80521831 is an odd 8-digits composite number following 80521830
and preceding 80521832 . In scientific notation, it is written as 8.0521831 × 10^7.
The sum of its digits is 28. It has a total of 2 prime factors and 4 positive divisors.
There are 74327832 positive integers (up to 80521831) that are relatively prime to 80521831.
80521831 has 4 divisors, whose sum is 86715832
The reverse of 80521831 is 13812508
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 28
Digital Root 1
Name
eighty million five hundred twenty-one thousand eight hundred thirty-one
Scientific notation
8.0521831 × 10^7
Engineering notation
8.0521831 × 10^6
Prime Factorization
13 × 6193987
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80521831
Product of the distinct prime numbers
The prime factorization of 80521831 is 13 × 6193987.
Since it has a total of 2 prime factors.
2 , 9 , 23 , 35 , 226 , 890 , 6449 , 6689 , 82927 , 50886 , 213171 , 25759 , 6037796 , 7778076 , 4499316 , 97061563 , 474086654 , 218138102 , 8404963369 , 7122182716
n×2
161043662
n×3
241565493
n×4
322087324
n×5
402609155
n÷2
40260915.5
n÷3
26840610.333333
n÷3
20130457.75
n÷5
16104366.2
n2
6483765267592561
n3
5.2208465112076E+23
n4
4.203921204524E+31
n5
3.38507432768E+39
2 √n
8973.3957340574
3 √n
431.8217839854
4 √n
94.728009237276
5 √n
38.122618966282
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
-80521830
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 80521831 can be divided by 4 positive divisors.
The sum of these divisors (counting 80521831) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110011001010101001100111
3
Ternary
12121111221012001
4
Quaternary
10303022221213
5
Quinary
131103144311
6
Senary
11553510131
8
Octal
463125147
10
Decimal
80521831
12
Duodecimal
22b72347
16
Hexadecimal
4ccaa67
20
Vigesimal
15354bb
36
Base36
1bxv1j
md5
ec250a2ebb6c6fcd076c641714c59898
sha1
4ef043e4aab843cc063e765acaf08fd4c3dd2860
sha256
8c47ee007f2daadc1f015c072f028a938d2d6bbb9d9ed9f48a752a1e9acf4981
sha512
fe1b073a88b160cd3ee4b42982d778b47a9a930ce7d1f0bd32a4586b00a3f27f54aa62f35b37d205b6750d29aa9b9e50f7cef82ca94acb3c6468acbf95a0e964
ripemd-160
d5d65d8ce6a8a0d70e0705722d9a09bd90d1a3dd
Diameter
161043662
Circumference
505933585.4464
Area
2.0369349332269E+16
Volume
2.186903072684E+24
Surface area
8.1477397329078E+16
Circumference
505933585.4464
Perimeter
322087324
Area
6483765267592561
Diagonal
113875065.46731
Surface area
38902591605555366
Volume
5.2208465112076E+23
Space diagonal
139467902.41047
Perimeter
241565493
Area
2.8075527169552E+15
Altitude
69733951.205237
Surface area
2.8075527169552E+15
Volume
6.1528266193483E+22
Height
37958355.155771