142705979 is an odd 9-digits composite number following 142705978
and preceding 142705980 . In scientific notation, it is written as 1.42705979 × 10^8.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 124795296 positive integers (up to 142705979) that are relatively prime to 142705979.
142705979 has 8 divisors, whose sum is 161772240
The reverse of 142705979 is 979507241
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 44
Digital Root 8
Name
one hundred forty-two million seven hundred five thousand nine hundred seventy-nine
Scientific notation
1.42705979 × 10^8
Engineering notation
1.42705979 × 10^6
Prime Factorization
13 × 19 × 577757
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
142705979
Product of the distinct prime numbers
The prime factorization of 142705979 is 13 × 19 × 577757.
Since it has a total of 3 prime factors.
8 , 3 , 96 , 94 , 934 , 336 , 4709 , 804 , 78191 , 65589 , 98648 , 675481 , 5633801 , 1252646 , 21957871 , 93477998 , 110364051 , 780904330 , 5328062803 , 2863164419
n×2
285411958
n×3
428117937
n×4
570823916
n×5
713529895
n÷2
71352989.5
n÷3
47568659.666667
n÷3
35676494.75
n÷5
28541195.8
n2
20364996442348441
n3
2.9062067546369E+24
n4
4.1473308009686E+32
n5
5.9184890218908E+40
2 √n
11945.960781787
3 √n
522.57350857914
4 √n
109.29757902985
5 √n
42.7453063397
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
-142705978
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 142705979 can be divided by 8 positive divisors.
The sum of these divisors (counting 142705979) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000100000011000010100111011
3
Ternary
100221112012210122
4
Quaternary
20200120110323
5
Quinary
243013042404
6
Senary
22054403455
8
Octal
1040302473
10
Decimal
142705979
12
Duodecimal
3b96058b
16
Hexadecimal
881853b
20
Vigesimal
24bi4ij
36
Base36
2cyomz
md5
77fd69e9620f3c98eb927cc01d4375e9
sha1
0308d7583bcd065560095f388484375fbbfb0339
sha256
89f6cdd8216cdaebef4e57ec680f842f39b12e2028dbf53abb7e2157cb0128da
sha512
db8f97389c7f2620445a2cc459d9496eebeea337417f408f88824414d75e70734e68ddcb0399c15224e93d98341f2892cda8780d8b7de416ea2c50f89e7384a3
ripemd-160
11135c1b08ab534db59f645c6b8a44f9283d992c
Diameter
285411958
Circumference
896648110.49948
Area
6.3978523213664E+16
Volume
1.2173490386907E+25
Surface area
2.5591409285466E+17
Circumference
896648110.49948
Perimeter
570823916
Area
20364996442348441
Diagonal
201816730.93353
Surface area
122189978654090646
Volume
2.9062067546369E+24
Space diagonal
247174006.17186
Perimeter
428117937
Area
8.8183021335267E+15
Altitude
123587003.08593
Surface area
8.8183021335267E+15
Volume
3.4249975062231E+23
Height
67272243.64451