16453989 is an odd 8-digits composite number following 16453988
and preceding 16453990 . In scientific notation, it is written as 1.6453989 × 10^7.
The sum of its digits is 45. It has a total of 2 prime factors and 4 positive divisors.
There are 10969308 positive integers (up to 16453989) that are relatively prime to 16453989.
16453989 has 4 divisors, whose sum is 17063424
The reverse of 16453989 is 98935461
Previous prime number is 27
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
sixteen million four hundred fifty-three thousand nine hundred eighty-nine
Scientific notation
1.6453989 × 10^7
Engineering notation
1.6453989 × 10^6
Prime Factorization
27 × 609407
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
16453989
Product of the distinct prime numbers
The prime factorization of 16453989 is 27 × 609407.
Since it has a total of 2 prime factors.
1 , 2 , 81 , 85 , 849 , 718 , 4478 , 6440 , 19924 , 99481 , 943568 , 744837 , 5986153 , 2239254 , 18079886 , 68754851 , 996156017 , 604418212 , 3032148831 , 5590468665
n×2
32907978
n×3
49361967
n×4
65815956
n×5
82269945
n÷2
8226994.5
n÷3
5484663
n÷3
4113497.25
n÷5
3290797.8
n2
270733754012121
n3
4.4546502104441E+21
n4
7.3296765561496E+28
n5
1.2060241742844E+36
2 √n
4056.3516859365
3 √n
254.34531020008
4 √n
63.689494313713
5 √n
27.749441105189
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
-16453988
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 16453989 can be divided by 4 positive divisors.
The sum of these divisors (counting 16453989) is 1, the average is 0.25.
Base
System
Value
2
Binary
111110110001000101100101
3
Ternary
1010221221122000
4
Quaternary
332301011211
5
Quinary
13203011424
6
Senary
1344355513
8
Octal
76610545
10
Decimal
16453989
12
Duodecimal
5615b99
16
Hexadecimal
fb1165
20
Vigesimal
52gej9
36
Base36
9snz9
md5
0d7b0fc879f3c2b0bdb0756ccbd5f727
sha1
d2af4af65cfd759153f377ead705523f930f575f
sha256
9713877d54389222c3e5f4efa9b329c57a326682ad398d6f82c4b2be1b291cbe
sha512
77a77bf43966da86eaa988bc9d351c2e975787cb32dd632d11b878f5604d14900257f3616c3d9c9958d8b57059896604fe7a62f01878d04a5610f6239a5233af
ripemd-160
777d5ceca0b1e9abf7e82351456de69f735ba854
Diameter
32907978
Circumference
103383461.92929
Area
8.5053517268327E+14
Volume
1.8659595167258E+22
Surface area
3.4021406907331E+15
Circumference
103383461.92929
Perimeter
65815956
Area
270733754012121
Diagonal
23269454.398938
Surface area
1624402524072726
Volume
4.4546502104441E+21
Space diagonal
28499144.935179
Perimeter
49361967
Area
1.1723115431821E+14
Altitude
14249572.46759
Surface area
1.1723115431821E+14
Volume
5.2498556193652E+20
Height
7756484.7996459