142489249 is an odd 9-digits composite number following 142489248
and preceding 142489250 . In scientific notation, it is written as 1.42489249 × 10^8.
The sum of its digits is 43. It has a total of 2 prime factors and 4 positive divisors.
There are 122133636 positive integers (up to 142489249) that are relatively prime to 142489249.
142489249 has 4 divisors, whose sum is 162844864
The reverse of 142489249 is 942984241
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 43
Digital Root 7
Name
one hundred forty-two million four hundred eighty-nine thousand two hundred forty-nine
Scientific notation
1.42489249 × 10^8
Engineering notation
1.42489249 × 10^6
Prime Factorization
7 × 20355607
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
142489249
Product of the distinct prime numbers
The prime factorization of 142489249 is 7 × 20355607.
Since it has a total of 2 prime factors.
4 , 5 , 58 , 85 , 35 , 182 , 3010 , 5345 , 74876 , 42031 , 889226 , 778127 , 9716840 , 3953132 , 57561094 , 76943211 , 483504787 , 28522914 , 8220642661 , 3070537265
n×2
284978498
n×3
427467747
n×4
569956996
n×5
712446245
n÷2
71244624.5
n÷3
47496416.333333
n÷3
35622312.25
n÷5
28497849.8
n2
20303186080584001
n3
2.8929857369297E+24
n4
4.1221936502282E+32
n5
5.8736827745358E+40
2 √n
11936.886067983
3 √n
522.30882744705
4 √n
109.25605735145
5 √n
42.732314840234
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
-142489248
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 142489249 can be divided by 4 positive divisors.
The sum of these divisors (counting 142489249) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000011111100011011010100001
3
Ternary
100221010012111121
4
Quaternary
20133203122201
5
Quinary
242434123444
6
Senary
22050012241
8
Octal
1037433241
10
Decimal
142489249
12
Duodecimal
3b877081
16
Hexadecimal
87e36a1
20
Vigesimal
24ab329
36
Base36
2cu1ep
md5
306d931a4c09cf41fb9a1fc035879b93
sha1
38d45c88026f4f33e89858f700c835e74881a6d2
sha256
30d6da343d75374f1cad3521f94b40df1d2a108060b7d2987d0b7ebe397048f2
sha512
1e8928d7aace0aea7600fc1074494468ba4975b72a3d4a70dbb40361919ad6b15d5f5e9455719394735ff0ded6ebbad5dfcff152db1d0d7016ab468bd916a870
ripemd-160
22529557ea6ca8119c4fbd68f86382cc90bb2a89
Diameter
284978498
Circumference
895286355.74785
Area
6.3784340235229E+16
Volume
1.2118110317438E+25
Surface area
2.5513736094092E+17
Circumference
895286355.74785
Perimeter
569956996
Area
20303186080584001
Diagonal
201510228.42816
Surface area
121819116483504006
Volume
2.8929857369297E+24
Space diagonal
246798618.80033
Perimeter
427467747
Area
8.7915374617742E+15
Altitude
123399309.40017
Surface area
8.7915374617742E+15
Volume
3.4094163874315E+23
Height
67170076.142719