129285427 is an odd 9-digits prime number following 129285426
and preceding 129285428 . In scientific notation, it is written as 1.29285427 × 10^8.
The sum of its digits is 40. It has a total of 1 prime factors and 2 positive divisors.
There are 129285426 positive integers (up to 129285427) that are relatively prime to 129285427.
129285427 has 2 divisors, whose sum is 129285428
The reverse of 129285427 is 724582921
Previous prime number is 1
Is Prime? yes Number parity odd Number length 9 Sum of Digits 40 Digital Root 4
Name
one hundred twenty-nine million two hundred eighty-five thousand four hundred twenty-seven
Scientific notation
1.29285427 × 10^8
Engineering notation
1.29285427 × 10^6
Prime Factorization
129285427
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
129285427 Product of the distinct prime numbers
The prime factorization of 129285427 is 129285427.
Since it has a total of 1 prime factors.
4 , 8 , 23 , 74 , 676 , 202 , 6349 , 3190 , 20480 , 99318 , 24654 , 880752 , 281654 , 1089206 , 90389785 , 56962818 , 977609144 , 231721634 , 8935787602 , 9488107039
n×2
258570854
n×3
387856281
n×4
517141708
n×5
646427135
n÷2
64642713.5
n÷3
43095142.333333
n÷3
32321356.75
n÷5
25857085.4
n2
16714721634572329
n3
2.1609699237118E+24
n4
2.7938191932124E+32
n5
3.6120010735526E+40
2 √n11370.374971829
3 √n505.64982124642
4 √n106.63196036756
5 √n41.909252506797
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
129285428 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
64642714 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
11370.375015803 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999999845304 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 129285427 can be divided by 2 positive divisors.
The sum of these divisors (counting 129285427) is 129285428, the average is 64642714.
Base
System
Value
2
Binary
111101101001011110100110011
3
Ternary
100000021101021011
4
Quaternary
13231023310303
5
Quinary
231044113202
6
Senary
20455011351
8
Octal
755136463
10
Decimal
129285427
12
Duodecimal
37369b57
16
Hexadecimal
7b4bd33
20
Vigesimal
2080db7
36
Base36
24z19v
md5
4f6e4ffa3deb63b8d09669f987049186
sha1
6ea0393bb0c5aea57738f4af7940487df8d8292f
sha256
08f50fd4dccfe1829fe9009191957166ac7fea6093628513ec5a34f18a9c3bfa
sha512
f6881f1d71a10936fe9341d5b238336b1aace73f2a16f239c61d9e87a24e8be392aa8dfacf701a3595d258c2d33a38c25c5517dc46ddfdcfaa34d1ceb7b6868c
ripemd-160
33c46c03655a3175f373320037af8959216eac46
Diameter
258570854
Circumference
812324295.35884
Area
5.2510846693971E+16
Volume
9.0518496492821E+24
Surface area
2.1004338677588E+17
Circumference
812324295.35884
Perimeter
517141708
Area
16714721634572329
Diagonal
182837204.2806
Surface area
100288329807433974
Volume
2.1609699237118E+24
Space diagonal
223928928.24224
Perimeter
387856281
Area
7.2376867763625E+15
Altitude
111964464.12112
Surface area
7.2376867763625E+15
Volume
2.546727478328E+23
Height
60945734.760199