194996921 is an odd 9-digits composite number following 194996920
and preceding 194996922 . In scientific notation, it is written as 1.94996921 × 10^8.
The sum of its digits is 50. It has a total of 4 prime factors and 12 positive divisors.
There are 159872328 positive integers (up to 194996921) that are relatively prime to 194996921.
194996921 has 12 divisors, whose sum is 236696832
The reverse of 194996921 is 129699491
Previous prime number is 23
Is Prime? no Number parity odd Number length 9 Sum of Digits 50 Digital Root 5
Name
one hundred ninety-four million nine hundred ninety-six thousand nine hundred twenty-one
Scientific notation
1.94996921 × 10^8
Engineering notation
1.94996921 × 10^6
Prime Factorization
7 × 7 × 23 × 173023
Composite number
ω Distinct Factors
3 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
27856703 Product of the distinct prime numbers
The prime factorization of 194996921 is 7 × 7 × 23 × 173023.
Since it has a total of 4 prime factors.
1 , 3 , 77 , 42 , 47 , 388 , 9910 , 8894 , 22246 , 36709 , 381697 , 587810 , 2850067 , 4699564 , 32234017 , 42028352 , 408534966 , 460028640 , 232278838 , 3774561347
n×2
389993842
n×3
584990763
n×4
779987684
n×5
974984605
n÷2
97498460.5
n÷3
64998973.666667
n÷3
48749230.25
n÷5
38999384.2
n2
38023799199480241
n3
7.4145237686209E+24
n4
1.4458093055624E+33
n5
2.8192836293782E+41
2 √n13964.129797449
3 √n579.8859476493
4 √n118.1699191734
5 √n45.499387545687
1 , 7 , 23 , 49 , 161 , 1127 , 173023 , 1211161 , 3979529 , 8478127 , 27856703 , 194996921
12 divisors
τ Total Divisors
12 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-194996920 Sum of the proper positive divisors of n
A Arithmetic Mean
0.083333333333333 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
12 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 194996921 can be divided by 12 positive divisors.
The sum of these divisors (counting 194996921) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1011100111110110101010111001
3
Ternary
111120220212111012
4
Quaternary
23213312222321
5
Quinary
344404400141
6
Senary
31203243305
8
Octal
1347665271
10
Decimal
194996921
12
Duodecimal
55379535
16
Hexadecimal
b9f6ab9
20
Vigesimal
30iec61
36
Base36
383gl5
md5
2e7511597ed77717d4f8135908c05178
sha1
46133b304868fad7bd027c66da9482feb59cf85a
sha256
5d82bce4615d41e953ca462d0086c822dacf9519954a41e6e9d177291890e12c
sha512
e6d60137eb54ec5da694d89c0c148daa39dd0a7fc3718eb8e4ea8bb29e17abb1bcbbde3c90e6758ad08ccfde3596068a8441b951edf9e0bffca386f901ac0989
ripemd-160
fe45033ee10370f7cc23275bb48322a6b2b001ee
Diameter
389993842
Circumference
1225201788.9725
Area
1.1945528822666E+17
Volume
3.1057884535155E+25
Surface area
4.7782115290664E+17
Circumference
1225201788.9725
Perimeter
779987684
Area
38023799199480241
Diagonal
275767290.29919
Surface area
228142795196881446
Volume
7.4145237686209E+24
Space diagonal
337744574.49149
Perimeter
584990763
Area
1.6464788027574E+16
Altitude
168872287.24575
Surface area
1.6464788027574E+16
Volume
8.7381000601011E+23
Height
91922430.099732