142498971 is an odd 9-digits composite number following 142498970
and preceding 142498972 . In scientific notation, it is written as 1.42498971 × 10^8.
The sum of its digits is 45. It has a total of 3 prime factors and 8 positive divisors.
There are 89970480 positive integers (up to 142498971) that are relatively prime to 142498971.
142498971 has 8 divisors, whose sum is 146065920
The reverse of 142498971 is 179894241
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
one hundred forty-two million four hundred ninety-eight thousand nine hundred seventy-one
Scientific notation
1.42498971 × 10^8
Engineering notation
1.42498971 × 10^6
Prime Factorization
279 × 47 × 10867
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
142498971
Product of the distinct prime numbers
The prime factorization of 142498971 is 279 × 47 × 10867.
Since it has a total of 3 prime factors.
8 , 3 , 63 , 72 , 254 , 292 , 3804 , 8357 , 316 , 31670 , 380358 , 434089 , 3439613 , 8393629 , 5844127 , 92657059 , 484201125 , 32720700 , 6296886445 , 7457518363
n×2
284997942
n×3
427496913
n×4
569995884
n×5
712494855
n÷2
71249485.5
n÷3
47499657
n÷3
35624742.75
n÷5
28499794.2
n2
20305956736058841
n3
2.8935779400589E+24
n4
4.1233187896669E+32
n5
5.875686846325E+40
2 √n
11937.293286168
3 √n
522.32070617
4 √n
109.25792093102
5 √n
42.732897947002
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
-142498970
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 142498971 can be divided by 8 positive divisors.
The sum of these divisors (counting 142498971) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000011111100101110010011011
3
Ternary
100221010200211200
4
Quaternary
20133211302123
5
Quinary
242434431341
6
Senary
22050125243
8
Octal
1037456233
10
Decimal
142498971
12
Duodecimal
3b880823
16
Hexadecimal
87e5c9b
20
Vigesimal
24ac78b
36
Base36
2cu8wr
md5
e230ee1a6a013ceabb404f5d49cf9450
sha1
2bf92618902580f9b37eac1bc5b536de87681dd2
sha256
8934cc5d8cb3c3413c10ef9f6f0c7608424274f1f0dbea1ee84861fa0759d9a0
sha512
87f927553a82d187f1e55cea9ec6ebba06a7e5ee051f231ec0806dbfcce6e95820e72b4827c85108b0e5fc4f96d69fa8ca2d1e56d69ca51cf1ee38c51098a669
ripemd-160
c72ae5117e3e3c6181c9e709b6412b0bc0925238
Diameter
284997942
Circumference
895347440.87541
Area
6.3793044506115E+16
Volume
1.2120590932105E+25
Surface area
2.5517217802446E+17
Circumference
895347440.87541
Perimeter
569995884
Area
20305956736058841
Diagonal
201523977.41241
Surface area
121835740416353046
Volume
2.8935779400589E+24
Space diagonal
246815457.79828
Perimeter
427496913
Area
8.7927371907873E+15
Altitude
123407728.89914
Surface area
8.7927371907873E+15
Volume
3.4101143055124E+23
Height
67174659.13747