16561925 is an odd 8-digits composite number following 16561924
and preceding 16561926 . In scientific notation, it is written as 1.6561925 × 10^7.
The sum of its digits is 35. It has a total of 2 prime factors and 4 positive divisors.
There are 13249520 positive integers (up to 16561925) that are relatively prime to 16561925.
16561925 has 4 divisors, whose sum is 17224428
The reverse of 16561925 is 52916561
Previous prime number is 25
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 35
Digital Root 8
Name
sixteen million five hundred sixty-one thousand nine hundred twenty-five
Scientific notation
1.6561925 × 10^7
Engineering notation
1.6561925 × 10^6
Prime Factorization
25 × 662477
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
16561925
Product of the distinct prime numbers
The prime factorization of 16561925 is 25 × 662477.
Since it has a total of 2 prime factors.
2 , 4 , 73 , 88 , 212 , 421 , 8095 , 2761 , 8645 , 878 , 484074 , 610834 , 4520591 , 5583792 , 13345028 , 59367167 , 96254547 , 190321736 , 2433085055 , 9901273442
n×2
33123850
n×3
49685775
n×4
66247700
n×5
82809625
n÷2
8280962.5
n÷3
5520641.6666667
n÷3
4140481.25
n÷5
3312385
n2
274297359705625
n3
4.5428922991426E+21
n4
7.5239041541477E+28
n5
1.2461033630818E+36
2 √n
4069.6345044733
3 √n
254.90025574816
4 √n
63.7936870268
5 √n
27.785752486157
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
-16561924
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 16561925 can be divided by 4 positive divisors.
The sum of these divisors (counting 16561925) is 1, the average is 0.25.
Base
System
Value
2
Binary
111111001011011100000101
3
Ternary
1011011102200122
4
Quaternary
333023130011
5
Quinary
13214440200
6
Senary
1350551325
8
Octal
77133405
10
Decimal
16561925
12
Duodecimal
5668545
16
Hexadecimal
fcb705
20
Vigesimal
53a4g5
36
Base36
9uz9h
md5
d2b34de8be8e970d42085939418a24ea
sha1
22b8bc979de26bf2f974ca7c1022ef2088888f34
sha256
5e25deb7480669127e81a0cc717c81b2e8ff08e233b50198d5d52220e5b9f749
sha512
fc798f242799813c03f72681cad4274d6df200bfda9490f8f32f6900e24cc678b771f85f9ff838014af8c544b012f6819af691e39f94862e6f8f6f05e98c978b
ripemd-160
f0282a87717b445a833702d8c6ba397b01a05b2d
Diameter
33123850
Circumference
104061643.81861
Area
8.6173057015027E+14
Volume
1.9029222764048E+22
Surface area
3.4469222806011E+15
Circumference
104061643.81861
Perimeter
66247700
Area
274297359705625
Diagonal
23422098.954006
Surface area
1645784158233750
Volume
4.5428922991426E+21
Space diagonal
28686095.571145
Perimeter
49685775
Area
1.1877424084803E+14
Altitude
14343047.785573
Surface area
1.1877424084803E+14
Volume
5.3538499182064E+20
Height
7807366.318002