19406979 is an odd 8-digits composite number following 19406978
and preceding 19406980 . In scientific notation, it is written as 1.9406979 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 12176640 positive integers (up to 19406979) that are relatively prime to 19406979.
19406979 has 16 divisors, whose sum is 30443040
The reverse of 19406979 is 97960491
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
nineteen million four hundred six thousand nine hundred seventy-nine
Scientific notation
1.9406979 × 10^7
Engineering notation
1.9406979 × 10^6
Prime Factorization
9 × 3 × 17 × 42281
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
19406979
Product of the distinct prime numbers
The prime factorization of 19406979 is 9 × 3 × 17 × 42281.
Since it has a total of 4 prime factors.
3 , 6 , 6 , 51 , 183 , 589 , 3424 , 3942 , 92202 , 34379 , 56552 , 525056 , 1214858 , 4949745 , 1820778 , 86448784 , 577874243 , 721231662 , 9265923105 , 7593382141
n×2
38813958
n×3
58220937
n×4
77627916
n×5
97034895
n÷2
9703489.5
n÷3
6468993
n÷3
4851744.75
n÷5
3881395.8
n2
376630833906441
n3
7.3092666843748E+21
n4
1.4185078504906E+29
n5
2.7528952065806E+36
2 √n
4405.3352880343
3 √n
268.73195523337
4 √n
66.372699870009
5 √n
28.680821538623
1 , 3 , 9 , 17 , 27 , 51 , 153 , 459 , 42281 , 126843 , 380529 , 718777 , 1141587 , 2156331 , 6468993 , 19406979
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
-19406978
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 19406979 can be divided by 16 positive divisors.
The sum of these divisors (counting 19406979) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001010000010000010000011
3
Ternary
1100111222101000
4
Quaternary
1022002002003
5
Quinary
14432010404
6
Senary
1531543043
8
Octal
112020203
10
Decimal
19406979
12
Duodecimal
65baa83
16
Hexadecimal
1282083
20
Vigesimal
615h8j
36
Base36
bjyir
md5
28334d18e1e0327c440b536ead6cb158
sha1
79aa83a036e737ea1a37d110a30ec146e035df45
sha256
8453bac12b6dcd6bf83889a012766ba88d038836b4ff0d0e3bfe78ec4b0b0e80
sha512
4b111251c644674841362e6b7c68901cf3006734abb1047ee05477f6c5976bb2833c62815b4912e7fac87c4e12b8017a84cff6642b317026e3a1609b6e949639
ripemd-160
e920f1fec3c9a98d82155e8970dc1cc4f6ae3904
Diameter
38813958
Circumference
121937645.30954
Area
1.1832206609159E+15
Volume
3.0616984691681E+22
Surface area
4.7328826436635E+15
Circumference
121937645.30954
Perimeter
77627916
Area
376630833906441
Diagonal
27445612.90649
Surface area
2259785003438646
Volume
7.3092666843748E+21
Space diagonal
33613873.649422
Perimeter
58220937
Area
1.6308593500575E+14
Altitude
16806936.824711
Surface area
1.6308593500575E+14
Volume
8.6140533967039E+20
Height
9148537.6354966