7387989 is an odd 7-digits composite number following 7387988
and preceding 7387990 . In scientific notation, it is written as 7.387989 × 10^6.
The sum of its digits is 51. It has a total of 4 prime factors and 16 positive divisors.
There are 4189680 positive integers (up to 7387989) that are relatively prime to 7387989.
7387989 has 16 divisors, whose sum is 11343360
The reverse of 7387989 is 9897837
Previous prime number is 139
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 51
Digital Root 6
Name
seven million three hundred eighty-seven thousand nine hundred eighty-nine
Scientific notation
7.387989 × 10^6
Engineering notation
7.387989 × 10^6
Prime Factorization
3 × 7 × 139 × 2531
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7387989
Product of the distinct prime numbers
The prime factorization of 7387989 is 3 × 7 × 139 × 2531.
Since it has a total of 4 prime factors.
8 , 8 , 4 , 40 , 106 , 597 , 5892 , 5153 , 54844 , 50852 , 17564 , 992537 , 5883718 , 8852614 , 80646942 , 21520826 , 175283064 , 758603846 , 6292476651 , 2903136756
n×2
14775978
n×3
22163967
n×4
29551956
n×5
36939945
n÷2
3693994.5
n÷3
2462663
n÷3
1846997.25
n÷5
1477597.8
n2
54582381464121
n3
4.0325403385073E+20
n4
2.9792363662948E+27
n5
2.2010565502586E+34
2 √n
2718.0855394928
3 √n
194.76402751327
4 √n
52.135261958609
5 √n
23.643145126859
1 , 3 , 7 , 21 , 139 , 417 , 973 , 2531 , 2919 , 7593 , 17717 , 53151 , 351809 , 1055427 , 2462663 , 7387989
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
-7387988
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 7387989 can be divided by 16 positive divisors.
The sum of these divisors (counting 7387989) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11100001011101101010101
3
Ternary
111220100102020
4
Quaternary
130023231111
5
Quinary
3342403424
6
Senary
422203353
8
Octal
34135525
10
Decimal
7387989
12
Duodecimal
2583559
16
Hexadecimal
70bb55
20
Vigesimal
2639j9
36
Base36
4eclx
md5
e3ad99f3dedb51c60b7bcaccbfc77e95
sha1
39eb576ff7d9fefd51139115d0bca096257367c5
sha256
ce04b5e5f0430964f9221ef4b8678ea1b4e1909a1367fb118ef03be8bb0c3ebe
sha512
0fce560883e1c4de8393774946bd30ad82ba3aaa1f19a9171dc0557ec4fb6cecd1bd6e05c6063e47a6da8d1788c344442e45764f4ec1f3ad9d8391e0b335f660
ripemd-160
f033850ec2aae7a1def2696445b925515397677f
Diameter
14775978
Circumference
46420103.934404
Area
1.7147560862312E+14
Volume
1.6891465470345E+21
Surface area
6.8590243449247E+14
Circumference
46420103.934404
Perimeter
29551956
Area
54582381464121
Diagonal
10448194.242463
Surface area
327494288784726
Volume
4.0325403385073E+20
Space diagonal
12796372.31376
Perimeter
22163967
Area
23634864473491
Altitude
6398186.15688
Surface area
23634864473491
Volume
4.7523943646113E+19
Height
3482731.4141544