142869890 is an even 9-digits composite number following 142869889
and preceding 142869891 . In scientific notation, it is written as 1.42869890 × 10^8.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 57147952 positive integers (up to 142869890) that are relatively prime to 142869890.
142869890 has 8 divisors, whose sum is 257165820
The reverse of 142869890 is 098968241
Previous prime number is 5
Is Prime? no
Number parity even
Number length 9
Sum of Digits 47
Digital Root 2
Name
one hundred forty-two million eight hundred sixty-nine thousand eight hundred ninety
Scientific notation
1.42869890 × 10^8
Engineering notation
1.42869890 × 10^6
Prime Factorization
2 × 5 × 14286989
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
142869890
Product of the distinct prime numbers
The prime factorization of 142869890 is 2 × 5 × 14286989.
Since it has a total of 3 prime factors.
3 , 8 , 39 , 75 , 673 , 426 , 8854 , 141 , 89851 , 96721 , 764225 , 253670 , 2377232 , 1809329 , 19700405 , 71959448 , 406398305 , 402353498 , 9775476927 , 8381319637
n×2
285739780
n×3
428609670
n×4
571479560
n×5
714349450
n÷2
71434945
n÷3
47623296.666667
n÷3
35717472.5
n÷5
28573978
n2
20411805468612100
n3
2.916232402002E+24
n4
4.1664180248846E+32
n5
5.9525568490928E+40
2 √n
11952.819332693
3 √n
522.77350667648
4 √n
109.32895011246
5 √n
42.755121218043
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
-142869889
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 142869890 can be divided by 8 positive divisors.
The sum of these divisors (counting 142869890) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000100001000000010110000010
3
Ternary
100221211112122102
4
Quaternary
20201000112002
5
Quinary
243033314030
6
Senary
22102110402
8
Octal
1041002602
10
Decimal
142869890
12
Duodecimal
3ba1b402
16
Hexadecimal
8840582
20
Vigesimal
24cieea
36
Base36
2d2742
md5
3993e19fed4f79b26e23484409db0693
sha1
d6a48404fc3ce707ddb8aa70e960d7b1400ca615
sha256
8a9ee9dc2fba269e01b5b69c212fc4ae18e47b4189b00c3f222020b67b802e34
sha512
f8beb987f700c4eb163757181003f0c0c436033c06543c80b8e227c05f89700240e71d3840c08e035e35fb2f0944be567f176b2c6b3706562012caedefe7a729
ripemd-160
c18b7bbdd713f0d6b67e3b8f6bbd2e872dc6431e
Diameter
285739780
Circumference
897677993.68636
Area
6.4125578106696E+16
Volume
1.2215485720387E+25
Surface area
2.5650231242678E+17
Circumference
897677993.68636
Perimeter
571479560
Area
20411805468612100
Diagonal
202048536.09275
Surface area
122470832811672600
Volume
2.916232402002E+24
Space diagonal
247457908.35178
Perimeter
428609670
Area
8.8385710364621E+15
Altitude
123728954.17589
Surface area
8.8385710364621E+15
Volume
3.4368128449526E+23
Height
67349512.030917