129512999 is an odd 9-digits composite number following 129512998
and preceding 129513000 . In scientific notation, it is written as 1.29512999 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 100750560 positive integers (up to 129512999) that are relatively prime to 129512999.
129512999 has 8 divisors, whose sum is 131414400
The reverse of 129512999 is 999215921
Previous prime number is 863
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred twenty-nine million five hundred twelve thousand nine hundred ninety-nine
Scientific notation
1.29512999 × 10^8
Engineering notation
1.29512999 × 10^6
Prime Factorization
77 × 863 × 1949
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129512999
Product of the distinct prime numbers
The prime factorization of 129512999 is 77 × 863 × 1949.
Since it has a total of 3 prime factors.
1 , 9 , 97 , 60 , 391 , 429 , 1242 , 5491 , 40828 , 42467 , 457651 , 688885 , 3601046 , 7806336 , 96710448 , 16651934 , 434044981 , 197698904 , 9487072475 , 2359246755
n×2
259025998
n×3
388538997
n×4
518051996
n×5
647564995
n÷2
64756499.5
n÷3
43170999.666667
n÷3
32378249.75
n÷5
25902599.8
n2
16773616909974001
n3
2.1724014300878E+24
n4
2.8135422424257E+32
n5
3.6439029362973E+40
2 √n
11380.377805679
3 √n
505.94633388565
4 √n
106.67885360126
5 √n
41.923996108657
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
-129512998
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 129512999 can be divided by 8 positive divisors.
The sum of these divisors (counting 129512999) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101110000011011000100111
3
Ternary
100000200221102202
4
Quaternary
13232003120213
5
Quinary
231123403444
6
Senary
20503525115
8
Octal
756033047
10
Decimal
129512999
12
Duodecimal
3745979b
16
Hexadecimal
7b83627
20
Vigesimal
209929j
36
Base36
253wvb
md5
9ff9e12ab7fb94583958536a8d2c2a3d
sha1
10970ffe0a35a8b86c4ce55d30a6f531acd73272
sha256
3f1e9e1c5f3831ee57366ca58d98ee4bf0b29f521c5d36606f0c85cafae6bfa0
sha512
ba63569aec4065619a1bb6e8d0fcf1cbeb816a82fb99121b90cd6da4c126bf93f8874f15d8e21aa422170a791076e80683dff8915708614f62b8b8b546320bab
ripemd-160
049062045f180a9a7606193fe7d6bb4f0152fc53
Diameter
259025998
Circumference
813754172.40556
Area
5.2695871658504E+16
Volume
9.0997338312159E+24
Surface area
2.1078348663402E+17
Circumference
813754172.40556
Perimeter
518051996
Area
16773616909974001
Diagonal
183159039.68941
Surface area
100641701459844006
Volume
2.1724014300878E+24
Space diagonal
224323094.50862
Perimeter
388538997
Area
7.2631891786929E+15
Altitude
112161547.25431
Surface area
7.2631891786929E+15
Volume
2.5601996377908E+23
Height
61053013.229804