129372287 is an odd 9-digits composite number following 129372286
and preceding 129372288 . In scientific notation, it is written as 1.29372287 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 117611160 positive integers (up to 129372287) that are relatively prime to 129372287.
129372287 has 4 divisors, whose sum is 141133416
The reverse of 129372287 is 782273921
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 41
Digital Root 5
Name
one hundred twenty-nine million three hundred seventy-two thousand two hundred eighty-seven
Scientific notation
1.29372287 × 10^8
Engineering notation
1.29372287 × 10^6
Prime Factorization
11 × 11761117
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129372287
Product of the distinct prime numbers
The prime factorization of 129372287 is 11 × 11761117.
Since it has a total of 2 prime factors.
3 , 6 , 85 , 89 , 280 , 699 , 6004 , 4600 , 66495 , 70653 , 611500 , 698090 , 9188272 , 5106179 , 47379740 , 63504308 , 127029167 , 537015891 , 9920025894 , 5073914860
n×2
258744574
n×3
388116861
n×4
517489148
n×5
646861435
n÷2
64686143.5
n÷3
43124095.666667
n÷3
32343071.75
n÷5
25874457.4
n2
16737188643610369
n3
2.1653283727743E+24
n4
2.801334836918E+32
n5
3.6241509450485E+40
2 √n
11374.193905504
3 √n
505.76303563353
4 √n
106.64986594227
5 √n
41.914882313463
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129372286
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129372287 can be divided by 4 positive divisors.
The sum of these divisors (counting 129372287) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101101100001000001111111
3
Ternary
100000102210102012
4
Quaternary
13231201001333
5
Quinary
231104403122
6
Senary
20500521435
8
Octal
755410177
10
Decimal
129372287
12
Duodecimal
373b027b
16
Hexadecimal
7b6107f
20
Vigesimal
208bae7
36
Base36
250wan
md5
b04ab83b57cb9de6a36dc304e8dfc238
sha1
dcc378ad7528118d2707201e493f4b203a9eb4c8
sha256
c25ff99ef5cac1eb582ad10f1d33dbf157f9979b79c853cf0fcd426f97b90b3d
sha512
3a8761cf745e5025b92dfbaedaa81813f3a7fb5dd393f0cc408d52eed0da43cb978f92e1630232db923f076bc1a85733cb96ad3acbcb4372cb458154e30a3185
ripemd-160
1101fc5feff797814b419642df7322451292b84f
Diameter
258744574
Circumference
812870052.83462
Area
5.2581428884513E+16
Volume
9.070106278023E+24
Surface area
2.1032571553805E+17
Circumference
812870052.83462
Perimeter
517489148
Area
16737188643610369
Diagonal
182960042.87062
Surface area
100423131861662214
Volume
2.1653283727743E+24
Space diagonal
224079374.17538
Perimeter
388116861
Area
7.2474152766495E+15
Altitude
112039687.08769
Surface area
7.2474152766495E+15
Volume
2.5518639598072E+23
Height
60986680.956875