16991305 is an odd 8-digits composite number following 16991304
and preceding 16991306 . In scientific notation, it is written as 1.6991305 × 10^7.
The sum of its digits is 34. It has a total of 2 prime factors and 4 positive divisors.
There are 13593040 positive integers (up to 16991305) that are relatively prime to 16991305.
16991305 has 4 divisors, whose sum is 20389572
The reverse of 16991305 is 50319961
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 34
Digital Root 7
Name
sixteen million nine hundred ninety-one thousand three hundred five
Scientific notation
1.6991305 × 10^7
Engineering notation
1.6991305 × 10^6
Prime Factorization
5 × 3398261
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
16991305
Product of the distinct prime numbers
The prime factorization of 16991305 is 5 × 3398261.
Since it has a total of 2 prime factors.
9 , 8 , 93 , 46 , 391 , 117 , 5719 , 3510 , 88625 , 72508 , 975698 , 136621 , 4176877 , 5710974 , 82415563 , 58623524 , 393912777 , 932275060 , 6067644951 , 4273417825
n×2
33982610
n×3
50973915
n×4
67965220
n×5
84956525
n÷2
8495652.5
n÷3
5663768.3333333
n÷3
4247826.25
n÷5
3398261
n2
288704445603025
n3
4.9054652900969E+21
n4
8.335025691095E+28
n5
1.4162296370023E+36
2 √n
4122.0510671267
3 √n
257.08431375952
4 √n
64.203201377553
5 √n
27.928354417354
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
-16991304
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 16991305 can be divided by 4 positive divisors.
The sum of these divisors (counting 16991305) is 1, the average is 0.25.
Base
System
Value
2
Binary
1000000110100010001001001
3
Ternary
1011222020200121
4
Quaternary
1000310101021
5
Quinary
13322210210
6
Senary
1404103241
8
Octal
100642111
10
Decimal
16991305
12
Duodecimal
5834b21
16
Hexadecimal
1034449
20
Vigesimal
563i55
36
Base36
a46kp
md5
483566c92726bd309d2995deb98bbb2a
sha1
e85c278bdee744a3eba5e1549b6ed1611438b742
sha256
b07a2ea8f462ad075ac73307d929541228ac884e0b378886a034bc7802cd1531
sha512
d0afa3e7c381f987817016a9fb59cbcaa9bbd60d24522af1a17b9d1fcbfa15d72c3cc292281ff813f934d32899bd9ddb5e1d9f3a5771f744f8da2a8be61eb98d
ripemd-160
09ef0f1d54a8d937ecf2e796fd20b2b9802ddf12
Diameter
33982610
Circumference
106759517.92581
Area
9.0699176536518E+14
Volume
2.0547964957078E+22
Surface area
3.6279670614607E+15
Circumference
106759517.92581
Perimeter
67965220
Area
288704445603025
Diagonal
24029333.973418
Surface area
1732226673618150
Volume
4.9054652900969E+21
Space diagonal
29429803.546899
Perimeter
50973915
Area
1.2501269203886E+14
Altitude
14714901.77345
Surface area
1.2501269203886E+14
Volume
5.7811462858379E+20
Height
8009777.9911393