142788887 is an odd 9-digits composite number following 142788886
and preceding 142788888 . In scientific notation, it is written as 1.42788887 × 10^8.
The sum of its digits is 53. It has a total of 2 prime factors and 4 positive divisors.
There are 142495200 positive integers (up to 142788887) that are relatively prime to 142788887.
142788887 has 4 divisors, whose sum is 143082576
The reverse of 142788887 is 788887241
Previous prime number is 487
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred forty-two million seven hundred eighty-eight thousand eight hundred eighty-seven
Scientific notation
1.42788887 × 10^8
Engineering notation
1.42788887 × 10^6
Prime Factorization
487 × 293201
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
142788887
Product of the distinct prime numbers
The prime factorization of 142788887 is 487 × 293201.
Since it has a total of 2 prime factors.
1 , 5 , 77 , 17 , 571 , 402 , 1516 , 3274 , 46905 , 1892 , 14212 , 812634 , 5150475 , 4588877 , 85123779 , 96764064 , 887478832 , 18146009 , 5883200494 , 5676728811
n×2
285577774
n×3
428366661
n×4
571155548
n×5
713944435
n÷2
71394443.5
n÷3
47596295.666667
n÷3
35697221.75
n÷5
28557777.4
n2
20388666250698769
n3
2.9112749613517E+24
n4
4.1569771148238E+32
n5
5.9357013551017E+40
2 √n
11949.430404835
3 √n
522.67468896222
4 √n
109.31345024669
5 √n
42.750271940444
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
-142788886
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 142788887 can be divided by 4 positive divisors.
The sum of these divisors (counting 142788887) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000100000101100100100010111
3
Ternary
100221200102112022
4
Quaternary
20200230210113
5
Quinary
243023221022
6
Senary
22100243355
8
Octal
1040544427
10
Decimal
142788887
12
Duodecimal
3b9a055b
16
Hexadecimal
882c917
20
Vigesimal
24c8c47
36
Base36
2d0glz
md5
acb994f396ec5d5d9e0efb5adce55169
sha1
8473785c1a80637c8a18c8c4381b2ad298cc2353
sha256
712a3147d074600efdf6ed2958bc48fe631fefa95b5b3099ca3b59bec201d55b
sha512
05f7730b38199e6a4aa2ed277f8cf828b40f444893027b5239a49f92963cd3cffae19db396e055bee6c50b0312986448496263cfe8024c85ff133473ea9cde4f
ripemd-160
49a9ae6b948d1cf6c92ddf0db26c3967b6feee64
Diameter
285577774
Circumference
897169036.82693
Area
6.4052884109689E+16
Volume
1.219472004155E+25
Surface area
2.5621153643876E+17
Circumference
897169036.82693
Perimeter
571155548
Area
20388666250698769
Diagonal
201933980.55156
Surface area
122331997504192614
Volume
2.9112749613517E+24
Space diagonal
247317607.04021
Perimeter
428366661
Area
8.8285514611938E+15
Altitude
123658803.52011
Surface area
8.8285514611938E+15
Volume
3.4309704451174E+23
Height
67311326.85052