129374985 is an odd 9-digits composite number following 129374984
and preceding 129374986 . In scientific notation, it is written as 1.29374985 × 10^8.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 68999984 positive integers (up to 129374985) that are relatively prime to 129374985.
129374985 has 8 divisors, whose sum is 207000000
The reverse of 129374985 is 589473921
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
one hundred twenty-nine million three hundred seventy-four thousand nine hundred eighty-five
Scientific notation
1.29374985 × 10^8
Engineering notation
1.29374985 × 10^6
Prime Factorization
3 × 5 × 8624999
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
129374985
Product of the distinct prime numbers
The prime factorization of 129374985 is 3 × 5 × 8624999.
Since it has a total of 3 prime factors.
5 , 8 , 57 , 90 , 905 , 284 , 8658 , 4135 , 3968 , 63271 , 150174 , 148783 , 9208787 , 31454 , 87805167 , 68554545 , 99623949 , 883264293 , 2032951083 , 1047077700
n×2
258749970
n×3
388124955
n×4
517499940
n×5
646874925
n÷2
64687492.5
n÷3
43124995
n÷3
32343746.25
n÷5
25874997
n2
16737886743750225
n3
2.1654638464044E+24
n4
2.8015685264661E+32
n5
3.6245288608802E+40
2 √n
11374.312506697
3 √n
505.76655142819
4 √n
106.65042197149
5 √n
41.915057135153
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
-129374984
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 129374985 can be divided by 8 positive divisors.
The sum of these divisors (counting 129374985) is 1, the average is 0.125.
Base
System
Value
2
Binary
111101101100001101100001001
3
Ternary
100000102221010010
4
Quaternary
13231201230021
5
Quinary
231104444420
6
Senary
20500542133
8
Octal
755415411
10
Decimal
129374985
12
Duodecimal
373b1949
16
Hexadecimal
7b61b09
20
Vigesimal
208bh95
36
Base36
250ydl
md5
7e4aaad42a4911772e36d15fb5ed6f8c
sha1
9b80cacdef271789365937b05b98f13977785c81
sha256
813a715227f381e94950347614aa4a9147b9760d101ae5e444b2838fc085279f
sha512
104c712ca743e9e93a53cae81c32226019f8f4db293d2442cfd55597a636e2437dac04b8ac3422c59d42cb9db692918ab85be453f2b1b2b9b2b636ba38ab5ffe
ripemd-160
da166eafc4d51326aa4beb5a0ebea93e2060adb2
Diameter
258749970
Circumference
812887004.86858
Area
5.2583622030784E+16
Volume
9.0706737486377E+24
Surface area
2.1033448812313E+17
Circumference
812887004.86858
Perimeter
517499940
Area
16737886743750225
Diagonal
182963858.41882
Surface area
100427320462501350
Volume
2.1654638464044E+24
Space diagonal
224084047.24846
Perimeter
388124955
Area
7.2477175628772E+15
Altitude
112042023.62423
Surface area
7.2477175628772E+15
Volume
2.5520236170114E+23
Height
60987952.806272