19990047 is an odd 8-digits composite number following 19990046
and preceding 19990048 . In scientific notation, it is written as 1.9990047 × 10^7.
The sum of its digits is 39. It has a total of 4 prime factors and 16 positive divisors.
There are 10383120 positive integers (up to 19990047) that are relatively prime to 19990047.
19990047 has 16 divisors, whose sum is 29457792
The reverse of 19990047 is 74009991
Previous prime number is 77
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 39
Digital Root 3
Name
nineteen million nine hundred ninety thousand forty-seven
Scientific notation
1.9990047 × 10^7
Engineering notation
1.9990047 × 10^6
Prime Factorization
3 × 11 × 77 × 7867
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
19990047
Product of the distinct prime numbers
The prime factorization of 19990047 is 3 × 11 × 77 × 7867.
Since it has a total of 4 prime factors.
6 , 3 , 30 , 49 , 675 , 513 , 2007 , 8705 , 10710 , 57646 , 236695 , 598794 , 3242120 , 8664652 , 40729347 , 41580011 , 823580759 , 552070999 , 24659878 , 5471498093
n×2
39980094
n×3
59970141
n×4
79960188
n×5
99950235
n÷2
9995023.5
n÷3
6663349
n÷3
4997511.75
n÷5
3998009.4
n2
399601979062209
n3
7.9880623427466E+21
n4
1.5968174167043E+29
n5
3.1920455210338E+36
2 √n
4471.0230372925
3 √n
271.39672652386
4 √n
66.86570897921
5 √n
28.851125707873
1 , 3 , 11 , 33 , 77 , 231 , 847 , 2541 , 7867 , 23601 , 86537 , 259611 , 605759 , 1817277 , 6663349 , 19990047
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
-19990046
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 19990047 can be divided by 16 positive divisors.
The sum of these divisors (counting 19990047) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100010000011000011111
3
Ternary
1101121121012010
4
Quaternary
1030100120133
5
Quinary
20104140142
6
Senary
1552242303
8
Octal
114203037
10
Decimal
19990047
12
Duodecimal
6840393
16
Hexadecimal
131061f
20
Vigesimal
64if27
36
Base36
bwgf3
md5
a7a07555a882136824cd81e2ab46ef08
sha1
a6d4d4ef294d5bbac712752f409a941ba8e18c96
sha256
f84b1693636c15087bed8ab70b97b9da6dbdeb564313617cb67e25313b05dea5
sha512
45a439d7f764cd0dc8a2f16fad51b3c23e7bc2693262f8fed71398308b7832d7d04451e2f083b02c85135f66b88f1c771889bb31a293223d0fdd3502a00a3279
ripemd-160
2599449e7787f9b39a3d000b1c37247f09aca5a1
Diameter
39980094
Circumference
125601169.60023
Area
1.2553866417818E+15
Volume
3.346031729652E+22
Surface area
5.0215465671271E+15
Circumference
125601169.60023
Perimeter
79960188
Area
399601979062209
Diagonal
28270195.579876
Surface area
2397611874373254
Volume
7.9880623427466E+21
Space diagonal
34623777.04969
Perimeter
59970141
Area
1.7303273263521E+14
Altitude
17311888.524845
Surface area
1.7303273263521E+14
Volume
9.4140217518283E+20
Height
9423398.5266252