19946988 is an even 8-digits composite number following 19946987
and preceding 19946989 . In scientific notation, it is written as 1.9946988 × 10^7.
The sum of its digits is 54. It has a total of 6 prime factors and 36 positive divisors.
There are 6506976 positive integers (up to 19946988) that are relatively prime to 19946988.
19946988 has 36 divisors, whose sum is 51498720
The reverse of 19946988 is 88964991
Previous prime number is 47
Is Prime? no
Number parity even
Number length 8
Sum of Digits 54
Digital Root 9
Name
nineteen million nine hundred forty-six thousand nine hundred eighty-eight
Scientific notation
1.9946988 × 10^7
Engineering notation
1.9946988 × 10^6
Prime Factorization
2 × 2 × 3 × 3 × 47 × 11789
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
6
Total number of prime factors
rad
Radical
3324498
Product of the distinct prime numbers
The prime factorization of 19946988 is 2 × 2 × 3 × 3 × 47 × 11789.
Since it has a total of 6 prime factors.
9 , 1 , 36 , 90 , 805 , 793 , 6105 , 5524 , 31655 , 20490 , 857793 , 515227 , 2289177 , 9087714 , 17731812 , 88455138 , 642804754 , 681326987 , 5464816987 , 3278263937
n×2
39893976
n×3
59840964
n×4
79787952
n×5
99734940
n÷2
9973494
n÷3
6648996
n÷3
4986747
n÷5
3989397.6
n2
397882330272144
n3
7.9365540673505E+21
n4
1.5831034874279E+29
n5
3.1578146266483E+36
2 √n
4466.20510053
3 √n
271.20172160653
4 √n
66.82967230602
5 √n
28.838685793305
1 , 2 , 3 , 4 , 6 , 9 , 12 , 18 , 36 , 47 , 94 , 141 , 188 , 282 , 423 , 564 , 846 , 1692 , 11789 , 23578 , 35367 , 47156 , 70734 , 106101 , 141468 , 212202 , 424404 , 554083 , 1108166 , 1662249 , 2216332 , 3324498 , 4986747 , 6648996 , 9973494 , 19946988
36 divisors
τ
Total Divisors
36
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19946987
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.027777777777778
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
36
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19946988 can be divided by 36 positive divisors.
The sum of these divisors (counting 19946988) is 1, the average is 0.027777777777778.
Base
System
Value
2
Binary
1001100000101110111101100
3
Ternary
1101112102010100
4
Quaternary
1030011313230
5
Quinary
20101300423
6
Senary
1551311100
8
Octal
114056754
10
Decimal
19946988
12
Duodecimal
681b490
16
Hexadecimal
1305dec
20
Vigesimal
64d798
36
Base36
bvj70
md5
8e3f6d33c1eba4b772669ffe317e1184
sha1
ce332104c4367a31d8db664c470458ba1adb1aac
sha256
17a1b7fa8bb706780e3e8a69b2cea07df7066f8b6df49ea5327c8fea865861e8
sha512
53803aecb5bef3ba97ef4085b4bb2ac07b04a208331cbc27b7a12d901645d23f5c0ee13911b92164b7cbf470138923d99900d6c0115b02fd1a5043e073a7fb42
ripemd-160
9ee96e99361e437ad3cabd7633bd4d9a5e84277d
Diameter
39893976
Circumference
125330621.92409
Area
1.2499842057762E+15
Volume
3.3244559937075E+22
Surface area
4.9999368231046E+15
Circumference
125330621.92409
Perimeter
79787952
Area
397882330272144
Diagonal
28209300.958093
Surface area
2387293981632864
Volume
7.9365540673505E+21
Space diagonal
34549196.673967
Perimeter
59840964
Area
1.7228810286631E+14
Altitude
17274598.336983
Surface area
1.7228810286631E+14
Volume
9.3533186671287E+20
Height
9403100.3193645