18996855 is an odd 8-digits composite number following 18996854
and preceding 18996856 . In scientific notation, it is written as 1.8996855 × 10^7.
The sum of its digits is 51. It has a total of 2 prime factors and 4 positive divisors.
There are 10074240 positive integers (up to 18996855) that are relatively prime to 18996855.
18996855 has 4 divisors, whose sum is 19006568
The reverse of 18996855 is 55869981
Previous prime number is 2715
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
eighteen million nine hundred ninety-six thousand eight hundred fifty-five
Scientific notation
1.8996855 × 10^7
Engineering notation
1.8996855 × 10^6
Prime Factorization
2715 × 6997
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18996855
Product of the distinct prime numbers
The prime factorization of 18996855 is 2715 × 6997.
Since it has a total of 2 prime factors.
2 , 5 , 73 , 75 , 534 , 654 , 55 , 4647 , 84701 , 95492 , 220429 , 497816 , 2103746 , 2575559 , 54840169 , 15606904 , 257508670 , 91929316 , 423483622 , 2305249997
n×2
37993710
n×3
56990565
n×4
75987420
n×5
94984275
n÷2
9498427.5
n÷3
6332285
n÷3
4749213.75
n÷5
3799371
n2
360880499891025
n3
6.8555945287573E+21
n4
1.302347352016E+29
n5
2.4740503805881E+36
2 √n
4358.5381723693
3 √n
266.82544103664
4 √n
66.019225778324
5 √n
28.558562381516
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
-18996854
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 18996855 can be divided by 4 positive divisors.
The sum of these divisors (counting 18996855) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001000011101111001110111
3
Ternary
1022202010210020
4
Quaternary
1020131321313
5
Quinary
14330344410
6
Senary
1515100223
8
Octal
110357167
10
Decimal
18996855
12
Duodecimal
6441673
16
Hexadecimal
121de77
20
Vigesimal
5iec2f
36
Base36
bb62f
md5
1d3f6dbc3cb8a7226c55c79edb28ec44
sha1
63070ddb3956472f70cc020c681e352144865157
sha256
2ec54763f5e699960b8e794b81be160b973ee936c885f6c2d1768a96a304c26a
sha512
54b9d16621eeadf25264f58dc7146878bf14531422b96866a17fb3ce960b630edec88b6b32bcaf0559bdcbaed8d5f067507a694ebba69006cfa7c9930386d3a2
ripemd-160
50acd25f965afcf754c815b9e7b081e840a464ac
Diameter
37993710
Circumference
119360760.21862
Area
1.1337395272815E+15
Volume
2.8716647210046E+22
Surface area
4.5349581091258E+15
Circumference
119360760.21862
Perimeter
75987420
Area
360880499891025
Diagonal
26865609.983435
Surface area
2165282999346150
Volume
6.8555945287573E+21
Space diagonal
32903518.044019
Perimeter
56990565
Area
1.5626584031803E+14
Altitude
16451759.022009
Surface area
1.5626584031803E+14
Volume
8.0793956339162E+20
Height
8955203.3278117