18880139 is an odd 8-digits composite number following 18880138
and preceding 18880140 . In scientific notation, it is written as 1.8880139 × 10^7.
The sum of its digits is 38. It has a total of 3 prime factors and 6 positive divisors.
There are 18439260 positive integers (up to 18880139) that are relatively prime to 18880139.
18880139 has 6 divisors, whose sum is 19331316
The reverse of 18880139 is 93108881
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 38
Digital Root 2
Name
eighteen million eight hundred eighty thousand one hundred thirty-nine
Scientific notation
1.8880139 × 10^7
Engineering notation
1.8880139 × 10^6
Prime Factorization
43 × 43 × 10211
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
439073
Product of the distinct prime numbers
The prime factorization of 18880139 is 43 × 43 × 10211.
Since it has a total of 3 prime factors.
10 , 9 , 91 , 46 , 828 , 635 , 9201 , 8016 , 87764 , 33821 , 6038 , 971984 , 2165827 , 3455230 , 84080283 , 46882809 , 858252704 , 30789342 , 9369769859 , 6428750256
n×2
37760278
n×3
56640417
n×4
75520556
n×5
94400695
n÷2
9440069.5
n÷3
6293379.6666667
n÷3
4720034.75
n÷5
3776027.8
n2
356459648659321
n3
6.7300077145791E+21
n4
1.2706348112233E+29
n5
2.3989761854134E+36
2 √n
4345.1281914346
3 √n
266.27786273392
4 √n
65.917586359291
5 √n
28.523383261381
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-18880138
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18880139 can be divided by 6 positive divisors.
The sum of these divisors (counting 18880139) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001000000001011010001011
3
Ternary
1022112012200102
4
Quaternary
1020001122023
5
Quinary
14313131024
6
Senary
1512400015
8
Octal
110013213
10
Decimal
18880139
12
Duodecimal
63a600b
16
Hexadecimal
120168b
20
Vigesimal
5i006j
36
Base36
b8o0b
md5
927741ce48e1fe5d16de5fd87a3ca081
sha1
25f9a38e79eba347f14c76778c1381d88e5d38fd
sha256
f0d3f1d0dd95bf66502c76a2edca827aebadf784b334229ab368a133bdbe97bc
sha512
b8b912d1bdb3e6868d3a1cfb46acb97d1f4ce029103bb0d3894b39f21cdb27310668a148907eb82d1038283ccab8811e09a44cd2e1aa10a3b4c12e952cce29ff
ripemd-160
309f10de64a0ec4cc997a85d56cbb6296a21874d
Diameter
37760278
Circumference
118627411.96231
Area
1.1198510135293E+15
Volume
2.8190590392966E+22
Surface area
4.4794040541173E+15
Circumference
118627411.96231
Perimeter
75520556
Area
356459648659321
Diagonal
26700548.633289
Surface area
2138757891955926
Volume
6.7300077145791E+21
Space diagonal
32701360.001963
Perimeter
56640417
Area
1.5435155558152E+14
Altitude
16350680.000981
Surface area
1.5435155558152E+14
Volume
7.9313901540278E+20
Height
8900182.8777631