128934997 is an odd 9-digits composite number following 128934996
and preceding 128934998 . In scientific notation, it is written as 1.28934997 × 10^8.
The sum of its digits is 52. It has a total of 3 prime factors and 8 positive divisors.
There are 127891632 positive integers (up to 128934997) that are relatively prime to 128934997.
128934997 has 8 divisors, whose sum is 129982176
The reverse of 128934997 is 799439821
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred twenty-eight million nine hundred thirty-four thousand nine hundred ninety-seven
Scientific notation
1.28934997 × 10^8
Engineering notation
1.28934997 × 10^6
Prime Factorization
947 × 173 × 787
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
128934997
Product of the distinct prime numbers
The prime factorization of 128934997 is 947 × 173 × 787.
Since it has a total of 3 prime factors.
6 , 1 , 94 , 53 , 959 , 176 , 4565 , 8514 , 78536 , 37077 , 920065 , 673112 , 6175840 , 301130 , 60679677 , 70583268 , 507779260 , 438121784 , 8299640601 , 6579927221
n×2
257869994
n×3
386804991
n×4
515739988
n×5
644674985
n÷2
64467498.5
n÷3
42978332.333333
n÷3
32233749.25
n÷5
25786999.4
n2
16624233451390009
n3
2.1434454901823E+24
n4
2.7636513784631E+32
n5
3.5633138219119E+40
2 √n
11354.954733507
3 √n
505.19255082573
4 √n
106.55962994262
5 √n
41.886508708724
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
-128934996
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 128934997 can be divided by 8 positive divisors.
The sum of these divisors (counting 128934997) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101011110110010001010101
3
Ternary
22222121120120021
4
Quaternary
13223312101111
5
Quinary
231001404442
6
Senary
20443305141
8
Octal
753662125
10
Decimal
128934997
12
Duodecimal
3721b1b1
16
Hexadecimal
7af6455
20
Vigesimal
205gh9h
36
Base36
24rivp
md5
10db2d65f1b3a5528993b1bbb400f62c
sha1
82ae816909408aebf78aa60d7ac780f7b1c520cd
sha256
fc259d309652eac5067799b0e3c491126a411dafac58421fd1857187aa1de67b
sha512
31400d9a4903888c8b16529d636cbe96d7b80ed5704f2fe6318a7178c6f7e86c9b7d614ba490179040852dbd89765498c7fe8e06ddcd91a3b9a95bf23de8f23b
ripemd-160
184ffe8d3ebf94102e38d201fc3f39fb8724b156
Diameter
257869994
Circumference
810122478.73164
Area
5.2226569682449E+16
Volume
8.9784434737691E+24
Surface area
2.0890627872979E+17
Circumference
810122478.73164
Perimeter
515739988
Area
16624233451390009
Diagonal
182341621.42193
Surface area
99745400708340054
Volume
2.1434454901823E+24
Space diagonal
223321965.67774
Perimeter
386804991
Area
7.1985042436734E+15
Altitude
111660982.83887
Surface area
7.1985042436734E+15
Volume
2.5260747353527E+23
Height
60780540.473978