129505931 is an odd 9-digits prime number following 129505930
and preceding 129505932 . In scientific notation, it is written as 1.29505931 × 10^8.
The sum of its digits is 35. It has a total of 1 prime factors and 2 positive divisors.
There are 129505930 positive integers (up to 129505931) that are relatively prime to 129505931.
129505931 has 2 divisors, whose sum is 129505932
The reverse of 129505931 is 139505921
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 9
Sum of Digits 35
Digital Root 8
Name
one hundred twenty-nine million five hundred five thousand nine hundred thirty-one
Scientific notation
1.29505931 × 10^8
Engineering notation
1.29505931 × 10^6
Prime Factorization
129505931
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
129505931
Product of the distinct prime numbers
The prime factorization of 129505931 is 129505931.
Since it has a total of 1 prime factors.
7 , 3 , 13 , 48 , 396 , 404 , 1278 , 8858 , 20407 , 11065 , 505641 , 641884 , 6359536 , 6066186 , 97959232 , 63430600 , 982938406 , 738825355 , 8544232701 , 3094463858
n×2
259011862
n×3
388517793
n×4
518023724
n×5
647529655
n÷2
64752965.5
n÷3
43168643.666667
n÷3
32376482.75
n÷5
25901186.2
n2
16771786164176761
n3
2.1720457817246E+24
n4
2.8129281113687E+32
n5
3.6429087389888E+40
2 √n
11380.067266937
3 √n
505.93712993503
4 √n
106.67739810727
5 √n
41.92353850938
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
129505932
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
64752966
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
11380.067310873
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999845567
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129505931 can be divided by 2 positive divisors.
The sum of these divisors (counting 129505931) is 129505932, the average is 64752966.
Base
System
Value
2
Binary
111101110000001101010001011
3
Ternary
100000200120201222
4
Quaternary
13232001222023
5
Quinary
231123142211
6
Senary
20503432255
8
Octal
756015213
10
Decimal
129505931
12
Duodecimal
3745568b
16
Hexadecimal
7b81a8b
20
Vigesimal
20984gb
36
Base36
253rez
md5
b63d36318eb3ba38ec539d5cf0d494ff
sha1
7590a08413ecd7a5d3bff271832db2ee40c58fb2
sha256
33ec70949e2fcae39c1798be634284b93e4bdd6abc05796de590d67cb17ddfe7
sha512
dab126fae0f17a7ff44d8a4c2130919b2243613b9fea75d74ed544a31ee81da7c0a2fecc679d4ca3b6a5717b24aaab19ff37a4cfef21495e0816a50728c5f40e
ripemd-160
0466e05c4d22a284baacc77c86dc92c59f656cfe
Diameter
259011862
Circumference
813709762.85181
Area
5.2690120200957E+16
Volume
9.0982440948357E+24
Surface area
2.1076048080383E+17
Circumference
813709762.85181
Perimeter
518023724
Area
16771786164176761
Diagonal
183149044.02795
Surface area
100630716985060566
Volume
2.1720457817246E+24
Space diagonal
224310852.37351
Perimeter
388517793
Area
7.2623964425087E+15
Altitude
112155426.18675
Surface area
7.2623964425087E+15
Volume
2.5597805021752E+23
Height
61049681.342651