129675681 is an odd 9-digits composite number following 129675680
and preceding 129675682 . In scientific notation, it is written as 1.29675681 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 86450436 positive integers (up to 129675681) that are relatively prime to 129675681.
129675681 has 8 divisors, whose sum is 192112160
The reverse of 129675681 is 186576921
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred twenty-nine million six hundred seventy-five thousand six hundred eighty-one
Scientific notation
1.29675681 × 10^8
Engineering notation
1.29675681 × 10^6
Prime Factorization
3 × 9 × 4802803
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129675681
Product of the distinct prime numbers
The prime factorization of 129675681 is 3 × 9 × 4802803.
Since it has a total of 3 prime factors.
6 , 6 , 15 , 7 , 43 , 468 , 6911 , 3728 , 99458 , 58494 , 885630 , 547991 , 7979803 , 9963303 , 44304910 , 3361538 , 740869350 , 437365345 , 9230230348 , 6689635594
n×2
259351362
n×3
389027043
n×4
518702724
n×5
648378405
n÷2
64837840.5
n÷3
43225227
n÷3
32418920.25
n÷5
25935136.2
n2
16815782242813761
n3
2.1805980138846E+24
n4
2.8277053243773E+32
n5
3.6668461360595E+40
2 √n
11387.523040591
3 √n
506.15808591952
4 √n
106.71233780867
5 √n
41.934523013865
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
-129675680
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 129675681 can be divided by 8 positive divisors.
The sum of these divisors (counting 129675681) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101110101011000110100001
3
Ternary
100001000012121000
4
Quaternary
13232223012201
5
Quinary
231144110211
6
Senary
20511222213
8
Octal
756530641
10
Decimal
129675681
12
Duodecimal
37517969
16
Hexadecimal
7bab1a1
20
Vigesimal
20a9941
36
Base36
257ee9
md5
c89747d9bfd4dfc847f78a61d075a7f9
sha1
f0bcb144ec3e6254ff2939cee0f2825a5b292f84
sha256
529936bac4f8a8cded0068837068c6be5ab00dc229daffb184c2da4546dad60d
sha512
a456366adfde6fcee21caaf17cc2651acd56c635098c6ef8c0111a1984857df52f55deb8f3c651724b3688f5e6fc437c5e13e790aeaaf86628ab1e77e3b329e3
ripemd-160
b12549695454b484142f899b2fe98b3dd4413db5
Diameter
259351362
Circumference
814776333.55771
Area
5.2828337958389E+16
Volume
9.1340676011364E+24
Surface area
2.1131335183356E+17
Circumference
814776333.55771
Perimeter
518702724
Area
16815782242813761
Diagonal
183389106.78017
Surface area
100894693456882566
Volume
2.1805980138846E+24
Space diagonal
224604867.99809
Perimeter
389027043
Area
7.281447303392E+15
Altitude
112302433.99905
Surface area
7.281447303392E+15
Volume
2.5698594044328E+23
Height
61129702.260056