129631372 is an even 9-digits composite number following 129631371
and preceding 129631373 . In scientific notation, it is written as 1.29631372 × 10^8.
The sum of its digits is 34. It has a total of 5 prime factors and 24 positive divisors.
There are 59721408 positive integers (up to 129631372) that are relatively prime to 129631372.
129631372 has 24 divisors, whose sum is 244748336
The reverse of 129631372 is 273136921
Previous prime number is 643
Is Prime? no Number parity even Number length 9 Sum of Digits 34 Digital Root 7
Name
one hundred twenty-nine million six hundred thirty-one thousand three hundred seventy-two
Scientific notation
1.29631372 × 10^8
Engineering notation
1.29631372 × 10^6
Prime Factorization
2 × 2 × 13 × 643 × 3877
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
64815686 Product of the distinct prime numbers
The prime factorization of 129631372 is 2 × 2 × 13 × 643 × 3877.
Since it has a total of 5 prime factors.
3 , 2 , 32 , 72 , 578 , 899 , 8946 , 5915 , 14020 , 99590 , 498976 , 198523 , 4897405 , 4127195 , 83828912 , 55011637 , 264773671 , 66150316 , 7059239634 , 3849050542
n×2
259262744
n×3
388894116
n×4
518525488
n×5
648156860
n÷2
64815686
n÷3
43210457.333333
n÷3
32407843
n÷5
25926274.4
n2
16804292606602384
n3
2.1783635060833E+24
n4
2.8238425000831E+32
n5
3.6605857759768E+40
2 √n11385.577367881
3 √n506.10042948168
4 √n106.70322098175
5 √n41.931656893135
1 , 2 , 4 , 13 , 26 , 52 , 643 , 1286 , 2572 , 3877 , 7754 , 8359 , 15508 , 16718 , 33436 , 50401 , 100802 , 201604 , 2492911 , 4985822 , 9971644 , 32407843 , 64815686 , 129631372
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
-129631371 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 129631372 can be divided by 24 positive divisors.
The sum of these divisors (counting 129631372) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
111101110100000010010001100
3
Ternary
100000220221210221
4
Quaternary
13232200102030
5
Quinary
231141200442
6
Senary
20510241124
8
Octal
756402214
10
Decimal
129631372
12
Duodecimal
374b61a4
16
Hexadecimal
7ba048c
20
Vigesimal
20a3i8c
36
Base36
256g7g
md5
f02a65e6c6f57c9f38c4919d6b067b18
sha1
acae6b5f75d44f9e962454abb99e8fdcf3b53420
sha256
79037cd45b7644fcfc56f63582117916bdd595eabe1076af8e2b6395f62e0f53
sha512
89df003c5510a47dc0358723a1390253a9d1f5a06e43b5747ef2ce8a8095a613e2a8b682c935136acce1bc1ce734ddc6a0b655ec4f1ca18355062b10f0732288
ripemd-160
f5a6f20250173ceb1581708f35609a16a0c2231b
Diameter
259262744
Circumference
814497931.89993
Area
5.2792242201675E+16
Volume
9.124707716746E+24
Surface area
2.111689688067E+17
Circumference
814497931.89993
Perimeter
518525488
Area
16804292606602384
Diagonal
183326444.39143
Surface area
100825755639614304
Volume
2.1783635060833E+24
Space diagonal
224528122.55886
Perimeter
388894116
Area
7.2764721449723E+15
Altitude
112264061.27943
Surface area
7.2764721449723E+15
Volume
2.5672260117347E+23
Height
61108814.797144