18390670 is an even 8-digits composite number following 18390669
and preceding 18390671 . In scientific notation, it is written as 1.8390670 × 10^7.
The sum of its digits is 34. It has a total of 4 prime factors and 16 positive divisors.
There are 6804000 positive integers (up to 18390670) that are relatively prime to 18390670.
18390670 has 16 divisors, whose sum is 29185920
The reverse of 18390670 is 07609381
Previous prime number is 19
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
eighteen million three hundred ninety thousand six hundred seventy
Scientific notation
1.8390670 × 10^7
Engineering notation
1.8390670 × 10^6
Prime Factorization
2 × 215 × 19 × 2251
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
18390670
Product of the distinct prime numbers
The prime factorization of 18390670 is 2 × 215 × 19 × 2251.
Since it has a total of 4 prime factors.
9 , 10 , 95 , 73 , 299 , 811 , 4178 , 6265 , 22987 , 4530 , 678810 , 494064 , 5167666 , 725131 , 32047077 , 51411790 , 977311091 , 356386222 , 6263054149 , 284417906
n×2
36781340
n×3
55172010
n×4
73562680
n×5
91953350
n÷2
9195335
n÷3
6130223.3333333
n÷3
4597667.5
n÷5
3678134
n2
338216743048900
n3
6.2200325098871E+21
n4
1.1439056527861E+29
n5
2.1037191371523E+36
2 √n
4288.4344462752
3 √n
263.9565948689
4 √n
65.486139344714
5 √n
28.37393113248
1 , 2 , 19 , 38 , 215 , 430 , 2251 , 4085 , 4502 , 8170 , 42769 , 85538 , 483965 , 967930 , 9195335 , 18390670
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18390669
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18390670 can be divided by 16 positive divisors.
The sum of these divisors (counting 18390670) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1000110001001111010001110
3
Ternary
1021121100020221
4
Quaternary
1012021322032
5
Quinary
14202000140
6
Senary
1454101554
8
Octal
106117216
10
Decimal
18390670
12
Duodecimal
61aa8ba
16
Hexadecimal
1189e8e
20
Vigesimal
5eigda
36
Base36
ay6by
md5
5ebb3642fb1d6df98b63a87761688814
sha1
a138cfc809ec383664f346f251d700330cea1184
sha256
f0508de3f4ad0daaca9b40cacae642797ed8edd75d3333b5fa22926473260c6e
sha512
5db58c38f19f6a1bf25416cc9c73765f715903c06ba8e318478f1d5796d8836998c4c1f9c61297c8cd54fd91d8e2c2ac06c68ba237483335eda97a43be2863d7
ripemd-160
771fbc24351fff916ee306de619fad036d5f38e5
Diameter
36781340
Circumference
115551987.53319
Area
1.0625392352835E+15
Volume
2.6054411250868E+22
Surface area
4.250156941134E+15
Circumference
115551987.53319
Perimeter
73562680
Area
338216743048900
Diagonal
26008334.935128
Surface area
2029300458293400
Volume
6.2200325098871E+21
Space diagonal
31853574.825233
Perimeter
55172010
Area
1.4645214573279E+14
Altitude
15926787.412616
Surface area
1.4645214573279E+14
Volume
7.3303786115699E+20
Height
8669444.978376