142470985 is an odd 9-digits composite number following 142470984
and preceding 142470986 . In scientific notation, it is written as 1.42470985 × 10^8.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 113976784 positive integers (up to 142470985) that are relatively prime to 142470985.
142470985 has 4 divisors, whose sum is 170965188
The reverse of 142470985 is 589074241
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 40
Digital Root 4
Name
one hundred forty-two million four hundred seventy thousand nine hundred eighty-five
Scientific notation
1.42470985 × 10^8
Engineering notation
1.42470985 × 10^6
Prime Factorization
5 × 28494197
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
142470985
Product of the distinct prime numbers
The prime factorization of 142470985 is 5 × 28494197.
Since it has a total of 2 prime factors.
5 , 1 , 14 , 6 , 659 , 880 , 2843 , 9604 , 59442 , 67789 , 663483 , 254475 , 916605 , 9880991 , 67047828 , 59362928 , 785640068 , 416921297 , 4359604733 , 4422163256
n×2
284941970
n×3
427412955
n×4
569883940
n×5
712354925
n÷2
71235492.5
n÷3
47490328.333333
n÷3
35617746.25
n÷5
28494197
n2
20297981566870225
n3
2.8918734273438E+24
n4
4.12008055689E+32
n5
5.8699193521947E+40
2 √n
11936.121019829
3 √n
522.28651031061
4 √n
109.25255612492
5 √n
42.731219314751
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-142470984
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 142470985 can be divided by 4 positive divisors.
The sum of these divisors (counting 142470985) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000011111011110111101001001
3
Ternary
100221002021110011
4
Quaternary
20133132331021
5
Quinary
242433032420
6
Senary
22045351521
8
Octal
1037367511
10
Decimal
142470985
12
Duodecimal
3b8685a1
16
Hexadecimal
87def49
20
Vigesimal
24a8h95
36
Base36
2ctnbd
md5
315b99874f02ab8c93be4c303afd5e1f
sha1
a3f1d0f9635251f4466e70ae8afcabfa9b4dd3ee
sha256
976006f2836d44d8d64b9fbcc4826e525163d460c21412f8b0046ff75020ddd2
sha512
ac80a49514979b4e095e4b7cf2a5b57b6828b7703bafc65bf9bd484db9a3b55a1853a94fd2b0f85df071edea93dd624c7f060bf5996ca4f4deab7dea01acd2c8
ripemd-160
093ac6549a72b21f8ae546b5858067e9064201b5
Diameter
284941970
Circumference
895171599.6514
Area
6.3767989773181E+16
Volume
1.211345108594E+25
Surface area
2.5507195909272E+17
Circumference
895171599.6514
Perimeter
569883940
Area
20297981566870225
Diagonal
201484399.23165
Surface area
121787889401221350
Volume
2.8918734273438E+24
Space diagonal
246766984.62438
Perimeter
427412955
Area
8.7892838412289E+15
Altitude
123383492.31219
Surface area
8.7892838412289E+15
Volume
3.4081055180134E+23
Height
67161466.410551