7138889 is an odd 7-digits composite number following 7138888
and preceding 7138890 . In scientific notation, it is written as 7.138889 × 10^6.
The sum of its digits is 44. It has a total of 3 prime factors and 8 positive divisors.
There are 6669216 positive integers (up to 7138889) that are relatively prime to 7138889.
7138889 has 8 divisors, whose sum is 7619040
The reverse of 7138889 is 9888317
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 44
Digital Root 8
Name
seven million one hundred thirty-eight thousand eight hundred eighty-nine
Scientific notation
7.138889 × 10^6
Engineering notation
7.138889 × 10^6
Prime Factorization
19 × 73 × 5147
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
7138889
Product of the distinct prime numbers
The prime factorization of 7138889 is 19 × 73 × 5147.
Since it has a total of 3 prime factors.
3 , 4 , 64 , 38 , 945 , 267 , 9590 , 9790 , 9795 , 80779 , 439283 , 382109 , 8047322 , 6848364 , 41291221 , 91037254 , 326783950 , 243780023 , 1335430449 , 8578428372
n×2
14277778
n×3
21416667
n×4
28555556
n×5
35694445
n÷2
3569444.5
n÷3
2379629.6666667
n÷3
1784722.25
n÷5
1427777.8
n2
50963736154321
n3
3.6382445543098E+20
n4
2.5973024028072E+27
n5
1.8541853553074E+34
2 √n
2671.8699444397
3 √n
192.55000893335
4 √n
51.690133917796
5 √n
23.481515660226
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
-7138888
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 7138889 can be divided by 8 positive divisors.
The sum of these divisors (counting 7138889) is 1, the average is 0.125.
Base
System
Value
2
Binary
11011001110111001001001
3
Ternary
111102200201022
4
Quaternary
123032321021
5
Quinary
3311421024
6
Senary
413002225
8
Octal
33167111
10
Decimal
7138889
12
Duodecimal
2483375
16
Hexadecimal
6cee49
20
Vigesimal
24c749
36
Base36
490eh
md5
1da14ce1a4b1f193aa60870cc6721d3b
sha1
ca87532b375db7ebf82aa33df8568289a22632b2
sha256
6703d29318ffad57d16a5221793ec17e092bbd9028afdecf079b5e4d1edc06b0
sha512
e819c05e990a492efd26b3686b4f354c9e2c29f689fd17fe92e181af14a437e8ae40bcd17d0b9420ad0577bc6ad2b49af02b1ea17ae5de4b4cfb2a43816a5e3a
ripemd-160
c57852097f917ce1a8b3f8a686314540df5a3e2b
Diameter
14277778
Circumference
44854962.474386
Area
1.601072991019E+14
Volume
1.5239843151711E+21
Surface area
6.4042919640761E+14
Circumference
44854962.474386
Perimeter
28555556
Area
50963736154321
Diagonal
10095913.644076
Surface area
305782416925926
Volume
3.6382445543098E+20
Space diagonal
12364918.457595
Perimeter
21416667
Area
22067945090705
Altitude
6182459.2287973
Surface area
22067945090705
Volume
4.2877123266125E+19
Height
3365304.5480254