199972145 is an odd 9-digits composite number following 199972144
and preceding 199972146 . In scientific notation, it is written as 1.99972145 × 10^8.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 154855680 positive integers (up to 199972145) that are relatively prime to 199972145.
199972145 has 16 divisors, whose sum is 247750272
The reverse of 199972145 is 541279991
Previous prime number is 43
Is Prime? no Number parity odd Number length 9 Sum of Digits 47 Digital Root 2
Name
one hundred ninety-nine million nine hundred seventy-two thousand one hundred forty-five
Scientific notation
1.99972145 × 10^8
Engineering notation
1.99972145 × 10^6
Prime Factorization
5 × 113 × 43 × 8231
Composite number
ω Distinct Factors
4 Total number of distinct prime factors
Ω Total Factors
4 Total number of prime factors
rad Radical
199972145 Product of the distinct prime numbers
The prime factorization of 199972145 is 5 × 113 × 43 × 8231.
Since it has a total of 4 prime factors.
2 , 9 , 11 , 23 , 558 , 108 , 2134 , 5966 , 18211 , 80684 , 46922 , 378712 , 9579444 , 6354424 , 34967906 , 53888966 , 461024995 , 813718433 , 9341402115 , 9821439474
n×2
399944290
n×3
599916435
n×4
799888580
n×5
999860725
n÷2
99986072.5
n÷3
66657381.666667
n÷3
49993036.25
n÷5
39994429
n2
39988858775901025
n3
7.996657865519E+24
n4
1.599108826199E+33
n5
3.1977722206344E+41
2 √n14141.150766469
3 √n584.77639687736
4 √n118.91657061347
5 √n45.72923129854
1 , 5 , 43 , 113 , 215 , 565 , 4859 , 8231 , 24295 , 41155 , 353933 , 930103 , 1769665 , 4650515 , 39994429 , 199972145
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
-199972144 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 199972145 can be divided by 16 positive divisors.
The sum of these divisors (counting 199972145) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1011111010110101010100110001
3
Ternary
111221021122012202
4
Quaternary
23322311110301
5
Quinary
402143102040
6
Senary
31502032545
8
Octal
1372652461
10
Decimal
199972145
12
Duodecimal
56b78755
16
Hexadecimal
beb5531
20
Vigesimal
329ga75
36
Base36
3b23ht
md5
0bba2c565d31dfdb4bab48d18a3bf7a4
sha1
a3486718a1e58383b2169e5ad66e4c8d7c3ccbde
sha256
73b5cb92693a482462e38f61743d3c75d1d81ac54c451eebf74eff7166a33737
sha512
ea24e3ffea1717239b42aad94b727b4a3026bd5375c0f79e548dff35e0ddb870c1078511f25c9e4cea37b2ba7b8a9c09bb4b615c136582557f83435417374b89
ripemd-160
73ca4d4603ff2b54a8b31f27d5aafbae3e03990a
Diameter
399944290
Circumference
1256462043.3092
Area
1.2562870495581E+17
Volume
3.3496322138114E+25
Surface area
5.0251481982324E+17
Circumference
1256462043.3092
Perimeter
799888580
Area
39988858775901025
Diagonal
282803319.55584
Surface area
239933152655406150
Volume
7.996657865519E+24
Space diagonal
346361915.23853
Perimeter
599916435
Area
1.7315683784139E+16
Altitude
173180957.61927
Surface area
1.7315683784139E+16
Volume
9.424151672562E+23
Height
94267773.18528