142487998 is an even 9-digits composite number following 142487997
and preceding 142487999 . In scientific notation, it is written as 1.42487998 × 10^8.
The sum of its digits is 52. It has a total of 2 prime factors and 4 positive divisors.
There are 71243998 positive integers (up to 142487998) that are relatively prime to 142487998.
142487998 has 4 divisors, whose sum is 213732000
The reverse of 142487998 is 899784241
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 52
Digital Root 7
Name
one hundred forty-two million four hundred eighty-seven thousand nine hundred ninety-eight
Scientific notation
1.42487998 × 10^8
Engineering notation
1.42487998 × 10^6
Prime Factorization
2 × 71243999
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
142487998
Product of the distinct prime numbers
The prime factorization of 142487998 is 2 × 71243999.
Since it has a total of 2 prime factors.
7 , 10 , 62 , 26 , 23 , 162 , 1353 , 4167 , 48688 , 6660 , 183205 , 434114 , 3447802 , 3664250 , 87026165 , 47702457 , 178551281 , 344945396 , 5611862195 , 9952088550
n×2
284975996
n×3
427463994
n×4
569951992
n×5
712439990
n÷2
71243999
n÷3
47495999.333333
n÷3
35621999.5
n÷5
28497599.6
n2
20302829574048004
n3
2.8929095397413E+24
n4
4.1220488871284E+32
n5
5.8734249358505E+40
2 √n
11936.833667267
3 √n
522.30729888669
4 √n
109.25581754427
5 √n
42.732239805361
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
-142487997
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 142487998 can be divided by 4 positive divisors.
The sum of these divisors (counting 142487998) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000011111100011000110111110
3
Ternary
100221010010210021
4
Quaternary
20133203012332
5
Quinary
242434103443
6
Senary
22050002354
8
Octal
1037430676
10
Decimal
142487998
12
Duodecimal
3b8763ba
16
Hexadecimal
87e31be
20
Vigesimal
24aajji
36
Base36
2cu0fy
md5
814017f5fac6e22c944f340d90a20e80
sha1
7981b015075afc26c0fd2b55a655c932121c41cf
sha256
9b1def44fdc4e0373288366f2ac53c28bf845eb89d7b4c9e31eefdb7dabd76da
sha512
4849b6399cc7e4e4d8a01b3d74106d70f5ddf1e1d1ee2abd1d688c29561dd2e24fd0991bd43a2f42fe88380ddda11035d6a8b14289552d1ab5857145961e4d14
ripemd-160
e1e194491a1d89426558aaa2607b61274bc151b2
Diameter
284975996
Circumference
895278495.48303
Area
6.3783220236915E+16
Volume
1.2117791143401E+25
Surface area
2.5513288094766E+17
Circumference
895278495.48303
Perimeter
569951992
Area
20302829574048004
Diagonal
201508459.24699
Surface area
121816977444288024
Volume
2.8929095397413E+24
Space diagonal
246796452.00477
Perimeter
427463994
Area
8.7913830899158E+15
Altitude
123398226.00239
Surface area
8.7913830899158E+15
Volume
3.4093265881839E+23
Height
67169486.415663