80811245 is an odd 8-digits composite number following 80811244
and preceding 80811246 . In scientific notation, it is written as 8.0811245 × 10^7.
The sum of its digits is 29. It has a total of 2 prime factors and 4 positive divisors.
There are 64648992 positive integers (up to 80811245) that are relatively prime to 80811245.
80811245 has 4 divisors, whose sum is 96973500
The reverse of 80811245 is 54211808
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 29
Digital Root 2
Name
eighty million eight hundred eleven thousand two hundred forty-five
Scientific notation
8.0811245 × 10^7
Engineering notation
8.0811245 × 10^6
Prime Factorization
5 × 16162249
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80811245
Product of the distinct prime numbers
The prime factorization of 80811245 is 5 × 16162249.
Since it has a total of 2 prime factors.
1 , 4 , 15 , 27 , 716 , 107 , 9520 , 8331 , 32378 , 98 , 92409 , 246368 , 7014159 , 5558883 , 87677563 , 12642251 , 30032855 , 986836651 , 2276589697 , 646407945
n×2
161622490
n×3
242433735
n×4
323244980
n×5
404056225
n÷2
40405622.5
n÷3
26937081.666667
n÷3
20202811.25
n÷5
16162249
n2
6530457318450025
n3
5.2773438632331E+23
n4
4.2646872788097E+31
n5
3.4463468853628E+39
2 √n
8989.507494852
3 √n
432.33852102652
4 √n
94.813013320177
5 √n
38.149983946084
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
-80811244
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 80811245 can be divided by 4 positive divisors.
The sum of these divisors (counting 80811245) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110100010001010011101101
3
Ternary
12122001122012002
4
Quaternary
10310101103231
5
Quinary
131141424440
6
Senary
12004022045
8
Octal
464212355
10
Decimal
80811245
12
Duodecimal
23091925
16
Hexadecimal
4d114ed
20
Vigesimal
1551825
36
Base36
1c42ct
md5
91e6cc63da961675c0cbc1ed8eff332b
sha1
a04da9548fd0e61a98cc1ff0b6a52c0a1551b36b
sha256
26ebd799c068b7c2d68a16e7ea79fe34e4907db2d137f8d63958348658554e8b
sha512
e3f087b92cb844c20c7cb38c0f061e0c0745fed9e2db19ff92f565b7bd54450b62557e9b67f54b45ebca9a0af484d4270ece53250d3166051b334c18452f550f
ripemd-160
ccad65e9f999c7aa9b6f3d5c3265793301d29749
Diameter
161622490
Circumference
507752027.23889
Area
2.0516036736224E+16
Volume
2.21056862816E+24
Surface area
8.2064146944897E+16
Circumference
507752027.23889
Perimeter
323244980
Area
6530457318450025
Diagonal
114284358.67125
Surface area
39182743910700150
Volume
5.2773438632331E+23
Space diagonal
139969182.1629
Perimeter
242433735
Area
2.8277709680539E+15
Altitude
69984591.081448
Surface area
2.8277709680539E+15
Volume
6.2194093872422E+22
Height
38094786.223752