19991214 is an even 8-digits composite number following 19991213
and preceding 19991215 . In scientific notation, it is written as 1.9991214 × 10^7.
The sum of its digits is 36. It has a total of 4 prime factors and 16 positive divisors.
There are 6582960 positive integers (up to 19991214) that are relatively prime to 19991214.
19991214 has 16 divisors, whose sum is 33722640
The reverse of 19991214 is 41219991
Previous prime number is 83
Is Prime? no
Number parity even
Number length 8
Sum of Digits 36
Digital Root 9
Name
nineteen million nine hundred ninety-one thousand two hundred fourteen
Scientific notation
1.9991214 × 10^7
Engineering notation
1.9991214 × 10^6
Prime Factorization
2 × 9 × 83 × 13381
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
19991214
Product of the distinct prime numbers
The prime factorization of 19991214 is 2 × 9 × 83 × 13381.
Since it has a total of 4 prime factors.
3 , 5 , 79 , 66 , 394 , 832 , 4457 , 6771 , 58662 , 52931 , 323679 , 180253 , 4159754 , 6615623 , 50529029 , 17109197 , 754097553 , 505107289 , 6388513174 , 3066223653
n×2
39982428
n×3
59973642
n×4
79964856
n×5
99956070
n÷2
9995607
n÷3
6663738
n÷3
4997803.5
n÷5
3998242.8
n2
399648637193796
n3
7.9894614309495E+21
n4
1.5971903321086E+29
n5
3.1929773727914E+36
2 √n
4471.1535424318
3 √n
271.40200771565
4 √n
66.866684847028
5 √n
28.851462560282
1 , 2 , 9 , 18 , 83 , 166 , 747 , 1494 , 13381 , 26762 , 120429 , 240858 , 1110623 , 2221246 , 9995607 , 19991214
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
-19991213
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 19991214 can be divided by 16 positive divisors.
The sum of these divisors (counting 19991214) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100010000101010101110
3
Ternary
1101121122210100
4
Quaternary
1030100222232
5
Quinary
20104204324
6
Senary
1552251530
8
Octal
114205256
10
Decimal
19991214
12
Duodecimal
6840ba6
16
Hexadecimal
1310aae
20
Vigesimal
64ii0e
36
Base36
bwhbi
md5
b4207f8df5841d01f00982deca2e563f
sha1
c0c5fd96d62164969f98c26b5733f06b661a6410
sha256
727b4136da91eb1c0d060c7c6a127d7ddc3a1237b4df76a2c725bdce66c3418d
sha512
b349255f5ef193285f2e2e4e61ff8e0cdc7eb5c7b1d15b06460caa76cf533c6936ba8b352fb32fa7be508f655462af1f6b624d83ef9769d89baa492b7779e2dd
ripemd-160
15b6bad1fbd095e6c108743eea81a94c84038e72
Diameter
39982428
Circumference
125608502.07748
Area
1.2555332226252E+15
Volume
3.346617778348E+22
Surface area
5.0221328905008E+15
Circumference
125608502.07748
Perimeter
79964856
Area
399648637193796
Diagonal
28271845.967103
Surface area
2397891823162776
Volume
7.9894614309495E+21
Space diagonal
34625798.352982
Perimeter
59973642
Area
1.7305293619883E+14
Altitude
17312899.176491
Surface area
1.7305293619883E+14
Volume
9.415670593088E+20
Height
9423948.655701