142391639 is an odd 9-digits composite number following 142391638
and preceding 142391640 . In scientific notation, it is written as 1.42391639 × 10^8.
The sum of its digits is 38. It has a total of 3 prime factors and 8 positive divisors.
There are 130273920 positive integers (up to 142391639) that are relatively prime to 142391639.
142391639 has 8 divisors, whose sum is 154703472
The reverse of 142391639 is 936193241
Previous prime number is 113
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 38
Digital Root 2
Name
one hundred forty-two million three hundred ninety-one thousand six hundred thirty-nine
Scientific notation
1.42391639 × 10^8
Engineering notation
1.42391639 × 10^6
Prime Factorization
13 × 113 × 96931
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
142391639
Product of the distinct prime numbers
The prime factorization of 142391639 is 13 × 113 × 96931.
Since it has a total of 3 prime factors.
10 , 8 , 11 , 96 , 159 , 937 , 1188 , 5240 , 16544 , 82055 , 491099 , 631772 , 3833402 , 6129250 , 43987421 , 26710007 , 597709791 , 702809374 , 3586503047 , 4027946833
n×2
284783278
n×3
427174917
n×4
569566556
n×5
711958195
n÷2
71195819.5
n÷3
47463879.666667
n÷3
35597909.75
n÷5
28478327.8
n2
20275378857106321
n3
2.8870444268093E+24
n4
4.1109098779919E+32
n5
5.8535919530856E+40
2 √n
11932.796780303
3 √n
522.18953374352
4 √n
109.2373415106
5 √n
42.726458616428
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
-142391638
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 142391639 can be divided by 8 positive divisors.
The sum of these divisors (counting 142391639) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000011111001011100101010111
3
Ternary
100220221020121102
4
Quaternary
20133023211113
5
Quinary
242423013024
6
Senary
22043540315
8
Octal
1037134527
10
Decimal
142391639
12
Duodecimal
3b82a69b
16
Hexadecimal
87cb957
20
Vigesimal
249ij1j
36
Base36
2cry3b
md5
f32971dec9fa205c0f446e4d563a9411
sha1
4f682e052f1ef12f80c65ebd99df4d3672839643
sha256
51c15899c7448d9bdc2647da2e969ee818edda1f54b8486d1273f16169d0b9dc
sha512
19564143a745c86bef593a7ffe6311efbb035421a02c48a23c922d04d1a2d5b1d48750e9e01dd04ffa4d7b3db55a1f5c6b459aa4186de72e325be2b1b00db1ff
ripemd-160
90c3aafa5c820050d652532fd48b63624f4f4934
Diameter
284783278
Circumference
894673054.03002
Area
6.3696981266235E+16
Volume
1.2093223415802E+25
Surface area
2.5478792506494E+17
Circumference
894673054.03002
Perimeter
569566556
Area
20275378857106321
Diagonal
201372187.04233
Surface area
121652273142637926
Volume
2.8870444268093E+24
Space diagonal
246629553.32101
Perimeter
427174917
Area
8.779496580804E+15
Altitude
123314776.6605
Surface area
8.779496580804E+15
Volume
3.4024144863062E+23
Height
67124062.347445