19869968 is an even 8-digits composite number following 19869967
and preceding 19869969 . In scientific notation, it is written as 1.9869968 × 10^7.
The sum of its digits is 56. It has a total of 6 prime factors and 20 positive divisors.
There are 9891840 positive integers (up to 19869968) that are relatively prime to 19869968.
19869968 has 20 divisors, whose sum is 38665308
The reverse of 19869968 is 86996891
Previous prime number is 241
Is Prime? no
Number parity even
Number length 8
Sum of Digits 56
Digital Root 2
Name
nineteen million eight hundred sixty-nine thousand nine hundred sixty-eight
Scientific notation
1.9869968 × 10^7
Engineering notation
1.9869968 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 241 × 5153
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
2483746
Product of the distinct prime numbers
The prime factorization of 19869968 is 2 × 2 × 2 × 2 × 241 × 5153.
Since it has a total of 6 prime factors.
9 , 2 , 60 , 75 , 568 , 341 , 4672 , 7708 , 10212 , 11415 , 5853 , 507902 , 1850969 , 1239520 , 22374916 , 86586622 , 513252166 , 156399253 , 2117447768 , 2729233349
n×2
39739936
n×3
59609904
n×4
79479872
n×5
99349840
n÷2
9934984
n÷3
6623322.6666667
n÷3
4967492
n÷5
3973993.6
n2
394815628321024
n3
7.8449739006386E+21
n4
1.5587938036652E+29
n5
3.0973182997427E+36
2 √n
4457.5742282098
3 √n
270.85221355296
4 √n
66.765067424588
5 √n
28.816380730403
1 , 2 , 4 , 8 , 16 , 241 , 482 , 964 , 1928 , 3856 , 5153 , 10306 , 20612 , 41224 , 82448 , 1241873 , 2483746 , 4967492 , 9934984 , 19869968
20 divisors
τ
Total Divisors
20
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19869967
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.05
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
20
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19869968 can be divided by 20 positive divisors.
The sum of these divisors (counting 19869968) is 1, the average is 0.05.
Base
System
Value
2
Binary
1001011110011000100010000
3
Ternary
1101101111110202
4
Quaternary
1023303010100
5
Quinary
20041314333
6
Senary
1545514332
8
Octal
113630420
10
Decimal
19869968
12
Duodecimal
67a29a8
16
Hexadecimal
12f3110
20
Vigesimal
643ei8
36
Base36
btvrk
md5
add0b0f18886032d7e0a2f53e49f23e5
sha1
cbe43461bed3a4b97372612d896a9efbb31c76ab
sha256
d40b5dfd63af324208c2a57a2666d304d48c216c7d46ccda830188de9f2df22a
sha512
c3cfe7e5bba19302853c5a27217273ae40cd45b7ef07d5abe74f53a59f423bc559b3f21a0395a3e739c9376bc86cad9edbe3e823190abbbb909e63ec6d587127
ripemd-160
6ad96a95556bc7633610b5d408beb03b7f4b0658
Diameter
39739936
Circumference
124846690.99173
Area
1.2403498774558E+15
Volume
3.28609498318E+22
Surface area
4.9613995098231E+15
Circumference
124846690.99173
Perimeter
79479872
Area
394815628321024
Diagonal
28100378.229519
Surface area
2368893769926144
Volume
7.8449739006386E+21
Space diagonal
34415794.120768
Perimeter
59609904
Area
1.7096018196856E+14
Altitude
17207897.060384
Surface area
1.7096018196856E+14
Volume
9.2453904056218E+20
Height
9366792.7431731