80821406 is an even 8-digits composite number following 80821405
and preceding 80821407 . In scientific notation, it is written as 8.0821406 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 40410702 positive integers (up to 80821406) that are relatively prime to 80821406.
80821406 has 4 divisors, whose sum is 121232112
The reverse of 80821406 is 60412808
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
eighty million eight hundred twenty-one thousand four hundred six
Scientific notation
8.0821406 × 10^7
Engineering notation
8.0821406 × 10^6
Prime Factorization
2 × 40410703
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80821406
Product of the distinct prime numbers
The prime factorization of 80821406 is 2 × 40410703.
Since it has a total of 2 prime factors.
8 , 1 , 41 , 96 , 259 , 914 , 1679 , 8964 , 99829 , 45189 , 114023 , 818433 , 587288 , 6976489 , 18758519 , 74900137 , 791002485 , 895925494 , 3125703137 , 5211821640
n×2
161642812
n×3
242464218
n×4
323285624
n×5
404107030
n÷2
40410703
n÷3
26940468.666667
n÷3
20205351.5
n÷5
16164281.2
n2
6532099667816836
n3
5.2793347928509E+23
n4
4.2668326070293E+31
n5
3.4485141046675E+39
2 √n
8990.0726359691
3 √n
432.35664064838
4 √n
94.815993566323
5 √n
38.150943274188
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
-80821405
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 80821406 can be divided by 4 positive divisors.
The sum of these divisors (counting 80821406) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110100010011110010011110
3
Ternary
12122002011010102
4
Quaternary
10310103302132
5
Quinary
131142241111
6
Senary
12004141102
8
Octal
464236236
10
Decimal
80821406
12
Duodecimal
23097792
16
Hexadecimal
4d13c9e
20
Vigesimal
1552da6
36
Base36
1c4a72
md5
6ca5ceb143051e2334d5852963221eb8
sha1
016b4ce5315719957b1dc08e103c90e29f7bed3e
sha256
7a572b6a08a8a9336276e2d3779a763e037fca0b8399ab6a9dee9af8cd572655
sha512
bccb521c3be5478dc36b345e9e2acd3f7d09c585c18ade7830439c2873ec3148132b76b0b9cf0a30a1233b586e5434d088da78bcee8bb5da8e539474add78147
ripemd-160
318989ecc207d51b66f92d51b701b496c4944342
Diameter
161642812
Circumference
507815870.6848
Area
2.052119632893E+16
Volume
2.2114025868082E+24
Surface area
8.2084785315719E+16
Circumference
507815870.6848
Perimeter
323285624
Area
6532099667816836
Diagonal
114298728.49526
Surface area
39192598006901016
Volume
5.2793347928509E+23
Space diagonal
139986781.53115
Perimeter
242464218
Area
2.8284821261906E+15
Altitude
69993390.765576
Surface area
2.8284821261906E+15
Volume
6.2217557202982E+22
Height
38099576.165087