The prime factorization of 129021525 is 15 × 45 × 191143.
Since it has a total of 3 prime factors.
7 , 2 , 8 , 21 , 986 , 924 , 814 , 5564 , 82842 , 10896 , 453338 , 801959 , 9674603 , 9452507 , 1441354 , 75757684 , 334497531 , 742767298 , 9705685730 , 1759919293
n×2
258043050
n×3
387064575
n×4
516086100
n×5
645107625
n÷2
64510762.5
n÷3
43007175
n÷3
32255381.25
n÷5
25804305
n2
16646553913325625
n3
2.147763771892E+24
n4
2.7710775718926E+32
n5
3.5752865421888E+40
2 √n
11358.764237363
3 √n
505.30553676713
4 √n
106.57750342996
5 √n
41.892129189404
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
-129021524
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 129021525 can be divided by 8 positive divisors.
The sum of these divisors (counting 129021525) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100001011011001010101
3
Ternary
22222202222021000
4
Quaternary
13230023121111
5
Quinary
231012142100
6
Senary
20445213513
8
Octal
754133125
10
Decimal
129021525
12
Duodecimal
37261299
16
Hexadecimal
7b0b655
20
Vigesimal
2067dg5
36
Base36
24tdn9
md5
f3c38ec8c1d9988f1aa3639082dace27
sha1
6d2624c021586458be08729802b79b256c62d0f3
sha256
f390c01ccdc19926dfb9699bfdd594e20928bea0816039126fc6b6cc2f7bb7f8
sha512
dba5d6f0931c7e1c1d45111348cc78aee2ba57f02464587d4e06c6f899ab49c79eb088c1365ea1a776c0574102f022410431a5d95a44a6e2fb296567b4186eee
ripemd-160
8d02712c1c6609470aa544295c457108afb5ffcf
Diameter
258043050
Circumference
810666150.1899
Area
5.229669148169E+16
Volume
8.9965318498962E+24
Surface area
2.0918676592676E+17
Circumference
810666150.1899
Perimeter
516086100
Area
16646553913325625
Diagonal
182463990.49306
Surface area
99879323479953750
Volume
2.147763771892E+24
Space diagonal
223471836.57002
Perimeter
387064575
Area
7.2081692872036E+15
Altitude
111735918.28501
Surface area
7.2081692872036E+15
Volume
2.5311638791527E+23
Height
60821330.164353