18996925 is an odd 8-digits composite number following 18996924
and preceding 18996926 . In scientific notation, it is written as 1.8996925 × 10^7.
The sum of its digits is 49. It has a total of 3 prime factors and 8 positive divisors.
There are 14947200 positive integers (up to 18996925) that are relatively prime to 18996925.
18996925 has 8 divisors, whose sum is 20082296
The reverse of 18996925 is 52969981
Previous prime number is 61
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 49
Digital Root 4
Name
eighteen million nine hundred ninety-six thousand nine hundred twenty-five
Scientific notation
1.8996925 × 10^7
Engineering notation
1.8996925 × 10^6
Prime Factorization
25 × 61 × 12457
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18996925
Product of the distinct prime numbers
The prime factorization of 18996925 is 25 × 61 × 12457.
Since it has a total of 3 prime factors.
8 , 8 , 27 , 27 , 436 , 895 , 6006 , 7739 , 43058 , 56112 , 567532 , 425765 , 1062169 , 4795534 , 38012632 , 25373536 , 629144512 , 63597033 , 3623235846 , 2083050609
n×2
37993850
n×3
56990775
n×4
75987700
n×5
94984625
n÷2
9498462.5
n÷3
6332308.3333333
n÷3
4749231.25
n÷5
3799385
n2
360883159455625
n3
6.8556703139415E+21
n4
1.3023665477867E+29
n5
2.4740959630814E+36
2 √n
4358.5462025772
3 √n
266.82576877085
4 √n
66.019286595488
5 √n
28.55858342812
8 divisors
τ
Total Divisors
8
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18996924
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.125
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
8
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18996925 can be divided by 8 positive divisors.
The sum of these divisors (counting 18996925) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000011101111010111101
3
Ternary
1022202010212211
4
Quaternary
1020131322331
5
Quinary
14330400200
6
Senary
1515100421
8
Octal
110357275
10
Decimal
18996925
12
Duodecimal
6441711
16
Hexadecimal
121debd
20
Vigesimal
5iec65
36
Base36
bb64d
md5
c6d2654df987283adf003c8093bfb217
sha1
9d85ba03c6b0933367d98fa208026ce6865efb2c
sha256
5d24e6d6038ec0cdd746710cccf45c7a5ea7044f9aa689a5a7dcb5eef205d5a2
sha512
68c9d1673d02bca06b2a410534f0a1ed00e1b5e525d37a4c0a864db334c75f59fce4554d26d86e1ba872594d967456dbd1bcdc60872c4bbf7255177e29f5672a
ripemd-160
d5ed5ea18dc5cd676bc7eb2e0b2efb1fe83f1696
Diameter
37993850
Circumference
119361200.04159
Area
1.1337478825501E+15
Volume
2.8716964658283E+22
Surface area
4.5349915302003E+15
Circumference
119361200.04159
Perimeter
75987700
Area
360883159455625
Diagonal
26865708.978385
Surface area
2165298956733750
Volume
6.8556703139415E+21
Space diagonal
32903639.287575
Perimeter
56990775
Area
1.5626699194328E+14
Altitude
16451819.643788
Surface area
1.5626699194328E+14
Volume
8.0794849476123E+20
Height
8955236.3261282