18897775 is an odd 8-digits composite number following 18897774
and preceding 18897776 . In scientific notation, it is written as 1.8897775 × 10^7.
The sum of its digits is 52. It has a total of 4 prime factors and 12 positive divisors.
There are 13955040 positive integers (up to 18897775) that are relatively prime to 18897775.
18897775 has 12 divisors, whose sum is 25236232
The reverse of 18897775 is 57779881
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 52
Digital Root 7
Name
eighteen million eight hundred ninety-seven thousand seven hundred seventy-five
Scientific notation
1.8897775 × 10^7
Engineering notation
1.8897775 × 10^6
Prime Factorization
5 × 5 × 13 × 58147
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
3779555
Product of the distinct prime numbers
The prime factorization of 18897775 is 5 × 5 × 13 × 58147.
Since it has a total of 4 prime factors.
7 , 10 , 40 , 64 , 292 , 10 , 7354 , 3833 , 17880 , 69926 , 460489 , 419267 , 7030956 , 6223689 , 862619 , 10260790 , 709840196 , 10726836 , 4410037280 , 1467418142
n×2
37795550
n×3
56693325
n×4
75591100
n×5
94488875
n÷2
9448887.5
n÷3
6299258.3333333
n÷3
4724443.75
n÷5
3779555
n2
357125899950625
n3
6.7488849039394E+21
n4
1.2753890841554E+29
n5
2.4102015949826E+36
2 √n
4347.1571170134
3 √n
266.36074727445
4 √n
65.932974428683
5 √n
28.528710028695
1 , 5 , 13 , 25 , 65 , 325 , 58147 , 290735 , 755911 , 1453675 , 3779555 , 18897775
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18897774
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18897775 can be divided by 12 positive divisors.
The sum of these divisors (counting 18897775) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001000000101101101101111
3
Ternary
1022120002212121
4
Quaternary
1020011231233
5
Quinary
14314212100
6
Senary
1513013411
8
Octal
110055557
10
Decimal
18897775
12
Duodecimal
63b4267
16
Hexadecimal
1205b6f
20
Vigesimal
5i248f
36
Base36
b91m7
md5
2faa0c270e19ec8761e9dccc95c6ddb8
sha1
5f4d5516d00aebd7f1aba267e4547a424cfc96ec
sha256
876026d30a667eb86580b67aeb0afcfee5479863cf1371878de81c58343fa09d
sha512
9e2c5d56447f6db9fd55eab7058afbd7efd9b560287a29f5ef5f7e31f85d4a41243dc7c6619677683f8cf09236b780beb1207c750a1bfff2805075ebea60678c
ripemd-160
08d749d6732bb13ae712dbe2f32a45b3e2956e35
Diameter
37795550
Circumference
118738222.21839
Area
1.1219441036915E+15
Volume
2.8269662978852E+22
Surface area
4.4877764147661E+15
Circumference
118738222.21839
Perimeter
75591100
Area
357125899950625
Diagonal
26725489.703675
Surface area
2142755399703750
Volume
6.7488849039394E+21
Space diagonal
32731906.450005
Perimeter
56693325
Area
1.5464005085331E+14
Altitude
16365953.225002
Surface area
1.5464005085331E+14
Volume
7.9536371350385E+20
Height
8908496.5678917