129331381 is an odd 9-digits prime number following 129331380
and preceding 129331382 . In scientific notation, it is written as 1.29331381 × 10^8.
The sum of its digits is 31. It has a total of 1 prime factors and 2 positive divisors.
There are 129331380 positive integers (up to 129331381) that are relatively prime to 129331381.
129331381 has 2 divisors, whose sum is 129331382
The reverse of 129331381 is 183133921
Previous prime number is 1
Is Prime? yes
Number parity odd
Number length 9
Sum of Digits 31
Digital Root 4
Name
one hundred twenty-nine million three hundred thirty-one thousand three hundred eighty-one
Scientific notation
1.29331381 × 10^8
Engineering notation
1.29331381 × 10^6
Prime Factorization
129331381
Composite number
ω
Distinct Factors
1
Total number of distinct prime factors
Ω
Total Factors
1
Total number of prime factors
rad
Radical
129331381
Product of the distinct prime numbers
The prime factorization of 129331381 is 129331381.
Since it has a total of 1 prime factors.
8 , 10 , 77 , 99 , 864 , 429 , 356 , 51 , 53632 , 35847 , 794085 , 626756 , 6546746 , 6767308 , 10251565 , 67449272 , 258291419 , 322592071 , 3731766209 , 9324641577
n×2
258662762
n×3
387994143
n×4
517325524
n×5
646656905
n÷2
64665690.5
n÷3
43110460.333333
n÷3
32332845.25
n÷5
25866276.2
n2
16726606111367161
n3
2.1632750678262E+24
n4
2.7977935200483E+32
n5
3.6184249970069E+40
2 √n
11372.395569976
3 √n
505.70972456743
4 √n
106.64143458326
5 √n
41.912231379314
2 divisors
τ
Total Divisors
2
Total number of the positive divisors of n
σ
Sum of Divisors
129331382
Sum of all the positive divisors of n
s
Aliquot Sum
1
Sum of the proper positive divisors of n
A
Arithmetic Mean
64665691
Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G
Geometric Mean
11372.395613942
Returns the nth root of the product of n divisors
H
Harmonic Mean
1.9999999845358
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129331381 can be divided by 2 positive divisors.
The sum of these divisors (counting 129331381) is 129331382, the average is 64665691.
Base
System
Value
2
Binary
111101101010111000010110101
3
Ternary
100000100201022011
4
Quaternary
13231113002311
5
Quinary
231102101011
6
Senary
20500004221
8
Octal
755270265
10
Decimal
129331381
12
Duodecimal
37390671
16
Hexadecimal
7b570b5
20
Vigesimal
2086891
36
Base36
2500qd
md5
217e4b13daa4a28783c862e4da8b8c0d
sha1
64896766734c5fcc5b6110304e5d6cb56aab4f17
sha256
3b5c31ecf1903742d0705210f1021c1a179d20692855088cf0da9513d860711d
sha512
74357aff5c9bcc2de86f95495132ed76ecc1b6ca03cf099cc0db5dd562cdeeac3c9bc805bf7f395dcc075d3a0a531014904a38aa89a6ec317ad004687051286b
ripemd-160
ba8882968a327a8b41de3a154b52a57a9468b3ba
Diameter
258662762
Circumference
812613032.85645
Area
5.2548182878961E+16
Volume
9.0615054143688E+24
Surface area
2.1019273151584E+17
Circumference
812613032.85645
Perimeter
517325524
Area
16726606111367161
Diagonal
182902193.05064
Surface area
100359636668202966
Volume
2.1632750678262E+24
Space diagonal
224008522.90505
Perimeter
387994143
Area
7.24283290577E+15
Altitude
112004261.45252
Surface area
7.24283290577E+15
Volume
2.5494441167194E+23
Height
60967397.683547