18885039 is an odd 8-digits composite number following 18885038
and preceding 18885040 . In scientific notation, it is written as 1.8885039 × 10^7.
The sum of its digits is 42. It has a total of 3 prime factors and 8 positive divisors.
There are 12497856 positive integers (up to 18885039) that are relatively prime to 18885039.
18885039 has 8 divisors, whose sum is 25364400
The reverse of 18885039 is 93058881
Previous prime number is 137
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
eighteen million eight hundred eighty-five thousand thirty-nine
Scientific notation
1.8885039 × 10^7
Engineering notation
1.8885039 × 10^6
Prime Factorization
3 × 137 × 45949
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18885039
Product of the distinct prime numbers
The prime factorization of 18885039 is 3 × 137 × 45949.
Since it has a total of 3 prime factors.
8 , 3 , 86 , 84 , 921 , 971 , 9387 , 7642 , 95155 , 76512 , 764312 , 516566 , 1540274 , 5604384 , 91548785 , 71598125 , 87482391 , 448390276 , 6896291665 , 9199632292
n×2
37770078
n×3
56655117
n×4
75540156
n×5
94425195
n÷2
9442519.5
n÷3
6295013
n÷3
4721259.75
n÷5
3777007.8
n2
356644698031521
n3
6.7352490314685E+21
n4
1.2719544063399E+29
n5
2.4020908569952E+36
2 √n
4345.692004733
3 √n
266.30089661567
4 √n
65.921862873655
5 √n
28.524863653775
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
-18885038
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 18885039 can be divided by 8 positive divisors.
The sum of these divisors (counting 18885039) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001000000010100110101111
3
Ternary
1022112110101220
4
Quaternary
1020002212233
5
Quinary
14313310124
6
Senary
1512434423
8
Octal
110024657
10
Decimal
18885039
12
Duodecimal
63a8a13
16
Hexadecimal
12029af
20
Vigesimal
5i0cbj
36
Base36
b8rsf
md5
025ea42932c99aba19e3a65ec72feb4c
sha1
1ce4d9a145f78c629ff10045ece6ba33654ab266
sha256
1a8a4006389625419ff930c4e2f679bba9b6c8f61943a86416a604019d00ef41
sha512
d8c22a9e94fe4ff7f9535b3ce5a9b6ed30bcaaa570e91ed2a7337e4bb620cf4ef76dab35913be24a59ac6943bf3957d8d3a9d53d302a9b1cdc7ae488155e51bf
ripemd-160
f884303b5616094fa1f44140ba103945faf9a10a
Diameter
37770078
Circumference
118658199.57031
Area
1.1204323632776E+15
Volume
2.8212545169812E+22
Surface area
4.4817294531103E+15
Circumference
118658199.57031
Perimeter
75540156
Area
356644698031521
Diagonal
26707478.279745
Surface area
2139868188189126
Volume
6.7352490314685E+21
Space diagonal
32709847.05092
Perimeter
56655117
Area
1.5443168431016E+14
Altitude
16354923.52546
Surface area
1.5443168431016E+14
Volume
7.9375671052192E+20
Height
8902492.7599149