19980188 is an even 8-digits composite number following 19980187
and preceding 19980189 . In scientific notation, it is written as 1.9980188 × 10^7.
The sum of its digits is 44. It has a total of 4 prime factors and 12 positive divisors.
There are 9645552 positive integers (up to 19980188) that are relatively prime to 19980188.
19980188 has 12 divisors, whose sum is 36171240
The reverse of 19980188 is 88108991
Previous prime number is 29
Is Prime? no
Number parity even
Number length 8
Sum of Digits 44
Digital Root 8
Name
nineteen million nine hundred eighty thousand one hundred eighty-eight
Scientific notation
1.9980188 × 10^7
Engineering notation
1.9980188 × 10^6
Prime Factorization
2 × 2 × 29 × 172243
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
9990094
Product of the distinct prime numbers
The prime factorization of 19980188 is 2 × 2 × 29 × 172243.
Since it has a total of 4 prime factors.
9 , 2 , 66 , 68 , 127 , 215 , 2 , 2050 , 34161 , 13170 , 32616 , 188263 , 3282206 , 1741049 , 25528362 , 1684893 , 76020373 , 868649412 , 9993441237 , 8252490345
n×2
39960376
n×3
59940564
n×4
79920752
n×5
99900940
n÷2
9990094
n÷3
6660062.6666667
n÷3
4995047
n÷5
3996037.6
n2
399207912515344
n3
7.9762491431441E+21
n4
1.5936695741486E+29
n5
3.1841817701369E+36
2 √n
4469.9203572323
3 √n
271.35210197764
4 √n
66.857462988303
5 √n
28.848279297562
1 , 2 , 4 , 29 , 58 , 116 , 172243 , 344486 , 688972 , 4995047 , 9990094 , 19980188
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-19980187
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 19980188 can be divided by 12 positive divisors.
The sum of these divisors (counting 19980188) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100001101111110011100
3
Ternary
1101121002122222
4
Quaternary
1030031332130
5
Quinary
20103331223
6
Senary
1552124512
8
Octal
114157634
10
Decimal
19980188
12
Duodecimal
6836738
16
Hexadecimal
130df9c
20
Vigesimal
64ha98
36
Base36
bw8t8
md5
09eea55b729e7cde3ff3be640fb3db8c
sha1
e63ea012d46ac23b8f8d58b46a6ba5f2d2ac23dd
sha256
66d845b5ef40b387508d5c042f5facd941dfb2e28e8c09da43ee418917c7895e
sha512
579d1fe8fda6dda653a73f5d4ef0905661fddb0070673949566270c4061d06fd51e35d01b534849baba1b591fcb2b0472327d2c3e63f1351f74c7c209a5447de
ripemd-160
f36b5cdd933fe657aa9ad43632e620df79cee2e5
Diameter
39960376
Circumference
125539223.67629
Area
1.2541486452131E+15
Volume
3.3410834281738E+22
Surface area
5.0165945808525E+15
Circumference
125539223.67629
Perimeter
79920752
Area
399207912515344
Diagonal
28256252.848364
Surface area
2395247475092064
Volume
7.9762491431441E+21
Space diagonal
34606700.760778
Perimeter
59940564
Area
1.7286209681502E+14
Altitude
17303350.380389
Surface area
1.7286209681502E+14
Volume
9.4000997625843E+20
Height
9418750.9494547