199985815 is an odd 9-digits composite number following 199985814
and preceding 199985816 . In scientific notation, it is written as 1.99985815 × 10^8.
The sum of its digits is 55. It has a total of 4 prime factors and 16 positive divisors.
There are 158311296 positive integers (up to 199985815) that are relatively prime to 199985815.
199985815 has 16 divisors, whose sum is 242513568
The reverse of 199985815 is 518589991
Previous prime number is 683
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 55
Digital Root 1
Name
one hundred ninety-nine million nine hundred eighty-five thousand eight hundred fifteen
Scientific notation
1.99985815 × 10^8
Engineering notation
1.99985815 × 10^6
Prime Factorization
5 × 157 × 683 × 373
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
199985815
Product of the distinct prime numbers
The prime factorization of 199985815 is 5 × 157 × 683 × 373.
Since it has a total of 4 prime factors.
6 , 5 , 90 , 44 , 332 , 933 , 8549 , 283 , 71982 , 85238 , 746536 , 418445 , 4013168 , 1856911 , 61109847 , 29900733 , 936122982 , 707380680 , 889075863 , 2998857302
n×2
399971630
n×3
599957445
n×4
799943260
n×5
999929075
n÷2
99992907.5
n÷3
66661938.333333
n÷3
49996453.75
n÷5
39997163
n2
39994326201214225
n3
7.9982979207257E+24
n4
1.5995461282891E+33
n5
3.19886536096E+41
2 √n
14141.634099354
3 √n
584.78972158516
4 √n
118.91860283132
5 √n
45.729856487112
1 , 5 , 157 , 373 , 683 , 785 , 1865 , 3415 , 58561 , 107231 , 254759 , 292805 , 536155 , 1273795 , 39997163 , 199985815
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
-199985814
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 199985815 can be divided by 16 positive divisors.
The sum of these divisors (counting 199985815) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1011111010111000101010010111
3
Ternary
111221022022222001
4
Quaternary
23322320222113
5
Quinary
402144021230
6
Senary
31502220131
8
Octal
1372705227
10
Decimal
199985815
12
Duodecimal
56b84647
16
Hexadecimal
beb8a97
20
Vigesimal
329i4af
36
Base36
3b2e1j
md5
c945e3701092ee3caf7fd3f3a80f9ee1
sha1
373afab69f23956725ae20b0b36c63532dde2b3e
sha256
8b3b91e85ae4fe054366ce5e276ada7dabc895da755eca5978e70afe47bb3274
sha512
b63209753f60940ea6401c409d501ba41ccbb2ce105f0935c1b45150b81fe6b03259059c2ed724dc3cd4b5a2a780b286cc6753baf042fbc372bdc10cf735917c
ripemd-160
f8b424e23e67fd8a1dc32d5972afac803ff7c26a
Diameter
399971630
Circumference
1256547934.4523
Area
1.2564588137901E+17
Volume
3.3503191985299E+25
Surface area
5.0258352551603E+17
Circumference
1256547934.4523
Perimeter
799943260
Area
39994326201214225
Diagonal
282822651.85524
Surface area
239965957207285350
Volume
7.9982979207257E+24
Space diagonal
346385592.37307
Perimeter
599957445
Area
1.7318051248747E+16
Altitude
173192796.18654
Surface area
1.7318051248747E+16
Volume
9.426084496159E+23
Height
94274217.285079