129519387 is an odd 9-digits composite number following 129519386
and preceding 129519388 . In scientific notation, it is written as 1.29519387 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 86138640 positive integers (up to 129519387) that are relatively prime to 129519387.
129519387 has 12 divisors, whose sum is 187533424
The reverse of 129519387 is 783915921
Previous prime number is 421
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred twenty-nine million five hundred nineteen thousand three hundred eighty-seven
Scientific notation
1.29519387 × 10^8
Engineering notation
1.29519387 × 10^6
Prime Factorization
3 × 3 × 421 × 34183
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
43173129
Product of the distinct prime numbers
The prime factorization of 129519387 is 3 × 3 × 421 × 34183.
Since it has a total of 4 prime factors.
7 , 8 , 59 , 64 , 817 , 316 , 6560 , 4577 , 66867 , 63619 , 3470 , 171296 , 7187779 , 3425941 , 65483999 , 76212050 , 936655417 , 811872560 , 9860435978 , 2501774644
n×2
259038774
n×3
388558161
n×4
518077548
n×5
647596935
n÷2
64759693.5
n÷3
43173129
n÷3
32379846.75
n÷5
25903877.4
n2
16775271608855769
n3
2.1727228955375E+24
n4
2.8140973755088E+32
n5
3.6448016703421E+40
2 √n
11380.658460739
3 √n
505.95465205208
4 √n
106.68016901346
5 √n
41.924409665914
1 , 3 , 9 , 421 , 1263 , 3789 , 34183 , 102549 , 307647 , 14391043 , 43173129 , 129519387
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129519386
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129519387 can be divided by 12 positive divisors.
The sum of these divisors (counting 129519387) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101110000100111100011011
3
Ternary
100000201021012100
4
Quaternary
13232010330123
5
Quinary
231124110022
6
Senary
20504014443
8
Octal
756047433
10
Decimal
129519387
12
Duodecimal
37461423
16
Hexadecimal
7b84f1b
20
Vigesimal
2099i97
36
Base36
2541sr
md5
153bbd199795d1e475d7729999a8eee9
sha1
7a4a48ddddde9d72952a3036af9fd1b426bc46bf
sha256
7c87bdc587d69ded1801283a1a11ed602edf12d589c808e0b30d7863f2f45b24
sha512
360865eb1014c2b05d40938504e4ba8a2152967a7571df3b3d5ba334b6ea7068790b2cc2f7d6b2c1a58a09eb096a68ffb0f34e56ca9703deaab12bc9a521f303
ripemd-160
e6ed85614398db4cf1415bfb1a6349b7b7b0283f
Diameter
259038774
Circumference
813794309.39331
Area
5.2701070048355E+16
Volume
9.1010803825426E+24
Surface area
2.1080428019342E+17
Circumference
813794309.39331
Perimeter
518077548
Area
16775271608855769
Diagonal
183168073.68565
Surface area
100651629653134614
Volume
2.1727228955375E+24
Space diagonal
224334158.84918
Perimeter
388558161
Area
7.2639056843265E+15
Altitude
112167079.42459
Surface area
7.2639056843265E+15
Volume
2.5605784884564E+23
Height
61056024.561883