19906790 is an even 8-digits composite number following 19906789
and preceding 19906791 . In scientific notation, it is written as 1.9906790 × 10^7.
The sum of its digits is 41. It has a total of 3 prime factors and 8 positive divisors.
There are 7962712 positive integers (up to 19906790) that are relatively prime to 19906790.
19906790 has 8 divisors, whose sum is 35832240
The reverse of 19906790 is 09760991
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 41
Digital Root 5
Name
nineteen million nine hundred six thousand seven hundred ninety
Scientific notation
1.9906790 × 10^7
Engineering notation
1.9906790 × 10^6
Prime Factorization
2 × 5 × 1990679
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
19906790
Product of the distinct prime numbers
The prime factorization of 19906790 is 2 × 5 × 1990679.
Since it has a total of 3 prime factors.
1 , 3 , 50 , 64 , 521 , 49 , 1140 , 3733 , 30125 , 13686 , 700058 , 196488 , 6580950 , 1447939 , 7656948 , 3822253 , 959229821 , 683544986 , 2797287331 , 927492693
n×2
39813580
n×3
59720370
n×4
79627160
n×5
99533950
n÷2
9953395
n÷3
6635596.6666667
n÷3
4976697.5
n÷5
3981358
n2
396280288104100
n3
7.8886684764278E+21
n4
1.5703806673987E+29
n5
3.1261238165965E+36
2 √n
4461.7025898193
3 √n
271.01942009403
4 √n
66.795977347586
5 √n
28.827053028533
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
-19906789
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 19906790 can be divided by 8 positive divisors.
The sum of these divisors (counting 19906790) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001011111100000011100110
3
Ternary
1101110100222112
4
Quaternary
1023330003212
5
Quinary
20044004130
6
Senary
1550401022
8
Octal
113740346
10
Decimal
19906790
12
Duodecimal
6800172
16
Hexadecimal
12fc0e6
20
Vigesimal
6486ja
36
Base36
buo6e
md5
c336ec63da483546f878075b3815b8be
sha1
dd8fabf59fe2ed9c22021c32470c518a20ded3d3
sha256
1d592490d485e0bf3a5ae77bfa97a99186bfc30f954cb0d12bcbdfd67b482566
sha512
72b7d7d9072e2c04dfd07fe70b187c812d5ad852dae86626a318a7c714a513e5830efaf5b82e21adb93ef38ab7a0a7ca8ecb25c60f89a2398ecddcc2397a3c48
ripemd-160
2cc7caa6c365b1f1bd27d13ce6d64e9c11af1338
Diameter
39813580
Circumference
125078050.44111
Area
1.2449512418703E+15
Volume
3.3043977242868E+22
Surface area
4.9798049674811E+15
Circumference
125078050.44111
Perimeter
79627160
Area
396280288104100
Diagonal
28152452.401313
Surface area
2377681728624600
Volume
7.8886684764278E+21
Space diagonal
34479571.695604
Perimeter
59720370
Area
1.7159439825858E+14
Altitude
17239785.847802
Surface area
1.7159439825858E+14
Volume
9.2968849570244E+20
Height
9384150.8004377