80821047 is an odd 8-digits composite number following 80821046
and preceding 80821048 . In scientific notation, it is written as 8.0821047 × 10^7.
The sum of its digits is 30. It has a total of 2 prime factors and 4 positive divisors.
There are 53880696 positive integers (up to 80821047) that are relatively prime to 80821047.
80821047 has 4 divisors, whose sum is 107761400
The reverse of 80821047 is 74012808
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
eighty million eight hundred twenty-one thousand forty-seven
Scientific notation
8.0821047 × 10^7
Engineering notation
8.0821047 × 10^6
Prime Factorization
3 × 26940349
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80821047
Product of the distinct prime numbers
The prime factorization of 80821047 is 3 × 26940349.
Since it has a total of 2 prime factors.
9 , 10 , 63 , 54 , 400 , 739 , 9515 , 8293 , 55641 , 67169 , 642441 , 850986 , 7484310 , 3485381 , 94542804 , 39722600 , 561329103 , 845323768 , 5369020499 , 156474625
n×2
161642094
n×3
242463141
n×4
323284188
n×5
404105235
n÷2
40410523.5
n÷3
26940349
n÷3
20205261.75
n÷5
16164209.4
n2
6532041638176209
n3
5.27926444245E+23
n4
4.2667567962868E+31
n5
3.4484375157026E+39
2 √n
8990.0526694786
3 √n
432.35600048685
4 √n
94.815888275534
5 √n
38.150909381649
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
-80821046
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 80821047 can be divided by 4 positive divisors.
The sum of these divisors (counting 80821047) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110100010011101100110111
3
Ternary
12122002010122010
4
Quaternary
10310103230313
5
Quinary
131142233142
6
Senary
12004135303
8
Octal
464235467
10
Decimal
80821047
12
Duodecimal
23097533
16
Hexadecimal
4d13b37
20
Vigesimal
1552cc7
36
Base36
1c49x3
md5
3e7a1614cbc8faf92383d8de419fa060
sha1
101736e0018d569b6aa24b3f1b72c4c392b2cb5b
sha256
a117f40362554fbb9e21b25849032e0e16823027cb672adf23d3589aa4652d23
sha512
27ba587cd12be4e75df80613b10d103d85b228456558b07e830804453650ce59efba01ed2c17c50d7287f4dea479fea16ad7551498e7a6d6d8eece669e8e8d6e
ripemd-160
ae724d187d115e68f5a0df11622f7e0a36b236ea
Diameter
161642094
Circumference
507813615.02127
Area
2.0521014023437E+16
Volume
2.2113731185011E+24
Surface area
8.2084056093748E+16
Circumference
507813615.02127
Perimeter
323284188
Area
6532041638176209
Diagonal
114298220.79259
Surface area
39192249829057254
Volume
5.27926444245E+23
Space diagonal
139986159.72491
Perimeter
242463141
Area
2.8284569986192E+15
Altitude
69993079.862456
Surface area
2.8284569986192E+15
Volume
6.2216728115556E+22
Height
38099406.930864