82661345 is an odd 8-digits composite number following 82661344
and preceding 82661346 . In scientific notation, it is written as 8.2661345 × 10^7.
The sum of its digits is 35. It has a total of 4 prime factors and 16 positive divisors.
There are 59071680 positive integers (up to 82661345) that are relatively prime to 82661345.
82661345 has 16 divisors, whose sum is 110272512
The reverse of 82661345 is 54316628
Previous prime number is 31
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
eighty-two million six hundred sixty-one thousand three hundred forty-five
Scientific notation
8.2661345 × 10^7
Engineering notation
8.2661345 × 10^6
Prime Factorization
5 × 13 × 31 × 41023
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
82661345
Product of the distinct prime numbers
The prime factorization of 82661345 is 5 × 13 × 31 × 41023.
Since it has a total of 4 prime factors.
7 , 6 , 29 , 22 , 765 , 914 , 4010 , 7388 , 2224 , 57580 , 60434 , 426759 , 4044579 , 7442410 , 98958918 , 56704964 , 712863508 , 167864537 , 6674891903 , 4174343443
n×2
165322690
n×3
247984035
n×4
330645380
n×5
413306725
n÷2
41330672.5
n÷3
27553781.666667
n÷3
20665336.25
n÷5
16532269
n2
6832897957209025
n3
5.6481653539065E+23
n4
4.6688494493631E+31
n5
3.8593337508687E+39
2 √n
9091.828473965
3 √n
435.61299054256
4 √n
95.351080088088
5 √n
38.323087742114
1 , 5 , 13 , 31 , 65 , 155 , 403 , 2015 , 41023 , 205115 , 533299 , 1271713 , 2666495 , 6358565 , 16532269 , 82661345
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-82661344
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 82661345 can be divided by 16 positive divisors.
The sum of these divisors (counting 82661345) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111011010100111111100001
3
Ternary
12202112122001022
4
Quaternary
10323110333201
5
Quinary
132130130340
6
Senary
12111415225
8
Octal
473247741
10
Decimal
82661345
12
Duodecimal
23824515
16
Hexadecimal
4ed4fe1
20
Vigesimal
15gcd75
36
Base36
1d7pwh
md5
6894e73b425c51106f9f084ece0afa50
sha1
c146b4d572dde1ecd4b0fe67ed8b60b055e8ca1e
sha256
f105ce51e7d9b013fcba4aba70a2b2bf95f663d466731c0194a6d6b4a2ab72d8
sha512
3b1103e337a0b7c1a2cc4980f143fcce8586961d68b803959fd337652a38a434beb8e0b92196e2b1e6e8d700cee44049e66970862010fa8f92db8326b9e25ca8
ripemd-160
f13bf53c9e2e61d4f8ae4e10c6157c1531a4b82e
Diameter
165322690
Circumference
519376548.3757
Area
2.1466182025097E+16
Volume
2.3658979709457E+24
Surface area
8.5864728100386E+16
Circumference
519376548.3757
Perimeter
330645380
Area
6832897957209025
Diagonal
116900795.183
Surface area
40997387743254150
Volume
5.6481653539065E+23
Space diagonal
143173649.36198
Perimeter
247984035
Area
2.9587316062049E+15
Altitude
71586824.68099
Surface area
2.9587316062049E+15
Volume
6.656426705017E+22
Height
38966931.727667