129776828 is an even 9-digits composite number following 129776827
and preceding 129776829 . In scientific notation, it is written as 1.29776828 × 10^8.
The sum of its digits is 50. It has a total of 4 prime factors and 12 positive divisors.
There are 64474800 positive integers (up to 129776828) that are relatively prime to 129776828.
129776828 has 12 divisors, whose sum is 228557112
The reverse of 129776828 is 828677921
Previous prime number is 157
Is Prime? no
Number parity even
Number length 9
Sum of Digits 50
Digital Root 5
Name
one hundred twenty-nine million seven hundred seventy-six thousand eight hundred twenty-eight
Scientific notation
1.29776828 × 10^8
Engineering notation
1.29776828 × 10^6
Prime Factorization
2 × 2 × 157 × 206651
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
64888414
Product of the distinct prime numbers
The prime factorization of 129776828 is 2 × 2 × 157 × 206651.
Since it has a total of 4 prime factors.
3 , 1 , 81 , 93 , 441 , 43 , 6435 , 5396 , 9826 , 27637 , 398850 , 973963 , 4357319 , 1594494 , 21764281 , 70501173 , 840496912 , 830359720 , 8089618968 , 8572054138
n×2
259553656
n×3
389330484
n×4
519107312
n×5
648884140
n÷2
64888414
n÷3
43258942.666667
n÷3
32444207
n÷5
25955365.6
n2
16842025085741584
n3
2.185704592724E+24
n4
2.8365380898875E+32
n5
3.6811691580678E+40
2 √n
11391.963307525
3 √n
506.28965277985
4 √n
106.73314062429
5 √n
41.941062757358
1 , 2 , 4 , 157 , 314 , 628 , 206651 , 413302 , 826604 , 32444207 , 64888414 , 129776828
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-129776827
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129776828 can be divided by 12 positive divisors.
The sum of these divisors (counting 129776828) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
111101111000011110010111100
3
Ternary
100001012100100012
4
Quaternary
13233003302330
5
Quinary
231210324303
6
Senary
20513322352
8
Octal
757036274
10
Decimal
129776828
12
Duodecimal
375663b8
16
Hexadecimal
7bc3cbc
20
Vigesimal
20b2218
36
Base36
259kfw
md5
d038fd0545bb1f6cb7cc5bd17d9283e3
sha1
28cbffb02adbb648797c77e3d8359fa427b808ff
sha256
78531191eb4f9b67bdc971875bfd56667f28712659df2d9a81844fa63218e554
sha512
1fa236251199e976e9aaaae5bcbd7828f50555d442b49cb9d59327f82ec8838909fc3d3423a9f09ef0e335a0e9efea5c6f85fedc88b0f7468b8136e0e245d078
ripemd-160
2bee944973f345b21067a7c49684eb33caf9d0c9
Diameter
259553656
Circumference
815411858.90197
Area
5.2910782280941E+16
Volume
9.1554579885588E+24
Surface area
2.1164312912376E+17
Circumference
815411858.90197
Perimeter
519107312
Area
16842025085741584
Diagonal
183532150.23936
Surface area
101052150514449504
Volume
2.185704592724E+24
Space diagonal
224780059.74113
Perimeter
389330484
Area
7.2928107877135E+15
Altitude
112390029.87056
Surface area
7.2928107877135E+15
Volume
2.5758775653095E+23
Height
61177383.41312