142488994 is an even 9-digits composite number following 142488993
and preceding 142488995 . In scientific notation, it is written as 1.42488994 × 10^8.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 71244496 positive integers (up to 142488994) that are relatively prime to 142488994.
142488994 has 4 divisors, whose sum is 213733494
The reverse of 142488994 is 499884241
Previous prime number is 2
Is Prime? no
Number parity even
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred forty-two million four hundred eighty-eight thousand nine hundred ninety-four
Scientific notation
1.42488994 × 10^8
Engineering notation
1.42488994 × 10^6
Prime Factorization
2 × 71244497
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
142488994
Product of the distinct prime numbers
The prime factorization of 142488994 is 2 × 71244497.
Since it has a total of 2 prime factors.
5 , 10 , 4 , 32 , 117 , 6 , 4262 , 3069 , 62351 , 38412 , 176909 , 136927 , 6293335 , 7819867 , 48735399 , 36381071 , 111720418 , 575286455 , 5764219261 , 4090218262
n×2
284977988
n×3
427466982
n×4
569955976
n×5
712444970
n÷2
71244497
n÷3
47496331.333333
n÷3
35622248.5
n÷5
28497798.8
n2
20303113411132036
n3
2.8929702050201E+24
n4
4.1221641418529E+32
n5
5.8736302167549E+40
2 √n
11936.8753868
3 √n
522.30851587073
4 √n
109.25600847002
5 √n
42.732299545398
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
-142488993
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 142488994 can be divided by 4 positive divisors.
The sum of these divisors (counting 142488994) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000011111100011010110100010
3
Ternary
100221010012011011
4
Quaternary
20133203112202
5
Quinary
242434121434
6
Senary
22050011134
8
Octal
1037432642
10
Decimal
142488994
12
Duodecimal
3b876aaa
16
Hexadecimal
87e35a2
20
Vigesimal
24ab29e
36
Base36
2cu17m
md5
4895cacb944950ccb295037f12ae0d59
sha1
891de68c86dc26b9bf95bc4f74da81fe63e7be2d
sha256
0e9672d707873473475d0792a3c33e2f2f3533ebd047d32e59a224e853d5e959
sha512
5dfabb4782a7592bba0f31677176116a991493468fa4a6fec56e455e028957f7bf8ae2b01a9b8bc678d94d9a3566675448c38583ec9fc4ba84bf9eebb22203f6
ripemd-160
7fc003164f24a89918393325361ac8c739bdf7a4
Diameter
284977988
Circumference
895284753.5356
Area
6.3784111937413E+16
Volume
1.2118045257527E+25
Surface area
2.5513644774965E+17
Circumference
895284753.5356
Perimeter
569955976
Area
20303113411132036
Diagonal
201509867.8037
Surface area
121818680466792216
Volume
2.8929702050201E+24
Space diagonal
246798177.12738
Perimeter
427466982
Area
8.7915059949784E+15
Altitude
123399088.56369
Surface area
8.7915059949784E+15
Volume
3.4093980829006E+23
Height
67169955.934566