18808885 is an odd 8-digits composite number following 18808884
and preceding 18808886 . In scientific notation, it is written as 1.8808885 × 10^7.
The sum of its digits is 46. It has a total of 3 prime factors and 8 positive divisors.
There are 14161920 positive integers (up to 18808885) that are relatively prime to 18808885.
18808885 has 8 divisors, whose sum is 23898456
The reverse of 18808885 is 58880881
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 46
Digital Root 1
Name
eighteen million eight hundred eight thousand eight hundred eighty-five
Scientific notation
1.8808885 × 10^7
Engineering notation
1.8808885 × 10^6
Prime Factorization
5 × 17 × 221281
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18808885
Product of the distinct prime numbers
The prime factorization of 18808885 is 5 × 17 × 221281.
Since it has a total of 3 prime factors.
1 , 5 , 50 , 52 , 396 , 98 , 5184 , 2870 , 41308 , 11908 , 630952 , 6908 , 7701331 , 6776634 , 58084820 , 98982816 , 797179280 , 309157458 , 4939864675 , 8851011973
n×2
37617770
n×3
56426655
n×4
75235540
n×5
94044425
n÷2
9404442.5
n÷3
6269628.3333333
n÷3
4702221.25
n÷5
3761777
n2
353774154943225
n3
6.6540973962993E+21
n4
1.2515615270579E+29
n5
2.3540476832857E+36
2 √n
4336.9211429308
3 √n
265.94246121998
4 √n
65.855304592195
5 √n
28.501821129333
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
-18808884
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 18808885 can be divided by 8 positive divisors.
The sum of these divisors (counting 18808885) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000111110000000000110101
3
Ternary
1022101120221101
4
Quaternary
1013300000311
5
Quinary
14303341020
6
Senary
1511050101
8
Octal
107600065
10
Decimal
18808885
12
Duodecimal
6370931
16
Hexadecimal
11f0035
20
Vigesimal
5hb245
36
Base36
b7511
md5
832361c9a694b0569b0b8424b03b2009
sha1
a9ca5d0159bb326b2b5ddcc4684b07a49ff32977
sha256
35dab9ea4563c5d6670a0c136a869ca332c637b2ce4e2e5282db0a7ec9d48efb
sha512
473d844c8d117256720e26b24a2c4aab91b91678a133572fd782b346da169a146ec098370ff58a98e46c7737f94c20e89d5ce2f1fdb1596b5bce631254324a1b
ripemd-160
bd4282b2ae04e37e8c2c51399a1ae79dc7917188
Diameter
37617770
Circumference
118179709.87643
Area
1.1114142861996E+15
Volume
2.7872617995313E+22
Surface area
4.4456571447983E+15
Circumference
118179709.87643
Perimeter
75235540
Area
353774154943225
Diagonal
26599780.260116
Surface area
2122644929659350
Volume
6.6540973962993E+21
Space diagonal
32577944.45372
Perimeter
56426655
Area
1.531887026916E+14
Altitude
16288972.22686
Surface area
1.531887026916E+14
Volume
7.8419289859983E+20
Height
8866593.4200386