129689091 is an odd 9-digits composite number following 129689090
and preceding 129689092 . In scientific notation, it is written as 1.29689091 × 10^8.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 74108016 positive integers (up to 129689091) that are relatively prime to 129689091.
129689091 has 4 divisors, whose sum is 131747712
The reverse of 129689091 is 190986921
Previous prime number is 63
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred twenty-nine million six hundred eighty-nine thousand ninety-one
Scientific notation
1.29689091 × 10^8
Engineering notation
1.29689091 × 10^6
Prime Factorization
63 × 2058557
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
129689091
Product of the distinct prime numbers
The prime factorization of 129689091 is 63 × 2058557.
Since it has a total of 2 prime factors.
3 , 2 , 78 , 32 , 864 , 970 , 3001 , 1862 , 84985 , 12308 , 977195 , 401907 , 2502255 , 7623055 , 22219385 , 10587356 , 833728442 , 948176063 , 9601670134 , 45450307
n×2
259378182
n×3
389067273
n×4
518756364
n×5
648445455
n÷2
64844545.5
n÷3
43229697
n÷3
32422272.75
n÷5
25937818.2
n2
16819260324406281
n3
2.1812745827646E+24
n4
2.8288751786015E+32
n5
3.6687425046529E+40
2 √n
11388.111827691
3 √n
506.17553289678
4 √n
106.71509653133
5 √n
41.935390283178
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
-129689090
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 129689091 can be divided by 4 positive divisors.
The sum of these divisors (counting 129689091) is 1, the average is 0.25.
Base
System
Value
2
Binary
111101110101110011000000011
3
Ternary
100001000212222200
4
Quaternary
13232232120003
5
Quinary
231200022331
6
Senary
20511404243
8
Octal
756563003
10
Decimal
129689091
12
Duodecimal
37523683
16
Hexadecimal
7bae603
20
Vigesimal
20ab2eb
36
Base36
257oqr
md5
d24684b8c6c35eb08d77f217a0b884e8
sha1
f5c2cfe0990e033008648c9fe5b6768ed2564190
sha256
07a1286c57f5a299af5d72fff7ab3db6777c8fd435aac7390abaae411a1b914c
sha512
82754cf1a3a2622240094d54c9e39b7b88024cb85bb924bc3e0a954e37dc61b55870c383ea52207e9a5017fe7069b4801d2a40208b59cb05cc731d231d7ccaa9
ripemd-160
02898d16c2d8f7aabf78ea2edc042e8ba03bee1e
Diameter
259378182
Circumference
814860591.07268
Area
5.2839264673969E+16
Volume
9.1369016062339E+24
Surface area
2.1135705869588E+17
Circumference
814860591.07268
Perimeter
518756364
Area
16819260324406281
Diagonal
183408071.38404
Surface area
100915561946437686
Volume
2.1812745827646E+24
Space diagonal
224628094.79942
Perimeter
389067273
Area
7.2829533568998E+15
Altitude
112314047.39971
Surface area
7.2829533568998E+15
Volume
2.5706567485045E+23
Height
61136023.79468