129171427 is an odd 9-digits composite number following 129171426
and preceding 129171428 . In scientific notation, it is written as 1.29171427 × 10^8.
The sum of its digits is 34. It has a total of 3 prime factors and 8 positive divisors.
There are 96275520 positive integers (up to 129171427) that are relatively prime to 129171427.
129171427 has 8 divisors, whose sum is 136539936
The reverse of 129171427 is 724171921
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 34
Digital Root 7
Name
one hundred twenty-nine million one hundred seventy-one thousand four hundred twenty-seven
Scientific notation
1.29171427 × 10^8
Engineering notation
1.29171427 × 10^6
Prime Factorization
77 × 23 × 72937
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129171427
Product of the distinct prime numbers
The prime factorization of 129171427 is 77 × 23 × 72937.
Since it has a total of 3 prime factors.
5 , 7 , 42 , 46 , 958 , 788 , 2479 , 5052 , 32303 , 59775 , 197144 , 20935 , 9737891 , 1241769 , 64981429 , 28234567 , 420358875 , 208301608 , 6950357824 , 8123935684
n×2
258342854
n×3
387514281
n×4
516685708
n×5
645857135
n÷2
64585713.5
n÷3
43057142.333333
n÷3
32292856.75
n÷5
25834285.4
n2
16685257553216329
n3
2.1552585280115E+24
n4
2.7839781961716E+32
n5
3.5961043633637E+40
2 √n
11365.36083897
3 √n
505.5011552748
4 √n
106.60844637725
5 √n
41.901859034995
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
-129171426
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 129171427 can be divided by 8 positive divisors.
The sum of these divisors (counting 129171427) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100101111111111100011
3
Ternary
100000001120212221
4
Quaternary
13230233333203
5
Quinary
231031441202
6
Senary
20452331511
8
Octal
754577743
10
Decimal
129171427
12
Duodecimal
37313b97
16
Hexadecimal
7b2ffe3
20
Vigesimal
20768b7
36
Base36
24wlb7
md5
89b43bd4b83527d50a7e93af8bafbba9
sha1
a94ac5529aa25d4a6b1d6843de0a82934ab9da8d
sha256
1cdcea9cc0486960bce2eba0c3585e801fe9240325ecbadcaf8d6d4c2b91ed72
sha512
10a9550c5852bf4cade9ee4d4f5f3f7c8cd40a815d9c315439d04f708d31a45a93a477445385bf803761d3275e9a4adc80d11baf984db8c5ee6e6a667f9dba2f
ripemd-160
659ca828dbb39fc04f63061174256ba11e64c203
Diameter
258342854
Circumference
811608012.23382
Area
5.2418282552438E+16
Volume
9.0279258109168E+24
Surface area
2.0967313020975E+17
Circumference
811608012.23382
Perimeter
516685708
Area
16685257553216329
Diagonal
182675983.93449
Surface area
100111545319297974
Volume
2.1552585280115E+24
Space diagonal
223731474.45017
Perimeter
387514281
Area
7.2249284548858E+15
Altitude
111865737.22509
Surface area
7.2249284548858E+15
Volume
2.5399965339451E+23
Height
60891994.644829