142425985 is an odd 9-digits composite number following 142425984
and preceding 142425986 . In scientific notation, it is written as 1.42425985 × 10^8.
The sum of its digits is 40. It has a total of 3 prime factors and 8 positive divisors.
There are 105176064 positive integers (up to 142425985) that are relatively prime to 142425985.
142425985 has 8 divisors, whose sum is 184058280
The reverse of 142425985 is 589524241
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred forty-two million four hundred twenty-five thousand nine hundred eighty-five
Scientific notation
1.42425985 × 10^8
Engineering notation
1.42425985 × 10^6
Prime Factorization
5 × 13 × 2191169
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
142425985
Product of the distinct prime numbers
The prime factorization of 142425985 is 5 × 13 × 2191169.
Since it has a total of 3 prime factors.
9 , 4 , 6 , 95 , 355 , 193 , 4410 , 1 , 20670 , 63193 , 462399 , 23915 , 656055 , 368569 , 2320429 , 54524897 , 732900562 , 422904545 , 2095157110 , 3929628098
n×2
284851970
n×3
427277955
n×4
569703940
n×5
712129925
n÷2
71212992.5
n÷3
47475328.333333
n÷3
35606496.25
n÷5
28485197
n2
20285161203220225
n3
2.8891340652524E+24
n4
4.1148776504063E+32
n5
5.860655025136E+40
2 √n
11934.23583645
3 √n
522.23151579625
4 √n
109.24392814454
5 √n
42.728519610165
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
-142425984
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 142425985 can be divided by 8 positive divisors.
The sum of these divisors (counting 142425985) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000011111010011111110000001
3
Ternary
100220222222201111
4
Quaternary
20133103332001
5
Quinary
242430112420
6
Senary
22044403321
8
Octal
1037237601
10
Decimal
142425985
12
Duodecimal
3b846541
16
Hexadecimal
87d3f81
20
Vigesimal
24a34j5
36
Base36
2csold
md5
5c279e832261382f2c3c136af6a07711
sha1
14638a31d96c421ba7ed35557b78b5d0b7fed499
sha256
fb09637efafa2fb9a65d855a88e31cb5bece98a257419acf24b34fc01bc2dca2
sha512
8673d3b99b897b4efbe94781a18504ed09cb1713c7c677a5c60cb53167f3815ee32514be7909270f654447260048e8f70192cd9e966fc7221fe8c66fde9da92e
ripemd-160
0752f51a466988f31958c1c0bc21311577708412
Diameter
284851970
Circumference
894888856.31258
Area
6.3727713412921E+16
Volume
1.2101976472844E+25
Surface area
2.5491085365169E+17
Circumference
894888856.31258
Perimeter
569703940
Area
20285161203220225
Diagonal
201420759.62135
Surface area
121710967219321350
Volume
2.8891340652524E+24
Space diagonal
246689042.33804
Perimeter
427277955
Area
8.7837324609256E+15
Altitude
123344521.16902
Surface area
8.7837324609256E+15
Volume
3.4048771488284E+23
Height
67140253.207116