80821910 is an even 8-digits composite number following 80821909
and preceding 80821911 . In scientific notation, it is written as 8.0821910 × 10^7.
The sum of its digits is 29. It has a total of 5 prime factors and 32 positive divisors.
There are 28085760 positive integers (up to 80821910) that are relatively prime to 80821910.
80821910 has 32 divisors, whose sum is 165890592
The reverse of 80821910 is 01912808
Previous prime number is 17
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
eighty million eight hundred twenty-one thousand nine hundred ten
Scientific notation
8.0821910 × 10^7
Engineering notation
8.0821910 × 10^6
Prime Factorization
2 × 5 × 13 × 17 × 36571
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
80821910
Product of the distinct prime numbers
The prime factorization of 80821910 is 2 × 5 × 13 × 17 × 36571.
Since it has a total of 5 prime factors.
2 , 6 , 83 , 31 , 722 , 792 , 4380 , 3229 , 77304 , 27413 , 838914 , 170697 , 3004917 , 2190988 , 92626486 , 70318898 , 817292676 , 915248775 , 1501459389 , 9757462634
n×2
161643820
n×3
242465730
n×4
323287640
n×5
404109550
n÷2
40410955
n÷3
26940636.666667
n÷3
20205477.5
n÷5
16164382
n2
6532181136048100
n3
5.2794335588138E+23
n4
4.2669390394143E+31
n5
3.4486216301903E+39
2 √n
8990.1006668446
3 √n
432.35753936777
4 √n
94.816141383441
5 √n
38.150990855709
1 , 2 , 5 , 10 , 13 , 17 , 26 , 34 , 65 , 85 , 130 , 170 , 221 , 442 , 1105 , 2210 , 36571 , 73142 , 182855 , 365710 , 475423 , 621707 , 950846 , 1243414 , 2377115 , 3108535 , 4754230 , 6217070 , 8082191 , 16164382 , 40410955 , 80821910
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-80821909
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 80821910 can be divided by 32 positive divisors.
The sum of these divisors (counting 80821910) is 1, the average is 0.03125.
Base
System
Value
2
Binary
100110100010011111010010110
3
Ternary
12122002011211002
4
Quaternary
10310103322112
5
Quinary
131142300120
6
Senary
12004143302
8
Octal
464237226
10
Decimal
80821910
12
Duodecimal
23097b32
16
Hexadecimal
4d13e96
20
Vigesimal
1552efa
36
Base36
1c4al2
md5
4994196d31c93d3a2d16ca573fc18b22
sha1
7d6254ba705e52408c5ae09d1a491921dcf50101
sha256
9c9590a2854ca4cc1189e2c0723b3340e6db937de4320726720813cc42360417
sha512
93cb4965d0c01d4a36e51d6f9fce8c7321b5a1b872e6f277db3fcb4b0dbd5a4c45c91af7972c27cfe4064936a06fcaf4c72e43bec0be03dcc22056b2c6dcb7f4
ripemd-160
ad8cefa61e4847f431e67453b6deb991b60db1df
Diameter
161643820
Circumference
507819037.41019
Area
2.0521452268927E+16
Volume
2.211443957798E+24
Surface area
8.2085809075706E+16
Circumference
507819037.41019
Perimeter
323287640
Area
6532181136048100
Diagonal
114299441.2589
Surface area
39193086816288600
Volume
5.2794335588138E+23
Space diagonal
139987654.48476
Perimeter
242465730
Area
2.8285174029696E+15
Altitude
69993827.24238
Surface area
2.8285174029696E+15
Volume
6.2218721171017E+22
Height
38099813.752966