82157079 is an odd 8-digits composite number following 82157078
and preceding 82157080 . In scientific notation, it is written as 8.2157079 × 10^7.
The sum of its digits is 39. It has a total of 2 prime factors and 4 positive divisors.
There are 54771384 positive integers (up to 82157079) that are relatively prime to 82157079.
82157079 has 4 divisors, whose sum is 109542776
The reverse of 82157079 is 97075128
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighty-two million one hundred fifty-seven thousand seventy-nine
Scientific notation
8.2157079 × 10^7
Engineering notation
8.2157079 × 10^6
Prime Factorization
3 × 27385693
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
82157079
Product of the distinct prime numbers
The prime factorization of 82157079 is 3 × 27385693.
Since it has a total of 2 prime factors.
3 , 4 , 98 , 39 , 486 , 179 , 2082 , 7281 , 27876 , 58311 , 800258 , 715035 , 14867 , 4907215 , 60852489 , 68055496 , 542013317 , 771466250 , 7164383587 , 2127336528
n×2
164314158
n×3
246471237
n×4
328628316
n×5
410785395
n÷2
41078539.5
n÷3
27385693
n÷3
20539269.75
n÷5
16431415.8
n2
6749785629812241
n3
5.5454267122155E+23
n4
4.555960604842E+31
n5
3.7430441533289E+39
2 √n
9064.0542253453
3 √n
434.72538090155
4 √n
95.205326664769
5 √n
38.276216112932
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
-82157078
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 82157079 can be divided by 4 positive divisors.
The sum of these divisors (counting 82157079) is 1, the average is 0.25.
Base
System
Value
2
Binary
100111001011001111000010111
3
Ternary
12201121000022210
4
Quaternary
10321121320113
5
Quinary
132013011304
6
Senary
12052524503
8
Octal
471317027
10
Decimal
82157079
12
Duodecimal
23620733
16
Hexadecimal
4e59e17
20
Vigesimal
15d9cdj
36
Base36
1cwwt3
md5
3510db0b541cfeca7dfc381945b4ba28
sha1
b66aeb4faa65b80f6ccc64c668d9336e0d4c5083
sha256
010201d270fe4eb645a75f698830b725c34b9aff0fe6005fd50d4bfeee6c3096
sha512
5ed235888846cde120cc7c32861e99336dfcb4e1996205ebf24630b87ad72505b2885e107d8e170bc2e9039c773aaa438011effd5336d50b2628c816532eaa58
ripemd-160
f386212b926c826069a606b18b881d0ebc743201
Diameter
164314158
Circumference
516208151.65359
Area
2.1205076947924E+16
Volume
2.3228629093489E+24
Surface area
8.4820307791696E+16
Circumference
516208151.65359
Perimeter
328628316
Area
6749785629812241
Diagonal
116187655.36676
Surface area
40498713778873446
Volume
5.5454267122155E+23
Space diagonal
142300235.02945
Perimeter
246471237
Area
2.9227429127583E+15
Altitude
71150117.514725
Surface area
2.9227429127583E+15
Volume
6.5353480546343E+22
Height
38729218.455586