199989531 is an odd 9-digits composite number following 199989530
and preceding 199989532 . In scientific notation, it is written as 1.99989531 × 10^8.
The sum of its digits is 54. It has a total of 5 prime factors and 24 positive divisors.
There are 109305504 positive integers (up to 199989531) that are relatively prime to 199989531.
199989531 has 24 divisors, whose sum is 269742240
The reverse of 199989531 is 135989991
Previous prime number is 23
Is Prime? no Number parity odd Number length 9 Sum of Digits 54 Digital Root 9
Name
one hundred ninety-nine million nine hundred eighty-nine thousand five hundred thirty-one
Scientific notation
1.99989531 × 10^8
Engineering notation
1.99989531 × 10^6
Prime Factorization
9 × 7 × 7 × 23 × 19717
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
5 Total number of prime factors
rad Radical
28569933 Product of the distinct prime numbers
The prime factorization of 199989531 is 9 × 7 × 7 × 23 × 19717.
Since it has a total of 5 prime factors.
2 , 9 , 88 , 55 , 381 , 136 , 1547 , 8381 , 22874 , 51945 , 667640 , 368545 , 717637 , 8724517 , 12970008 , 61104665 , 777467975 , 575062255 , 2351755074 , 2751710462
n×2
399979062
n×3
599968593
n×4
799958124
n×5
999947655
n÷2
99994765.5
n÷3
66663177
n÷3
49997382.75
n÷5
39997906.2
n2
39995812509599961
n3
7.9987437857588E+24
n4
1.5996650183031E+33
n5
3.1991625676754E+41
2 √n14141.765483843
3 √n584.79334361729
4 √n118.91915524356
5 √n45.730026430049
1 , 7 , 9 , 23 , 49 , 63 , 161 , 207 , 441 , 1127 , 1449 , 10143 , 19717 , 138019 , 177453 , 453491 , 966133 , 1242171 , 3174437 , 4081419 , 8695197 , 22221059 , 28569933 , 199989531
24 divisors
τ Total Divisors
24 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-199989530 Sum of the proper positive divisors of n
A Arithmetic Mean
0.041666666666667 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
24 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 199989531 can be divided by 24 positive divisors.
The sum of these divisors (counting 199989531) is 1, the average is 0.041666666666667.
Base
System
Value
2
Binary
1011111010111001100100011011
3
Ternary
111221022112001200
4
Quaternary
23322321210123
5
Quinary
402144131111
6
Senary
31502245243
8
Octal
1372714433
10
Decimal
199989531
12
Duodecimal
56b86823
16
Hexadecimal
beb991b
20
Vigesimal
329idgb
36
Base36
3b2gwr
md5
c53e0d0004e022ebd17a6b63d8c05398
sha1
b9c3c8114246f23b214e0056cd3da1540c7bf72a
sha256
bf687c28d8e25606c5079864520f565114f59e5f2659b63af6f9296261d3cfd7
sha512
127983baecbe34f9b2b59c1b7517e24168fa6f98b1bdc1f929dfcab9531a3c8826e97481148b33adab3a19fdde183e0858160a769ee1f66d1eef3ebabbe81d15
ripemd-160
00d59cb3eeb109aed120a8577d77daf1eee8d361
Diameter
399979062
Circumference
1256571282.7689
Area
1.2565055075451E+17
Volume
3.3505059620383E+25
Surface area
5.0260220301806E+17
Circumference
1256571282.7689
Perimeter
799958124
Area
39995812509599961
Diagonal
282827907.07283
Surface area
239974875057599766
Volume
7.9987437857588E+24
Space diagonal
346392028.67387
Perimeter
599968593
Area
1.7318694839157E+16
Altitude
173196014.33694
Surface area
1.7318694839157E+16
Volume
9.4266099531397E+23
Height
94275969.024278