80913449 is an odd 8-digits composite number following 80913448
and preceding 80913450 . In scientific notation, it is written as 8.0913449 × 10^7.
The sum of its digits is 38. It has a total of 2 prime factors and 4 positive divisors.
There are 80881536 positive integers (up to 80913449) that are relatively prime to 80913449.
80913449 has 4 divisors, whose sum is 80945364
The reverse of 80913449 is 94431908
Previous prime number is 2777
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty million nine hundred thirteen thousand four hundred forty-nine
Scientific notation
8.0913449 × 10^7
Engineering notation
8.0913449 × 10^6
Prime Factorization
2777 × 29137
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
80913449
Product of the distinct prime numbers
The prime factorization of 80913449 is 2777 × 29137.
Since it has a total of 2 prime factors.
6 , 8 , 55 , 4 , 58 , 502 , 2445 , 7328 , 67872 , 37866 , 784718 , 77433 , 1071544 , 8307780 , 32446546 , 40091301 , 510374857 , 960610584 , 1395767794 , 2048351684
n×2
161826898
n×3
242740347
n×4
323653796
n×5
404567245
n÷2
40456724.5
n÷3
26971149.666667
n÷3
20228362.25
n÷5
16182689.8
n2
6546986229075601
n3
5.2973923635001E+23
n4
4.2863028683706E+31
n5
3.4681954853845E+39
2 √n
8995.1903259464
3 √n
432.52070735163
4 √n
94.842977209419
5 √n
38.159628915541
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
-80913448
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 80913449 can be divided by 4 positive divisors.
The sum of these divisors (counting 80913449) is 1, the average is 0.25.
Base
System
Value
2
Binary
100110100101010010000101001
3
Ternary
12122020211101102
4
Quaternary
10310222100221
5
Quinary
131203212244
6
Senary
12010131145
8
Octal
464522051
10
Decimal
80913449
12
Duodecimal
23120ab5
16
Hexadecimal
4d2a429
20
Vigesimal
155e3c9
36
Base36
1c697t
md5
f84874ee2b435149ebe05c27e7faea48
sha1
1a2340a520e431e7ac65850681f7cacb90fd1c58
sha256
a72330f5e46014dc3ef4b8aaab26cd4ec7919e51fe627153b4a58f6e53852905
sha512
19f63a70c36cb93f7e3d6a0fb374a6636d337f60d275299ac72f021dac759782b7fc0a8fcf0b226ebba71c608a39abe445a9a10208b2f9b8ae31ef08599b717d
ripemd-160
98b4609d8a0b559f0aa7ac6c3e83f1df2d359190
Diameter
161826898
Circumference
508394193.91002
Area
2.0567963840417E+16
Volume
2.2189665243139E+24
Surface area
8.227185536167E+16
Circumference
508394193.91002
Perimeter
323653796
Area
6546986229075601
Diagonal
114428896.95418
Surface area
39281917374453606
Volume
5.2973923635001E+23
Space diagonal
140146204.68363
Perimeter
242740347
Area
2.8349281963032E+15
Altitude
70073102.341817
Surface area
2.8349281963032E+15
Volume
6.2430367713946E+22
Height
38142965.651395