199442921 is an odd 9-digits composite number following 199442920
and preceding 199442922 . In scientific notation, it is written as 1.99442921 × 10^8.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 199411200 positive integers (up to 199442921) that are relatively prime to 199442921.
199442921 has 4 divisors, whose sum is 199474644
The reverse of 199442921 is 129244991
Previous prime number is 8641
Is Prime? no Number parity odd Number length 9 Sum of Digits 41 Digital Root 5
Name
one hundred ninety-nine million four hundred forty-two thousand nine hundred twenty-one
Scientific notation
1.99442921 × 10^8
Engineering notation
1.99442921 × 10^6
Prime Factorization
8641 × 23081
Composite number
ω Distinct Factors
2 Total number of distinct prime factors
Ω Total Factors
2 Total number of prime factors
rad Radical
199442921 Product of the distinct prime numbers
The prime factorization of 199442921 is 8641 × 23081.
Since it has a total of 2 prime factors.
8 , 7 , 2 , 57 , 638 , 863 , 1316 , 8441 , 17650 , 78164 , 42383 , 611064 , 2777181 , 2373754 , 25833025 , 65473359 , 466822728 , 880819720 , 8227055253 , 9343016115
n×2
398885842
n×3
598328763
n×4
797771684
n×5
997214605
n÷2
99721460.5
n÷3
66480973.666667
n÷3
49860730.25
n÷5
39888584.2
n2
39777478737012241
n3
7.9333365493251E+24
n4
1.5822478146735E+33
n5
3.1556812590434E+41
2 √n14122.426172581
3 √n584.26007310686
4 √n118.8378145734
5 √n45.705001257365
4 divisors
τ Total Divisors
4 Total number of the positive divisors of n
σ Sum of Divisors
1 Sum of all the positive divisors of n
s Aliquot Sum
-199442920 Sum of the proper positive divisors of n
A Arithmetic Mean
0.25 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
4 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 199442921 can be divided by 4 positive divisors.
The sum of these divisors (counting 199442921) is 1, the average is 0.25.
Base
System
Value
2
Binary
1011111000110100000111101001
3
Ternary
111220021202020212
4
Quaternary
23320310013221
5
Quinary
402024133141
6
Senary
31442430505
8
Octal
1370640751
10
Decimal
199442921
12
Duodecimal
56962435
16
Hexadecimal
be341e9
20
Vigesimal
326a761
36
Base36
3aqr55
md5
035d98b0261f6829ebf962c5980ef38c
sha1
5378eb5a1f6c7d2e67d590f51b42a90fe07c26d8
sha256
14911568964bd2d07490df9302395b5b9277e14fdd08797dbfafb607ae3ed9be
sha512
dfb98ff8c26b6857dcb66e97d1fd832dbcc0f7f4ae19e3b0645d67bcf0c84926b7ab1b53f2724d358476c1c390f8b4499988bd7aa2023a153919956a294b010d
ripemd-160
59b0ad6e33e559ceb4b2971d6d96800347083b6c
Diameter
398885842
Circumference
1253136830.8482
Area
1.2496463497852E+17
Volume
3.3231082429087E+25
Surface area
4.9985853991409E+17
Circumference
1253136830.8482
Perimeter
797771684
Area
39777478737012241
Diagonal
282054883.79751
Surface area
238664872422073446
Volume
7.9333365493251E+24
Space diagonal
345445272.38195
Perimeter
598328763
Area
1.7224153542374E+16
Altitude
172722636.19097
Surface area
1.7224153542374E+16
Volume
9.3495267857715E+23
Height
94018294.599169