142785237 is an odd 9-digits composite number following 142785236
and preceding 142785238 . In scientific notation, it is written as 1.42785237 × 10^8.
The sum of its digits is 39. It has a total of 3 prime factors and 8 positive divisors.
There are 81591552 positive integers (up to 142785237) that are relatively prime to 142785237.
142785237 has 8 divisors, whose sum is 217577536
The reverse of 142785237 is 732587241
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 39
Digital Root 3
Name
one hundred forty-two million seven hundred eighty-five thousand two hundred thirty-seven
Scientific notation
1.42785237 × 10^8
Engineering notation
1.42785237 × 10^6
Prime Factorization
7 × 3 × 6799297
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
142785237
Product of the distinct prime numbers
The prime factorization of 142785237 is 7 × 3 × 6799297.
Since it has a total of 3 prime factors.
9 , 5 , 25 , 70 , 700 , 260 , 7166 , 1845 , 1180 , 1823 , 596105 , 791860 , 4838155 , 8650362 , 49181023 , 93161896 , 965729431 , 513620617 , 1653839957 , 971139843
n×2
285570474
n×3
428355711
n×4
571140948
n×5
713926185
n÷2
71392618.5
n÷3
47595079
n÷3
35696309.25
n÷5
28557047.4
n2
20387623905146169
n3
2.9110517111632E+24
n4
4.1565520849769E+32
n5
5.9349427455627E+40
2 √n
11949.277676914
3 √n
522.67023535029
4 √n
109.31275166656
5 √n
42.750053379895
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
-142785236
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 142785237 can be divided by 8 positive divisors.
The sum of these divisors (counting 142785237) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000100000101011101011010101
3
Ternary
100221200020112010
4
Quaternary
20200223223111
5
Quinary
243023111422
6
Senary
22100214433
8
Octal
1040535325
10
Decimal
142785237
12
Duodecimal
3b99a419
16
Hexadecimal
882bad5
20
Vigesimal
24c831h
36
Base36
2d0dsl
md5
603bb8d852ecdccffa7766fcde99f9d7
sha1
ee71150f9485807658a14ec84f20dd9cb4ef598c
sha256
7a2b672da61c3bbdf61b384d6a8df8edf9fdfdbad17bcb22c5e996f6b164009b
sha512
a43f4ae311fe1795b276f413f685505685bb58b83478b7c80bdfce183fd839e89cbfe9545aea293d10f4000354a1db463275056cb49ba19466773a6ed10d0c67
ripemd-160
b415d4f617ec683011ab219b733cd1edfa54c719
Diameter
285570474
Circumference
897146103.20055
Area
6.4049609484559E+16
Volume
1.2193784893347E+25
Surface area
2.5619843793824E+17
Circumference
897146103.20055
Perimeter
571140948
Area
20387623905146169
Diagonal
201928818.67206
Surface area
122325743430877014
Volume
2.9110517111632E+24
Space diagonal
247311285.05476
Perimeter
428355711
Area
8.8281001123297E+15
Altitude
123655642.52738
Surface area
8.8281001123297E+15
Volume
3.430707342247E+23
Height
67309606.224019