199938145 is an odd 9-digits composite number following 199938144
and preceding 199938146 . In scientific notation, it is written as 1.99938145 × 10^8.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 145409520 positive integers (up to 199938145) that are relatively prime to 199938145.
199938145 has 8 divisors, whose sum is 261737280
The reverse of 199938145 is 541839991
Previous prime number is 11
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
one hundred ninety-nine million nine hundred thirty-eight thousand one hundred forty-five
Scientific notation
1.99938145 × 10^8
Engineering notation
1.99938145 × 10^6
Prime Factorization
5 × 11 × 3635239
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
199938145
Product of the distinct prime numbers
The prime factorization of 199938145 is 5 × 11 × 3635239.
Since it has a total of 3 prime factors.
6 , 9 , 19 , 23 , 637 , 872 , 7253 , 6921 , 88046 , 2306 , 461012 , 865173 , 9906512 , 6177292 , 904560 , 89466117 , 329129179 , 433914827 , 5231883007 , 3727263635
n×2
399876290
n×3
599814435
n×4
799752580
n×5
999690725
n÷2
99969072.5
n÷3
66646048.333333
n÷3
49984536.25
n÷5
39987629
n2
39975261826041025
n3
7.992579695388E+24
n4
1.5980215580605E+33
n5
3.1950546598863E+41
2 √n
14139.948550119
3 √n
584.74325305388
4 √n
118.91151563292
5 √n
45.727676182335
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
-199938144
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 199938145 can be divided by 8 positive divisors.
The sum of these divisors (counting 199938145) is 1, the average is 0.125.
Base
System
Value
2
Binary
1011111010101101000001100001
3
Ternary
111221012220120111
4
Quaternary
23322231001201
5
Quinary
402141010040
6
Senary
31501211321
8
Octal
1372550141
10
Decimal
199938145
12
Duodecimal
56b60b41
16
Hexadecimal
bead061
20
Vigesimal
329c575
36
Base36
3b1d9d
md5
68ab020adfd2162109f3c4c58352eecb
sha1
8d063db25040e9e90e5bf812d38f036ed4144d3b
sha256
b65bf7fe1f11534556e84b1873510263af048c7c9927d3c329ae6a9f43d3945e
sha512
cbd5ddd3c03b30fa8f405f4004d419027bb2cf1d5080f8f592b0fb10471b95abf020dbe88d5a838eaf5c2e845a2d752db2f2b2d994a322325d83d855617c7930
ripemd-160
757f48a403002d1c8ad43a0e25b56cc6f6e6abdc
Diameter
399876290
Circumference
1256248415.0087
Area
1.2558598887802E+17
Volume
3.3479239539016E+25
Surface area
5.0234395551208E+17
Circumference
1256248415.0087
Perimeter
799752580
Area
39975261826041025
Diagonal
282755236.29472
Surface area
239851570956246150
Volume
7.992579695388E+24
Space diagonal
346303025.51107
Perimeter
599814435
Area
1.7309796132143E+16
Altitude
173151512.75554
Surface area
1.7309796132143E+16
Volume
9.4193455029712E+23
Height
94251745.431573