80888945 is an odd 8-digits composite number following 80888944
and preceding 80888946 . In scientific notation, it is written as 8.0888945 × 10^7.
The sum of its digits is 50. It has a total of 2 prime factors and 4 positive divisors.
There are 64711152 positive integers (up to 80888945) that are relatively prime to 80888945.
80888945 has 4 divisors, whose sum is 97066740
The reverse of 80888945 is 54988808
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 50
Digital Root 5
Name
eighty million eight hundred eighty-eight thousand nine hundred forty-five
Scientific notation
8.0888945 × 10^7
Engineering notation
8.0888945 × 10^6
Prime Factorization
5 × 16177789
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80888945
Product of the distinct prime numbers
The prime factorization of 80888945 is 5 × 16177789.
Since it has a total of 2 prime factors.
2 , 3 , 73 , 44 , 699 , 858 , 6960 , 3672 , 79360 , 30141 , 399990 , 264794 , 9804348 , 9765498 , 67105965 , 5819453 , 592655646 , 642243225 , 5985102618 , 2250808470
n×2
161777890
n×3
242666835
n×4
323555780
n×5
404444725
n÷2
40444472.5
n÷3
26962981.666667
n÷3
20222236.25
n÷5
16177789
n2
6543021423213025
n3
5.292581000361E+23
n4
4.2811129344625E+31
n5
3.4629470869452E+39
2 √n
8993.8281615784
3 √n
432.47704111479
4 √n
94.835795781858
5 √n
38.157317366967
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
-80888944
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 80888945 can be divided by 4 positive divisors.
The sum of these divisors (counting 80888945) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110100100100010001110001
3
Ternary
12122012120202212
4
Quaternary
10310210101301
5
Quinary
131201421240
6
Senary
12005421505
8
Octal
464442161
10
Decimal
80888945
12
Duodecimal
2310a895
16
Hexadecimal
4d24471
20
Vigesimal
155b275
36
Base36
1c5qb5
md5
f58d13e0aa847a0a276e4eeb09f76994
sha1
04c02510c8338c6705a81daf1c2b13ab75545bf0
sha256
6567b35e8e01b5c0685cbcba7d7389cb12309c722a8d09cc1857c40e006646d8
sha512
5c2a89324e2828e8f1a2188ce52efdb12252adc63f3824ce78f0f23318532f23de2d087ea936e69a6f24063a74f2f5796263d07fc09ab9664ec23fa11daaaa2a
ripemd-160
3b98d4750a5b49be5e3143e0554414d6250bcff6
Diameter
161777890
Circumference
508240230.73726
Area
2.0555508035447E+16
Volume
2.2169511452351E+24
Surface area
8.2222032141787E+16
Circumference
508240230.73726
Perimeter
323555780
Area
6543021423213025
Diagonal
114394243.06505
Surface area
39258128539278150
Volume
5.292581000361E+23
Space diagonal
140103762.51064
Perimeter
242666835
Area
2.8332113850041E+15
Altitude
70051881.255322
Surface area
2.8332113850041E+15
Volume
6.2373665255572E+22
Height
38131414.355017