18898071 is an odd 8-digits composite number following 18898070
and preceding 18898072 . In scientific notation, it is written as 1.8898071 × 10^7.
The sum of its digits is 42. It has a total of 2 prime factors and 4 positive divisors.
There are 12598712 positive integers (up to 18898071) that are relatively prime to 18898071.
18898071 has 4 divisors, whose sum is 25197432
The reverse of 18898071 is 17089881
Previous prime number is 3
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighteen million eight hundred ninety-eight thousand seventy-one
Scientific notation
1.8898071 × 10^7
Engineering notation
1.8898071 × 10^6
Prime Factorization
3 × 6299357
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
18898071
Product of the distinct prime numbers
The prime factorization of 18898071 is 3 × 6299357.
Since it has a total of 2 prime factors.
7 , 8 , 77 , 39 , 873 , 333 , 1239 , 59 , 5714 , 18308 , 505071 , 698507 , 607737 , 4536284 , 79599918 , 65348293 , 101398939 , 940858914 , 3973509403 , 6802452502
n×2
37796142
n×3
56694213
n×4
75592284
n×5
94490355
n÷2
9449035.5
n÷3
6299357
n÷3
4724517.75
n÷5
3779614.2
n2
357137087521041
n3
6.7492020367058E+21
n4
1.2754689928301E+29
n5
2.4103903584802E+36
2 √n
4347.1911621184
3 √n
266.36213795615
4 √n
65.933232607831
5 √n
28.528799398425
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
-18898070
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 18898071 can be divided by 4 positive divisors.
The sum of these divisors (counting 18898071) is 1, the average is 0.25.
Base
System
Value
2
Binary
1001000000101110010010111
3
Ternary
1022120010021120
4
Quaternary
1020011302113
5
Quinary
14314214241
6
Senary
1513015023
8
Octal
110056227
10
Decimal
18898071
12
Duodecimal
63b4473
16
Hexadecimal
1205c97
20
Vigesimal
5i253b
36
Base36
b91uf
md5
a1aa775f7b912abcd24fbe50b9b1a59b
sha1
6807191e00310157a34ed309c5e9d3a35d8909aa
sha256
796c0252e69af1f646b2a32cea257a0adcdd0d761875d9ec097e24e28ebf5613
sha512
1a5d5371287c8eee916a5724f87f74bae95a9f5b4a998a25d724c407d5ddc754ec1db45a85963c2958d4107dbba527cbc34953fea32b120c6fae23502a48e5ca
ripemd-160
580def71a37d455f6a39a692e19daf813b1f5240
Diameter
37796142
Circumference
118740082.04124
Area
1.1219792504806E+15
Volume
2.8270991381478E+22
Surface area
4.4879170019222E+15
Circumference
118740082.04124
Perimeter
75592284
Area
357137087521041
Diagonal
26725908.31089
Surface area
2142822525126246
Volume
6.7492020367058E+21
Space diagonal
32732419.137044
Perimeter
56694213
Area
1.546448952134E+14
Altitude
16366209.568522
Surface area
1.546448952134E+14
Volume
7.9540108795879E+20
Height
8908636.1036299