18996907 is an odd 8-digits composite number following 18996906
and preceding 18996908 . In scientific notation, it is written as 1.8996907 × 10^7.
The sum of its digits is 49. It has a total of 2 prime factors and 4 positive divisors.
There are 18900280 positive integers (up to 18996907) that are relatively prime to 18996907.
18996907 has 4 divisors, whose sum is 19093536
The reverse of 18996907 is 70969981
Previous prime number is 197
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 seven
Scientific notation
1.8996907 × 10^7
Engineering notation
1.8996907 × 10^6
Prime Factorization
197 × 96431
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18996907
Product of the distinct prime numbers
The prime factorization of 18996907 is 197 × 96431.
Since it has a total of 2 prime factors.
6 , 8 , 5 , 71 , 107 , 446 , 9020 , 3648 , 41963 , 38357 , 674452 , 330246 , 617964 , 8381171 , 13867566 , 34081855 , 580999298 , 256484060 , 3878450015 , 5550581555
n×2
37993814
n×3
56990721
n×4
75987628
n×5
94984535
n÷2
9498453.5
n÷3
6332302.3333333
n÷3
4749226.75
n÷5
3799381.4
n2
360882475566649
n3
6.8556508262694E+21
n4
1.3023616117111E+29
n5
2.4740842418046E+36
2 √n
4358.544137668
3 √n
266.82568449642
4 √n
66.019270956805
5 √n
28.558578016142
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
-18996906
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 18996907 can be divided by 4 positive divisors.
The sum of these divisors (counting 18996907) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001000011101111010101011
3
Ternary
1022202010212011
4
Quaternary
1020131322223
5
Quinary
14330400112
6
Senary
1515100351
8
Octal
110357253
10
Decimal
18996907
12
Duodecimal
64416b7
16
Hexadecimal
121deab
20
Vigesimal
5iec57
36
Base36
bb63v
md5
08f52d9a8b093f0c3acadb6e4d8a0b7a
sha1
75871b4d704900b17ea702d402f8cd23ecf5e1e3
sha256
91176add72f4f034e388e690ec8380388b17b5d99e157ec955cdaa59e12ecbb7
sha512
69a35bb6a5a924f651f1c8ecd2b9825670b1bcfea19fd21b1d850e92d1052cd7ff4f80fc67f10ce9d207d04929c740cdf5039d401f72650982217f6b23e8c5f8
ripemd-160
13f9cf5ceb31602e641a2b44bfddbaf3fd7fb3d8
Diameter
37993814
Circumference
119361086.94426
Area
1.1337457340495E+15
Volume
2.8716883028513E+22
Surface area
4.5349829361979E+15
Circumference
119361086.94426
Perimeter
75987628
Area
360882475566649
Diagonal
26865683.52254
Surface area
2165294853399894
Volume
6.8556508262694E+21
Space diagonal
32903608.110661
Perimeter
56990721
Area
1.5626669581067E+14
Altitude
16451804.05533
Surface area
1.5626669581067E+14
Volume
8.0794619811704E+20
Height
8955227.8408468