129121374 is an even 9-digits composite number following 129121373
and preceding 129121375 . In scientific notation, it is written as 1.29121374 × 10^8.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 43040456 positive integers (up to 129121374) that are relatively prime to 129121374.
129121374 has 8 divisors, whose sum is 258242760
The reverse of 129121374 is 473121921
Previous prime number is 3
Is Prime? no
Number parity even
Number length 9
Sum of Digits 30
Digital Root 3
Name
one hundred twenty-nine million one hundred twenty-one thousand three hundred seventy-four
Scientific notation
1.29121374 × 10^8
Engineering notation
1.29121374 × 10^6
Prime Factorization
2 × 3 × 21520229
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129121374
Product of the distinct prime numbers
The prime factorization of 129121374 is 2 × 3 × 21520229.
Since it has a total of 3 prime factors.
2 , 9 , 48 , 68 , 750 , 639 , 6233 , 2441 , 79652 , 77718 , 354581 , 861071 , 1389448 , 7496412 , 672842 , 91802407 , 392704416 , 783877902 , 3662394314 , 7163691059
n×2
258242748
n×3
387364122
n×4
516485496
n×5
645606870
n÷2
64560687
n÷3
43040458
n÷3
32280343.5
n÷5
25824274.8
n2
16672329223647876
n3
2.1527540571378E+24
n4
2.779665617417E+32
n5
3.5891424378145E+40
2 √n
11363.158627776
3 √n
505.43585415078
4 √n
106.59811737445
5 √n
41.898611197679
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
-129121373
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 129121374 can be divided by 8 positive divisors.
The sum of these divisors (counting 129121374) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101100100011110001011110
3
Ternary
22222222001020010
4
Quaternary
13230203301132
5
Quinary
231023340444
6
Senary
20451304050
8
Octal
754436136
10
Decimal
129121374
12
Duodecimal
372ab026
16
Hexadecimal
7b23c5e
20
Vigesimal
207038e
36
Base36
24viou
md5
1fab5ed4a212b07cba65ff2d3d1bcdb1
sha1
338c6eb8d47f9b6fb4de65411dd668b570d9c83c
sha256
deb7ed3e988f7aee992895bed0b4d5ec4433e3e5140a7fbea023b06001b2e995
sha512
2ca1aa6607a5f59bb224ff366bc92e19c28d1f0f649859371e827a400477fb7166e557d0eeaf7976d35e75061942c13b02fcbbfca0174d05d5cf5797b7896ac4
ripemd-160
37a7410b1ad217511b9144698fbc585d04661f1b
Diameter
258242748
Circumference
811293519.95964
Area
5.2377667007243E+16
Volume
9.0174351078528E+24
Surface area
2.0951066802897E+17
Circumference
811293519.95964
Perimeter
516485496
Area
16672329223647876
Diagonal
182605198.30305
Surface area
100033975341887256
Volume
2.1527540571378E+24
Space diagonal
223644780.1111
Perimeter
387364122
Area
7.2193303239684E+15
Altitude
111822390.05555
Surface area
7.2193303239684E+15
Volume
2.5370449867149E+23
Height
60868399.43435