80821768 is an even 8-digits composite number following 80821767
and preceding 80821769 . In scientific notation, it is written as 8.0821768 × 10^7.
The sum of its digits is 40. It has a total of 5 prime factors and 16 positive divisors.
There are 39470928 positive integers (up to 80821768) that are relatively prime to 80821768.
80821768 has 16 divisors, whose sum is 155065680
The reverse of 80821768 is 86712808
Previous prime number is 43
Is Prime? no
Number parity even
Number length 8
Sum of Digits 40
Digital Root 4
Name
eighty million eight hundred twenty-one thousand seven hundred sixty-eight
Scientific notation
8.0821768 × 10^7
Engineering notation
8.0821768 × 10^6
Prime Factorization
2 × 2 × 2 × 43 × 234947
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20205442
Product of the distinct prime numbers
The prime factorization of 80821768 is 2 × 2 × 2 × 43 × 234947.
Since it has a total of 5 prime factors.
5 , 6 , 86 , 83 , 556 , 637 , 736 , 895 , 84995 , 13137 , 622508 , 391189 , 7257275 , 9918611 , 2448124 , 2643179 , 265370704 , 394670764 , 2298597166 , 1391162827
n×2
161643536
n×3
242465304
n×4
323287072
n×5
404108840
n÷2
40410884
n÷3
26940589.333333
n÷3
20205442
n÷5
16164353.6
n2
6532158182645824
n3
5.279405731771E+23
n4
4.2669090523107E+31
n5
3.4485913350295E+39
2 √n
8990.0927692655
3 √n
432.35728615753
4 √n
94.816099736624
5 √n
38.150977449828
1 , 2 , 4 , 8 , 43 , 86 , 172 , 344 , 234947 , 469894 , 939788 , 1879576 , 10102721 , 20205442 , 40410884 , 80821768
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
-80821767
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 80821768 can be divided by 16 positive divisors.
The sum of these divisors (counting 80821768) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110100010011111000001000
3
Ternary
12122002011121211
4
Quaternary
10310103320020
5
Quinary
131142244033
6
Senary
12004142504
8
Octal
464237010
10
Decimal
80821768
12
Duodecimal
23097a34
16
Hexadecimal
4d13e08
20
Vigesimal
1552e88
36
Base36
1c4ah4
md5
366d9eb04a7db9b113e36111c3ec7122
sha1
1eb0f4819746cd2fe352273e8905139694707ae4
sha256
2d0a5d4a144bd961931f97116fb13cd7b19d8dfe35c8b6edc4e174352900dcf9
sha512
ce2f7f5e86acf1729841b72bbd7726f6deef2af45fc9acf68afb5380aab58311f5115b5ec38cce30e7bece17c80a88d98a0e53da47439bd1ebba5c7b6a91ddc0
ripemd-160
3c3d52cdb5c04b819e12f6b0c2c0a6bd9218154c
Diameter
161643536
Circumference
507818145.19788
Area
2.0521380158687E+16
Volume
2.2114323016336E+24
Surface area
8.2085520634746E+16
Circumference
507818145.19788
Perimeter
323287072
Area
6532158182645824
Diagonal
114299240.44057
Surface area
39192949095874944
Volume
5.279405731771E+23
Space diagonal
139987408.53354
Perimeter
242465304
Area
2.8285074638548E+15
Altitude
69993704.266772
Surface area
2.8285074638548E+15
Volume
6.2218393226174E+22
Height
38099746.813524