199287890 is an even 9-digits composite number following 199287889
and preceding 199287891 . In scientific notation, it is written as 1.99287890 × 10^8.
The sum of its digits is 53. It has a total of 3 prime factors and 8 positive divisors.
There are 79715152 positive integers (up to 199287890) that are relatively prime to 199287890.
199287890 has 8 divisors, whose sum is 358718220
The reverse of 199287890 is 098782991
Previous prime number is 5
Is Prime? no
Number parity even
Number length 9
Sum of Digits 53
Digital Root 8
Name
one hundred ninety-nine million two hundred eighty-seven thousand eight hundred ninety
Scientific notation
1.99287890 × 10^8
Engineering notation
1.99287890 × 10^6
Prime Factorization
2 × 5 × 19928789
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
199287890
Product of the distinct prime numbers
The prime factorization of 199287890 is 2 × 5 × 19928789.
Since it has a total of 3 prime factors.
4 , 3 , 7 , 34 , 105 , 285 , 7092 , 6023 , 90362 , 25308 , 776927 , 450074 , 4311163 , 9666287 , 65228425 , 66392634 , 400823155 , 881191589 , 5598090368 , 8865112790
n×2
398575780
n×3
597863670
n×4
797151560
n×5
996439450
n÷2
99643945
n÷3
66429296.666667
n÷3
49821972.5
n÷5
39857578
n2
39715663100652100
n3
7.9148506992798E+24
n4
1.5773338955245E+33
n5
3.1434354386456E+41
2 √n
14116.936282352
3 √n
584.10864815687
4 √n
118.81471408185
5 √n
45.697893563411
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
-199287889
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 199287890 can be divided by 8 positive divisors.
The sum of these divisors (counting 199287890) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111000001110010001010010
3
Ternary
111212222212120222
4
Quaternary
23320032101102
5
Quinary
402004203030
6
Senary
31435233042
8
Octal
1370162122
10
Decimal
199287890
12
Duodecimal
568a8782
16
Hexadecimal
be0e452
20
Vigesimal
325ajea
36
Base36
3anfiq
md5
82e32eddf32881f30aaeca3720e969e9
sha1
b227ca8b16dc3613feaf8ab5113d8e348d6a66f2
sha256
d32424bba1ca78151d4a52a345d0c2fa043d03778fdfdc4664c4d4078b3b0de2
sha512
73c208ff0080ea6c2d18f87a4a9e4a98ee89b91af92339a64bc481fe418ba0e495f60f87b408a9c8134b835cba0657dce3ca737de2aaf86187eec34d26b44f26
ripemd-160
9981d50d8fc1e3dc4be4c2c0330d9070714cb19b
Diameter
398575780
Circumference
1252162742.3468
Area
1.2477043542946E+17
Volume
3.315364908149E+25
Surface area
4.9908174171782E+17
Circumference
1252162742.3468
Perimeter
797151560
Area
39715663100652100
Diagonal
281835636.85472
Surface area
238293978603912600
Volume
7.9148506992798E+24
Space diagonal
345176750.8132
Perimeter
597863670
Area
1.7197386586654E+16
Altitude
172588375.4066
Surface area
1.7197386586654E+16
Volume
9.3277410025664E+23
Height
93945212.284906