19984725 is an odd 8-digits composite number following 19984724
and preceding 19984726 . In scientific notation, it is written as 1.9984725 × 10^7.
The sum of its digits is 45. It has a total of 4 prime factors and 16 positive divisors.
There are 10432800 positive integers (up to 19984725) that are relatively prime to 19984725.
19984725 has 16 divisors, whose sum is 22780800
The reverse of 19984725 is 52748991
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 45
Digital Root 9
Name
nineteen million nine hundred eighty-four thousand seven hundred twenty-five
Scientific notation
1.9984725 × 10^7
Engineering notation
1.9984725 × 10^6
Prime Factorization
9 × 225 × 139 × 71
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
19984725
Product of the distinct prime numbers
The prime factorization of 19984725 is 9 × 225 × 139 × 71.
Since it has a total of 4 prime factors.
10 , 10 , 84 , 24 , 657 , 850 , 3006 , 1540 , 28238 , 93925 , 433689 , 754760 , 6879136 , 4303697 , 55454377 , 19867215 , 414249533 , 242140798 , 8307903081 , 7424752014
n×2
39969450
n×3
59954175
n×4
79938900
n×5
99923625
n÷2
9992362.5
n÷3
6661575
n÷3
4996181.25
n÷5
3996945
n2
399389233325625
n3
7.9816839959735E+21
n4
1.5951175969643E+29
n5
3.1877986517992E+36
2 √n
4470.4278318747
3 √n
271.37263951067
4 √n
66.861258078761
5 √n
28.849589322839
1 , 9 , 71 , 139 , 225 , 639 , 1251 , 2025 , 9869 , 15975 , 31275 , 88821 , 143775 , 281475 , 2220525 , 19984725
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
-19984724
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 19984725 can be divided by 16 positive divisors.
The sum of these divisors (counting 19984725) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100001111000101010101
3
Ternary
1101121022220000
4
Quaternary
1030033011111
5
Quinary
20104002400
6
Senary
1552201513
8
Octal
114170525
10
Decimal
19984725
12
Duodecimal
6839299
16
Hexadecimal
130f155
20
Vigesimal
64i1g5
36
Base36
bwcb9
md5
b02eed86b8b01ce45b24c9235c70d48f
sha1
6be3dc9eaf8d16166fb789213e5f3c3fceb1d2c6
sha256
12530b11976163f18844263800a123a9072f4eed1795f56d7843bc969205dfd5
sha512
8f468bb3bf7f01e5b5bb5450c4b09d1537fc553688f3dfa317f634b651b4a49ef88e75e5a361c9b9414964381818896132c27303fb4f42aa79c4ab0ee06f58f0
ripemd-160
8c4521bd8fa69ab0cad11629610c27e306cbbc44
Diameter
39969450
Circumference
125567730.48802
Area
1.2547182813386E+15
Volume
3.3433599740034E+22
Surface area
5.0188731253546E+15
Circumference
125567730.48802
Perimeter
79938900
Area
399389233325625
Diagonal
28262669.135297
Surface area
2396335399953750
Volume
7.9816839959735E+21
Space diagonal
34614559.075292
Perimeter
59954175
Area
1.7294061102899E+14
Altitude
17307279.537646
Surface area
1.7294061102899E+14
Volume
9.4065047980683E+20
Height
9420889.7117656