19961605 is an odd 8-digits composite number following 19961604
and preceding 19961606 . In scientific notation, it is written as 1.9961605 × 10^7.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 15507520 positive integers (up to 19961605) that are relatively prime to 19961605.
19961605 has 16 divisors, whose sum is 24655104
The reverse of 19961605 is 50616991
Previous prime number is 173
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 37
Digital Root 1
Name
nineteen million nine hundred sixty-one thousand six hundred five
Scientific notation
1.9961605 × 10^7
Engineering notation
1.9961605 × 10^6
Prime Factorization
5 × 47 × 173 × 491
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
19961605
Product of the distinct prime numbers
The prime factorization of 19961605 is 5 × 47 × 173 × 491.
Since it has a total of 4 prime factors.
10 , 6 , 93 , 82 , 245 , 271 , 8575 , 9087 , 18771 , 81234 , 162727 , 359369 , 330364 , 812329 , 39730607 , 94808647 , 939781002 , 4961790 , 483402267 , 7156525367
n×2
39923210
n×3
59884815
n×4
79846420
n×5
99808025
n÷2
9980802.5
n÷3
6653868.3333333
n÷3
4990401.25
n÷5
3992321
n2
398465674176025
n3
7.9540143939605E+21
n4
1.5877489349655E+29
n5
3.1694017078953E+36
2 √n
4467.8412012962
3 √n
271.26795027988
4 √n
66.841912011074
5 √n
28.84291110858
1 , 5 , 47 , 173 , 235 , 491 , 865 , 2455 , 8131 , 23077 , 40655 , 84943 , 115385 , 424715 , 3992321 , 19961605
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
-19961604
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 19961605 can be divided by 16 positive divisors.
The sum of these divisors (counting 19961605) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100001001011100000101
3
Ternary
1101120011011201
4
Quaternary
1030021130011
5
Quinary
20102232410
6
Senary
1551502501
8
Octal
114113405
10
Decimal
19961605
12
Duodecimal
6827a31
16
Hexadecimal
1309705
20
Vigesimal
64f405
36
Base36
bvuh1
md5
33aa1176070a9ebd97ceef6026add013
sha1
bc54d2f48ca679850ae83fc241d6c9af10a93ca4
sha256
3cdaa3f235e1119710f0e09e39c19e16a5085d8dd04d662684e9220a94c90286
sha512
4d5e4b664c8a1a89f65fd7b51879e83785ce35ac180a5dd6516dd6ca8fd0a306438b69a808ee099625151a54e9524982ddff1b57a653fa04bd7086bff59ffd54
ripemd-160
983eefe36f7069185cb6f5952a7254e0962db8b2
Diameter
39923210
Circumference
125422463.24372
Area
1.2518168346991E+15
Volume
3.3317697582152E+22
Surface area
5.0072673387964E+15
Circumference
125422463.24372
Perimeter
79846420
Area
398465674176025
Diagonal
28229972.517735
Surface area
2390794045056150
Volume
7.9540143939605E+21
Space diagonal
34574514.060621
Perimeter
59884815
Area
1.7254069818627E+14
Altitude
17287257.03031
Surface area
1.7254069818627E+14
Volume
9.3738958593748E+20
Height
9409990.8392449