19997105 is an odd 8-digits composite number following 19997104
and preceding 19997106 . In scientific notation, it is written as 1.9997105 × 10^7.
The sum of its digits is 41. It has a total of 2 prime factors and 4 positive divisors.
There are 15997680 positive integers (up to 19997105) that are relatively prime to 19997105.
19997105 has 4 divisors, whose sum is 23996532
The reverse of 19997105 is 50179991
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 41
Digital Root 5
Name
nineteen million nine hundred ninety-seven thousand one hundred five
Scientific notation
1.9997105 × 10^7
Engineering notation
1.9997105 × 10^6
Prime Factorization
5 × 3999421
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19997105
Product of the distinct prime numbers
The prime factorization of 19997105 is 5 × 3999421.
Since it has a total of 2 prime factors.
7 , 1 , 2 , 33 , 154 , 228 , 4061 , 3037 , 94426 , 41569 , 20517 , 896250 , 4279407 , 9225428 , 59601824 , 2912470 , 547628184 , 339337414 , 3034649737 , 3430096564
n×2
39994210
n×3
59991315
n×4
79988420
n×5
99985525
n÷2
9998552.5
n÷3
6665701.6666667
n÷3
4999276.25
n÷5
3999421
n2
399884208381025
n3
7.9965265028372E+21
n4
1.5990738011252E+29
n5
3.197684670385E+36
2 √n
4471.8122724462
3 √n
271.42866396251
4 √n
66.871610362292
5 √n
28.853162746529
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
-19997104
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 19997105 can be divided by 4 positive divisors.
The sum of these divisors (counting 19997105) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010010000110110001
3
Ternary
1101121221212112
4
Quaternary
1030102012301
5
Quinary
20104401410
6
Senary
1552335105
8
Octal
114220661
10
Decimal
19997105
12
Duodecimal
6844495
16
Hexadecimal
13121b1
20
Vigesimal
64jcf5
36
Base36
bwlv5
md5
1d0bef82f387e4619244c5b16a8b0b00
sha1
7b516df0aa9d6d5e4cf7fe2fc6940f40c4e9d788
sha256
68690198b1abb6688346564175f555d233dd69b7012d2238b33da50f7689011a
sha512
9b3d2fa47d3037b2f022ae04ae5e13d273268cb0ad23d48b290cc064a8ddd07dc998d5c574b81706fa759bfcb2dca68de30914829c6da3ed8d75d481887b122e
ripemd-160
9abc650592bf4b8769a3e286ffacb4da4fcf6104
Diameter
39994210
Circumference
125645516.32213
Area
1.2562732913364E+15
Volume
3.3495771887399E+22
Surface area
5.0250931653456E+15
Circumference
125645516.32213
Perimeter
79988420
Area
399884208381025
Diagonal
28280177.099199
Surface area
2399305250286150
Volume
7.9965265028372E+21
Space diagonal
34636001.86429
Perimeter
59991315
Area
1.731549415151E+14
Altitude
17318000.932145
Surface area
1.731549415151E+14
Volume
9.4239968601569E+20
Height
9426725.6997329