80491845 is an odd 8-digits composite number following 80491844
and preceding 80491846 . In scientific notation, it is written as 8.0491845 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 36562752 positive integers (up to 80491845) that are relatively prime to 80491845.
80491845 has 16 divisors, whose sum is 98746368
The reverse of 80491845 is 54819408
Previous prime number is 163
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
eighty million four hundred ninety-one thousand eight hundred forty-five
Scientific notation
8.0491845 × 10^7
Engineering notation
8.0491845 × 10^6
Prime Factorization
15 × 7 × 163 × 4703
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
80491845
Product of the distinct prime numbers
The prime factorization of 80491845 is 15 × 7 × 163 × 4703.
Since it has a total of 4 prime factors.
4 , 2 , 90 , 94 , 12 , 350 , 7130 , 9559 , 66135 , 83882 , 469355 , 369425 , 7304873 , 5007815 , 3897453 , 3422491 , 261935853 , 175748086 , 5104118460 , 9760973763
n×2
160983690
n×3
241475535
n×4
321967380
n×5
402459225
n÷2
40245922.5
n÷3
26830615
n÷3
20122961.25
n÷5
16098369
n2
6478937111504025
n3
5.2150160174393E+23
n4
4.1976626094824E+31
n5
3.3787760812475E+39
2 √n
8971.7247505705
3 √n
431.7681744424
4 √n
94.719188924793
5 √n
38.119779201818
1 , 7 , 15 , 105 , 163 , 1141 , 2445 , 4703 , 17115 , 32921 , 70545 , 493815 , 766589 , 5366123 , 11498835 , 80491845
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-80491844
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 80491845 can be divided by 16 positive divisors.
The sum of these divisors (counting 80491845) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110011000011010101000101
3
Ternary
12121110102001110
4
Quaternary
10303003111011
5
Quinary
131101214340
6
Senary
11553115233
8
Octal
463032505
10
Decimal
80491845
12
Duodecimal
22b58b19
16
Hexadecimal
4cc3545
20
Vigesimal
15319c5
36
Base36
1bx7wl
md5
39cfd0c605fa517391d59a3c212fa4b9
sha1
5b87453e1e6a6501b1b0d4a13c1c0afbd55a52cd
sha256
4137aad13253b2851bfdc589c0dd692564a44d5608b60203910a97f2627d9769
sha512
325142847fe5b1953e09ba72eabd60b6f711a8533bde0fb6f402308bb6b1826196b77068e1917f40bb44a059bcee036f9310fea941077f52ff9b83255075a5f9
ripemd-160
3cc1860d6357de4f1d166297ac2058f8a5b21302
Diameter
160983690
Circumference
505745177.85178
Area
2.0354181232571E+16
Volume
2.1844608011654E+24
Surface area
8.1416724930285E+16
Circumference
505745177.85178
Perimeter
321967380
Area
6478937111504025
Diagonal
113832658.85943
Surface area
38873622669024150
Volume
5.2150160174393E+23
Space diagonal
139415965.13496
Perimeter
241475535
Area
2.8054620640421E+15
Altitude
69707982.567479
Surface area
2.8054620640421E+15
Volume
6.1459553165463E+22
Height
37944219.619811