199987910 is an even 9-digits composite number following 199987909
and preceding 199987911 . In scientific notation, it is written as 1.99987910 × 10^8.
The sum of its digits is 53. It has a total of 4 prime factors and 16 positive divisors.
There are 79615200 positive integers (up to 199987910) that are relatively prime to 199987910.
199987910 has 16 divisors, whose sum is 361688112
The reverse of 199987910 is 019789991
Previous prime number is 211
Is Prime? no
Number parity even
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred ninety-nine million nine hundred eighty-seven thousand nine hundred ten
Scientific notation
1.99987910 × 10^8
Engineering notation
1.99987910 × 10^6
Prime Factorization
2 × 5 × 211 × 94781
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
199987910
Product of the distinct prime numbers
The prime factorization of 199987910 is 2 × 5 × 211 × 94781.
Since it has a total of 4 prime factors.
6 , 8 , 90 , 65 , 640 , 316 , 3411 , 283 , 7707 , 17608 , 229374 , 378895 , 7653198 , 72258 , 35787256 , 74193615 , 913556626 , 124314813 , 7490344503 , 2196463580
n×2
399975820
n×3
599963730
n×4
799951640
n×5
999939550
n÷2
99993955
n÷3
66662636.666667
n÷3
49996977.5
n÷5
39997582
n2
39995164146168100
n3
7.9985492876991E+24
n4
1.5996131550789E+33
n5
3.1990329169274E+41
2 √n
14141.708171222
3 √n
584.79176361364
4 √n
118.91891427028
5 √n
45.729952297556
1 , 2 , 5 , 10 , 211 , 422 , 1055 , 2110 , 94781 , 189562 , 473905 , 947810 , 19998791 , 39997582 , 99993955 , 199987910
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
-199987909
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 199987910 can be divided by 16 positive divisors.
The sum of these divisors (counting 199987910) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1011111010111001001011000110
3
Ternary
111221022102211122
4
Quaternary
23322321023012
5
Quinary
402144103120
6
Senary
31502233542
8
Octal
1372711306
10
Decimal
199987910
12
Duodecimal
56b858b2
16
Hexadecimal
beb92c6
20
Vigesimal
329i9fa
36
Base36
3b2fnq
md5
55d25cdf679fdb68ce0777ebf46bcfbe
sha1
d191593782a6c50c30b7b42bc1e8189a561cd833
sha256
8e859b4c696b2550d7714592415eaab0765421bd45b68ac18eee6b3310eb8e12
sha512
cb9f98699067d29820576287cdbc6dab1b71f827fad4b2ee38e9bd0bc5094f793c64e79a8331ea827c00280b4aca2f1b0e502de2fae29d7a4900186d0485d9ff
ripemd-160
d295e609e43d9089903f7ab5092278a40969d4d1
Diameter
399975820
Circumference
1256561097.7256
Area
1.2564851386072E+17
Volume
3.3504244908815E+25
Surface area
5.0259405544288E+17
Circumference
1256561097.7256
Perimeter
799951640
Area
39995164146168100
Diagonal
282825614.63265
Surface area
239970984877008600
Volume
7.9985492876991E+24
Space diagonal
346389221.01951
Perimeter
599963730
Area
1.7318414089555E+16
Altitude
173194610.50976
Surface area
1.7318414089555E+16
Volume
9.4263807349781E+23
Height
94275204.87755