129122657 is an odd 9-digits composite number following 129122656
and preceding 129122658 . In scientific notation, it is written as 1.29122657 × 10^8.
The sum of its digits is 35. It has a total of 3 prime factors and 8 positive divisors.
There are 124815600 positive integers (up to 129122657) that are relatively prime to 129122657.
129122657 has 8 divisors, whose sum is 133439232
The reverse of 129122657 is 756221921
Previous prime number is 1171
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-nine million one hundred twenty-two thousand six hundred fifty-seven
Scientific notation
1.29122657 × 10^8
Engineering notation
1.29122657 × 10^6
Prime Factorization
31 × 1171 × 3557
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129122657
Product of the distinct prime numbers
The prime factorization of 129122657 is 31 × 1171 × 3557.
Since it has a total of 3 prime factors.
2 , 9 , 53 , 42 , 129 , 81 , 7723 , 7936 , 74580 , 70935 , 184535 , 503422 , 9375240 , 8451081 , 76476129 , 699579 , 75335959 , 147871492 , 2001711017 , 2772135610
n×2
258245314
n×3
387367971
n×4
516490628
n×5
645613285
n÷2
64561328.5
n÷3
43040885.666667
n÷3
32280664.25
n÷5
25824531.4
n2
16672660550739649
n3
2.1528182295706E+24
n4
2.7797760984019E+32
n5
3.5893207569075E+40
2 √n
11363.215082009
3 √n
505.43752821406
4 √n
106.59838217351
5 √n
41.898694461515
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
-129122656
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 129122657 can be divided by 8 positive divisors.
The sum of these divisors (counting 129122657) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100100000101100001
3
Ternary
22222222002222122
4
Quaternary
13230210011201
5
Quinary
231023411112
6
Senary
20451314025
8
Octal
754440541
10
Decimal
129122657
12
Duodecimal
372ab915
16
Hexadecimal
7b24161
20
Vigesimal
20706ch
36
Base36
24vjoh
md5
55320272aede2eca74b19b7b3c708ba0
sha1
1100cd59af0d819a2869a9a49c3d752986affc7e
sha256
cfcaaaf360656f9fce71d15bea8c2e20be7bbb428f377e7390d5218cb6759d9c
sha512
bc92c288c337aa0366932e6102d9d9ced95b8d757b582e3fd0225a1a99e724c5761d5a23ae61b1e95f4535b5748acc05aedb6fb3c92cea95fa09d0eab725ff7e
ripemd-160
b411003e5dad78b564f7de41b76b2b833906a26a
Diameter
258245314
Circumference
811301581.28639
Area
5.2378707902E+16
Volume
9.0177039127109E+24
Surface area
2.09514831608E+17
Circumference
811301581.28639
Perimeter
516490628
Area
16672660550739649
Diagonal
182607012.73905
Surface area
100035963304437894
Volume
2.1528182295706E+24
Space diagonal
223647002.33229
Perimeter
387367971
Area
7.2194737928076E+15
Altitude
111823501.16614
Surface area
7.2194737928076E+15
Volume
2.5371206146523E+23
Height
60869004.24635