142499785 is an odd 9-digits composite number following 142499784
and preceding 142499786 . In scientific notation, it is written as 1.42499785 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 113905584 positive integers (up to 142499785) that are relatively prime to 142499785.
142499785 has 8 divisors, whose sum is 171141120
The reverse of 142499785 is 587994241
Previous prime number is 1279
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred forty-two million four hundred ninety-nine thousand seven hundred eighty-five
Scientific notation
1.42499785 × 10^8
Engineering notation
1.42499785 × 10^6
Prime Factorization
5 × 1279 × 22283
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
142499785
Product of the distinct prime numbers
The prime factorization of 142499785 is 5 × 1279 × 22283.
Since it has a total of 3 prime factors.
4 , 8 , 93 , 37 , 743 , 521 , 6048 , 5344 , 79283 , 16454 , 543724 , 480664 , 6729204 , 1582847 , 13125354 , 75407318 , 327289243 , 643981748 , 9106768147 , 3497345187
n×2
284999570
n×3
427499355
n×4
569999140
n×5
712498925
n÷2
71249892.5
n÷3
47499928.333333
n÷3
35624946.25
n÷5
28499957
n2
20306188725046225
n3
2.8936275274885E+24
n4
4.1234130053719E+32
n5
5.8758546673171E+40
2 √n
11937.327380951
3 √n
522.32170072279
4 √n
109.25807695979
5 √n
42.732946767704
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
-142499784
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 142499785 can be divided by 8 positive divisors.
The sum of these divisors (counting 142499785) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000011111100101111111001001
3
Ternary
100221010201221211
4
Quaternary
20133211333021
5
Quinary
242434443120
6
Senary
22050133121
8
Octal
1037457711
10
Decimal
142499785
12
Duodecimal
3b8811a1
16
Hexadecimal
87e5fc9
20
Vigesimal
24ac995
36
Base36
2cu9jd
md5
ed5bd71e0bc5636413fec3f7d96b9f7d
sha1
66163d587277ffaefe5d00a8a98abf05c8ae39b1
sha256
f7d57af3fd0a3beabf97d46e2211c0567d4f0ccc8585f925ddb3cd07d26b0cd3
sha512
b59e974e0b59925dbbf12ed47bb3449f63e484f600ae7b1ee6029934120f7986cc29bbcf2814aedf0616eaa73244437e006ff56852f402e6ef4000ec70ee2c78
ripemd-160
b6701381ae449d1cbdc529508a5318de3793304c
Diameter
284999570
Circumference
895352555.38825
Area
6.3793773321013E+16
Volume
1.2120798643444E+25
Surface area
2.5517509328405E+17
Circumference
895352555.38825
Perimeter
569999140
Area
20306188725046225
Diagonal
201525128.58225
Surface area
121837132350277350
Volume
2.8936275274885E+24
Space diagonal
246816867.68764
Perimeter
427499355
Area
8.7928376449656E+15
Altitude
123408433.84382
Surface area
8.7928376449656E+15
Volume
3.4101727448586E+23
Height
67175042.86075