142891856 is an even 9-digits composite number following 142891855
and preceding 142891857 . In scientific notation, it is written as 1.42891856 × 10^8.
The sum of its digits is 44. It has a total of 6 prime factors and 20 positive divisors.
There are 67685472 positive integers (up to 142891856) that are relatively prime to 142891856.
142891856 has 20 divisors, whose sum is 291424800
The reverse of 142891856 is 658198241
Previous prime number is 19
Is Prime? no
Number parity even
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred forty-two million eight hundred ninety-one thousand eight hundred fifty-six
Scientific notation
1.42891856 × 10^8
Engineering notation
1.42891856 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 19 × 470039
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
17861482
Product of the distinct prime numbers
The prime factorization of 142891856 is 2 × 2 × 2 × 2 × 19 × 470039.
Since it has a total of 6 prime factors.
8 , 5 , 92 , 74 , 981 , 442 , 8717 , 6514 , 68912 , 215 , 158276 , 707150 , 5920578 , 7949964 , 50233477 , 70651973 , 440609089 , 152955350 , 1619656172 , 6615225570
n×2
285783712
n×3
428675568
n×4
571567424
n×5
714459280
n÷2
71445928
n÷3
47630618.666667
n÷3
35722964
n÷5
28578371.2
n2
20418082511124736
n3
2.9175777059758E+24
n4
4.168980934311E+32
n5
5.9571342333231E+40
2 √n
11953.73816009
3 √n
522.80029714621
4 √n
109.33315215473
5 √n
42.756435842475
1 , 2 , 4 , 8 , 16 , 19 , 38 , 76 , 152 , 304 , 470039 , 940078 , 1880156 , 3760312 , 7520624 , 8930741 , 17861482 , 35722964 , 71445928 , 142891856
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-142891855
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 142891856 can be divided by 20 positive divisors.
The sum of these divisors (counting 142891856) is 1, the average is 0.05.
Base
System
Value
2
Binary
1000100001000101101101010000
3
Ternary
100221212122202222
4
Quaternary
20201011231100
5
Quinary
243040014411
6
Senary
22102400212
8
Octal
1041055520
10
Decimal
142891856
12
Duodecimal
3ba30068
16
Hexadecimal
8845b50
20
Vigesimal
24d19cg
36
Base36
2d2o28
md5
36d36cccaafe098ba6640095b8833c7a
sha1
d85640af103fc72840083b348585aa5ab33031c3
sha256
7f6bbd877f58f6e2437168870feae8501f383b34ed384fe1812ef129a24ac197
sha512
a9692f277c2cfc3a80faf1ebb70fec2f515648edcc3f6aa3468ead4b7d9b1f2344b391c7ed42d54a8cb1a0e0c61b69df0cde0da38ab2117369318bcdd648aaf0
ripemd-160
daeb8f83ea2acd45d8c55fc4ae37090c8510177e
Diameter
285783712
Circumference
897816010.13482
Area
6.414529801734E+16
Volume
1.2221120916494E+25
Surface area
2.5658119206936E+17
Circumference
897816010.13482
Perimeter
571567424
Area
20418082511124736
Diagonal
202079600.70786
Surface area
122508495066748416
Volume
2.9175777059758E+24
Space diagonal
247495954.57982
Perimeter
428675568
Area
8.8412890756004E+15
Altitude
123747977.28991
Surface area
8.8412890756004E+15
Volume
3.4383983008902E+23
Height
67359866.902621