142759891 is an odd 9-digits composite number following 142759890
and preceding 142759892 . In scientific notation, it is written as 1.42759891 × 10^8.
The sum of its digits is 46. It has a total of 2 prime factors and 4 positive divisors.
There are 141717712 positive integers (up to 142759891) that are relatively prime to 142759891.
142759891 has 4 divisors, whose sum is 143802072
The reverse of 142759891 is 198957241
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 46
Digital Root 1
Name
one hundred forty-two million seven hundred fifty-nine thousand eight hundred ninety-one
Scientific notation
1.42759891 × 10^8
Engineering notation
1.42759891 × 10^6
Prime Factorization
137 × 1042043
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
142759891
Product of the distinct prime numbers
The prime factorization of 142759891 is 137 × 1042043.
Since it has a total of 2 prime factors.
9 , 4 , 58 , 62 , 469 , 232 , 8547 , 5372 , 58573 , 45751 , 926008 , 255717 , 8166637 , 3225968 , 4695531 , 46001188 , 184974107 , 993068297 , 9457661537 , 3051870784
n×2
285519782
n×3
428279673
n×4
571039564
n×5
713799455
n÷2
71379945.5
n÷3
47586630.333333
n÷3
35689972.75
n÷5
28551978.2
n2
20380386478331881
n3
2.9095017521845E+24
n4
4.1536015300617E+32
n5
5.9296770168905E+40
2 √n
11948.217063646
3 √n
522.63930688736
4 √n
109.30790028011
5 √n
42.748535548191
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
-142759890
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 142759891 can be divided by 4 positive divisors.
The sum of these divisors (counting 142759891) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000100000100101011111010011
3
Ternary
100221121221202101
4
Quaternary
20200211133103
5
Quinary
243021304031
6
Senary
22055501231
8
Octal
1040453723
10
Decimal
142759891
12
Duodecimal
3b987817
16
Hexadecimal
88257d3
20
Vigesimal
24c4jeb
36
Base36
2czu8j
md5
851256e1afd8c2dcc4aa4db671792fdf
sha1
e50520766d6417d7768ddb833f6043ea111f12cf
sha256
fc8f59dd08c5577d5412047ebb0d57746b7ba6297b4f3a114e5304c1b9f95564
sha512
72a38e56dbe543b729901d367c8bc16d4b5b68f79b625ea9691715cf2a52f0426b1ff30d2f6ed05d7de296465507ccd4fb83085f0c84e0ef198980fa8bb3b0d7
ripemd-160
0f1eafd8b60eeed7f49c2204a9c0a9d33525242f
Diameter
285519782
Circumference
896986849.58576
Area
6.4026872437648E+16
Volume
1.2187292440359E+25
Surface area
2.5610748975059E+17
Circumference
896986849.58576
Perimeter
571039564
Area
20380386478331881
Diagonal
201892974.0151
Surface area
122282318869991286
Volume
2.9095017521845E+24
Space diagonal
247267384.49499
Perimeter
428279673
Area
8.8249662145901E+15
Altitude
123633692.2475
Surface area
8.8249662145901E+15
Volume
3.428880698073E+23
Height
67297658.005035