80491187 is an odd 8-digits composite number following 80491186
and preceding 80491188 . In scientific notation, it is written as 8.0491187 × 10^7.
The sum of its digits is 38. It has a total of 4 prime factors and 16 positive divisors.
There are 67003200 positive integers (up to 80491187) that are relatively prime to 80491187.
80491187 has 16 divisors, whose sum is 94682112
The reverse of 80491187 is 78119408
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighty million four hundred ninety-one thousand one hundred eighty-seven
Scientific notation
8.0491187 × 10^7
Engineering notation
8.0491187 × 10^6
Prime Factorization
7 × 67 × 73 × 2351
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
80491187
Product of the distinct prime numbers
The prime factorization of 80491187 is 7 × 67 × 73 × 2351.
Since it has a total of 4 prime factors.
3 , 7 , 76 , 31 , 382 , 853 , 7289 , 9305 , 47550 , 13413 , 260617 , 45797 , 3298423 , 3188862 , 36394013 , 80959665 , 849180981 , 756953820 , 6355223596 , 5436820817
n×2
160982374
n×3
241473561
n×4
321964748
n×5
402455935
n÷2
40245593.5
n÷3
26830395.666667
n÷3
20122796.75
n÷5
16098237.4
n2
6478831184668969
n3
5.2148881242662E+23
n4
4.1975253519439E+31
n5
3.3786379804056E+39
2 √n
8971.6880797317
3 √n
431.76699790817
4 √n
94.718995347986
5 √n
38.119716877748
1 , 7 , 67 , 73 , 469 , 511 , 2351 , 4891 , 16457 , 34237 , 157517 , 171623 , 1102619 , 1201361 , 11498741 , 80491187
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
-80491186
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 80491187 can be divided by 16 positive divisors.
The sum of these divisors (counting 80491187) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100110011000011001010110011
3
Ternary
12121110101011002
4
Quaternary
10303003022303
5
Quinary
131101204222
6
Senary
11553112215
8
Octal
463031263
10
Decimal
80491187
12
Duodecimal
22b5866b
16
Hexadecimal
4cc32b3
20
Vigesimal
15317j7
36
Base36
1bx7eb
md5
011dfa4817f10e3c8bff3f7fa2ec230a
sha1
05b005394646e0dd445de50c88a8babdc3fc8402
sha256
e2029eedccba428c269d280c7928a4bb2bc7348d707c54d37d64c032653bc7b6
sha512
ab5171359bded180082aa5629f95822c6635b49510dda7d1f918c4460015e2f36e3e668b6b5536231650f1eabceaf0d99265080aa725e4b880ef82d20871cbd5
ripemd-160
92108fb934de78935bd282341a74c3bf7e62e2c6
Diameter
160982374
Circumference
505741043.51584
Area
2.0353848453604E+16
Volume
2.1844072293983E+24
Surface area
8.1415393814418E+16
Circumference
505741043.51584
Perimeter
321964748
Area
6478831184668969
Diagonal
113831728.30691
Surface area
38872987108013814
Volume
5.2148881242662E+23
Space diagonal
139414825.44553
Perimeter
241473561
Area
2.8054161963771E+15
Altitude
69707412.722764
Surface area
2.8054161963771E+15
Volume
6.1458045929964E+22
Height
37943909.435636