19996947 is an odd 8-digits composite number following 19996946
and preceding 19996948 . In scientific notation, it is written as 1.9996947 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 12547008 positive integers (up to 19996947) that are relatively prime to 19996947.
19996947 has 8 divisors, whose sum is 23526000
The reverse of 19996947 is 74969991
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
nineteen million nine hundred ninety-six thousand nine hundred forty-seven
Scientific notation
1.9996947 × 10^7
Engineering notation
1.9996947 × 10^6
Prime Factorization
9 × 17 × 130699
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19996947
Product of the distinct prime numbers
The prime factorization of 19996947 is 9 × 17 × 130699.
Since it has a total of 3 prime factors.
9 , 6 , 97 , 71 , 73 , 169 , 4863 , 458 , 63570 , 39926 , 999633 , 709826 , 2637005 , 2547488 , 92543911 , 29549676 , 623682875 , 4873598 , 1344255485 , 1862876841
n×2
39993894
n×3
59990841
n×4
79987788
n×5
99984735
n÷2
9998473.5
n÷3
6665649
n÷3
4999236.75
n÷5
3999389.4
n2
399877889320809
n3
7.9963369592201E+21
n4
1.5990232636767E+29
n5
3.1975583455509E+36
2 √n
4471.7946061956
3 √n
271.427949095
4 √n
66.87147827135
5 √n
28.853117151788
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
-19996946
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 19996947 can be divided by 8 positive divisors.
The sum of these divisors (counting 19996947) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100010010000100010011
3
Ternary
1101121221122200
4
Quaternary
1030102010103
5
Quinary
20104400242
6
Senary
1552334243
8
Octal
114220423
10
Decimal
19996947
12
Duodecimal
6844383
16
Hexadecimal
1312113
20
Vigesimal
64jc77
36
Base36
bwlqr
md5
fa09b4be67942e1d0241595dcc3c8510
sha1
1847beb8c37ec484e700cf4a07f9279a470dbbf6
sha256
a368a6ee328b13df471b7fdeafb29bbba019db40f14e31e1ad54d5753dd25cf2
sha512
c1dc8a363b4d6b020605c8aa41daa78910027b27783d534c61d1b32476bddc01de938d52e7acd9b3560ce058d37b7d59df2021d07e235501bcf77994901e9988
ripemd-160
e9089ec746080371434e2ece932ff75241953e33
Diameter
39993894
Circumference
125644523.57885
Area
1.2562534394232E+15
Volume
3.3494977928952E+22
Surface area
5.025013757693E+15
Circumference
125644523.57885
Perimeter
79987788
Area
399877889320809
Diagonal
28279953.653456
Surface area
2399267335924854
Volume
7.9963369592201E+21
Space diagonal
34635728.200262
Perimeter
59990841
Area
1.7315220528176E+14
Altitude
17317864.100131
Surface area
1.7315220528176E+14
Volume
9.4237734808619E+20
Height
9426651.2178187