18030087 is an odd 8-digits composite number following 18030086
and preceding 18030088 . In scientific notation, it is written as 1.8030087 × 10^7.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 12020040 positive integers (up to 18030087) that are relatively prime to 18030087.
18030087 has 8 divisors, whose sum is 26711280
The reverse of 18030087 is 78003081
Previous prime number is 9
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
eighteen million thirty thousand eighty-seven
Scientific notation
1.8030087 × 10^7
Engineering notation
1.8030087 × 10^6
Prime Factorization
3 × 9 × 667781
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18030087
Product of the distinct prime numbers
The prime factorization of 18030087 is 3 × 9 × 667781.
Since it has a total of 3 prime factors.
5 , 8 , 60 , 24 , 564 , 797 , 9060 , 8274 , 56698 , 2314 , 968519 , 811749 , 4102828 , 2147923 , 15559043 , 62377770 , 266869654 , 341126039 , 1004615930 , 2528766044
n×2
36060174
n×3
54090261
n×4
72120348
n×5
90150435
n÷2
9015043.5
n÷3
6010029
n÷3
4507521.75
n÷5
3606017.4
n2
325084037227569
n3
5.8612934735243E+21
n4
1.0567963126018E+29
n5
1.9054129457489E+36
2 √n
4246.1849936149
3 √n
262.22007711413
4 √n
65.162757719535
5 √n
28.261783455443
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
-18030086
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 18030087 can be divided by 8 positive divisors.
The sum of these divisors (counting 18030087) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000100110001111000000111
3
Ternary
1020221000122000
4
Quaternary
1010301320013
5
Quinary
14103430322
6
Senary
1442240343
8
Octal
104617007
10
Decimal
18030087
12
Duodecimal
60560b3
16
Hexadecimal
1131e07
20
Vigesimal
5cdf47
36
Base36
aqg3r
md5
0928b9d30f385051bab540266439ddcb
sha1
179c10df2549e00224d9045b35384d08c875d738
sha256
157bc6df4f069283df2187f8195da0884e5c678e20e05c3ef2c4b2008dd659c6
sha512
2744212d1d5e564593c460522d66302642454a1660151edd07e5806c0e6437ddbf42425f499805e425f03dcdd7b3ea664284a2a0a5d03e0c28c76f3f3dcc4e08
ripemd-160
3922609c6a2a2d1f2c3d03e71ca426e241d2787b
Diameter
36060174
Circumference
113286377.72557
Area
1.0212816231534E+15
Volume
2.4551728689277E+22
Surface area
4.0851264926138E+15
Circumference
113286377.72557
Perimeter
72120348
Area
325084037227569
Diagonal
25498393.566167
Surface area
1950504223365414
Volume
5.8612934735243E+21
Space diagonal
31229026.748887
Perimeter
54090261
Area
1.4076551730194E+14
Altitude
15614513.374444
Surface area
1.4076551730194E+14
Volume
6.9076006027558E+20
Height
8499464.5220556