16989815 is an odd 8-digits composite number following 16989814
and preceding 16989816 . In scientific notation, it is written as 1.6989815 × 10^7.
The sum of its digits is 47. It has a total of 3 prime factors and 8 positive divisors.
There are 13531072 positive integers (up to 16989815) that are relatively prime to 16989815.
16989815 has 8 divisors, whose sum is 20478960
The reverse of 16989815 is 51898961
Previous prime number is 227
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 47
Digital Root 2
Name
sixteen million nine hundred eighty-nine thousand eight hundred fifteen
Scientific notation
1.6989815 × 10^7
Engineering notation
1.6989815 × 10^6
Prime Factorization
5 × 227 × 14969
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
16989815
Product of the distinct prime numbers
The prime factorization of 16989815 is 5 × 227 × 14969.
Since it has a total of 3 prime factors.
3 , 1 , 94 , 17 , 813 , 755 , 9311 , 7428 , 31863 , 35428 , 977493 , 894967 , 8625191 , 1617740 , 61443982 , 87143036 , 639734565 , 488524388 , 8635851775 , 9571717324
n×2
33979630
n×3
50969445
n×4
67959260
n×5
84949075
n÷2
8494907.5
n÷3
5663271.6666667
n÷3
4247453.75
n÷5
3397963
n2
288653813734225
n3
4.9041748943889E+21
n4
8.3321024183313E+28
n5
1.415608786485E+36
2 √n
4121.8703278973
3 √n
257.07679880163
4 √n
64.201793805915
5 √n
27.92786458202
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-16989814
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 16989815 can be divided by 8 positive divisors.
The sum of these divisors (counting 16989815) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000000110011111001110111
3
Ternary
1011222011122102
4
Quaternary
1000303321313
5
Quinary
13322133230
6
Senary
1404052315
8
Octal
100637167
10
Decimal
16989815
12
Duodecimal
583409b
16
Hexadecimal
1033e77
20
Vigesimal
563eaf
36
Base36
a45fb
md5
fad9b2240ebedd24ccb80953569a42f6
sha1
88d5306278d7bd78c2cab01dcaca5d39bed71d94
sha256
9a32264c013a232376fdeb2afc0e59f140e17b79517dd9c6384295fffabf3151
sha512
fbaf43c4a0f5f8329ef84ddd054f974b176656fbee084d30b31fa6d73a8c08a0bedc2c2cbee4464e5af86636febffeb03b770585975be4f36fa256c2591a140b
ripemd-160
8e47c8f71a69e024f7cb7f80c0fe69a71b6a3814
Diameter
33979630
Circumference
106750155.9797
Area
9.0683270065812E+14
Volume
2.0542559760176E+22
Surface area
3.6273308026325E+15
Circumference
106750155.9797
Perimeter
67959260
Area
288653813734225
Diagonal
24027226.79521
Surface area
1731922882405350
Volume
4.9041748943889E+21
Space diagonal
29427222.791196
Perimeter
50969445
Area
1.2499076779655E+14
Altitude
14713611.395598
Surface area
1.2499076779655E+14
Volume
5.7796255399121E+20
Height
8009075.5984033