19990007 is an odd 8-digits composite number following 19990006
and preceding 19990008 . In scientific notation, it is written as 1.9990007 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 19846056 positive integers (up to 19990007) that are relatively prime to 19990007.
19990007 has 4 divisors, whose sum is 20133960
The reverse of 19990007 is 70009991
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
nineteen million nine hundred ninety thousand seven
Scientific notation
1.9990007 × 10^7
Engineering notation
1.9990007 × 10^6
Prime Factorization
139 × 143813
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
19990007
Product of the distinct prime numbers
The prime factorization of 19990007 is 139 × 143813.
Since it has a total of 2 prime factors.
1 , 10 , 21 , 77 , 506 , 771 , 2922 , 2613 , 52419 , 51505 , 69669 , 2443 , 1501890 , 5494655 , 80558073 , 15588656 , 837023389 , 628220750 , 6428201250 , 4000603367
n×2
39980014
n×3
59970021
n×4
79960028
n×5
99950035
n÷2
9995003.5
n÷3
6663335.6666667
n÷3
4997501.75
n÷5
3998001.4
n2
399600379860049
n3
7.988014390605E+21
n4
1.596804635843E+29
n5
3.1920135848133E+36
2 √n
4471.0185640411
3 √n
271.3965455025
4 √n
66.865675529685
5 √n
28.851114161667
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
-19990006
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 19990007 can be divided by 4 positive divisors.
The sum of these divisors (counting 19990007) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001100010000010111110111
3
Ternary
1101121121010122
4
Quaternary
1030100113313
5
Quinary
20104140012
6
Senary
1552242155
8
Octal
114202767
10
Decimal
19990007
12
Duodecimal
684035b
16
Hexadecimal
13105f7
20
Vigesimal
64if07
36
Base36
bwgdz
md5
1208105c84f83232b672c5b2b65bcc54
sha1
338c4cbe2ccc88531058bdfdb24ee5683d4c6d80
sha256
6fbc9fe9934866e212836edf4c356cab2cc12a76d4365da7a2f25e98bcef9ffd
sha512
9201767f97facc5bf20c197a8acfafe9473b5e6c75920372fe3b576ca6db75179305ad3d70df7e8045f2fb375996425584b9d631493c39297cb311bd6ffe3bc2
ripemd-160
080d7056537063aca8a9ecf89210c0c99bf8cc0b
Diameter
39980014
Circumference
125600918.27282
Area
1.25538161774E+15
Volume
3.3460116435059E+22
Surface area
5.0215264709601E+15
Circumference
125600918.27282
Perimeter
79960028
Area
399600379860049
Diagonal
28270139.011333
Surface area
2397602279160294
Volume
7.988014390605E+21
Space diagonal
34623707.767658
Perimeter
59970021
Area
1.7303204016036E+14
Altitude
17311853.883829
Surface area
1.7303204016036E+14
Volume
9.4139652396876E+20
Height
9423379.6704444