7129990 is an even 7-digits composite number following 7129989
and preceding 7129991 . In scientific notation, it is written as 7.129990 × 10^6.
The sum of its digits is 37. It has a total of 4 prime factors and 16 positive divisors.
There are 2444400 positive integers (up to 7129990) that are relatively prime to 7129990.
7129990 has 16 divisors, whose sum is 12572928
The reverse of 7129990 is 0999217
Previous prime number is 7
Is Prime? no
Number parity even
Number length 7
Sum of Digits 37
Digital Root 1
Name
seven million one hundred twenty-nine thousand nine hundred ninety
Scientific notation
7.129990 × 10^6
Engineering notation
7.129990 × 10^6
Prime Factorization
2 × 35 × 7 × 14551
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
7129990
Product of the distinct prime numbers
The prime factorization of 7129990 is 2 × 35 × 7 × 14551.
Since it has a total of 4 prime factors.
7 , 9 , 85 , 23 , 627 , 734 , 2905 , 6141 , 58276 , 92683 , 798461 , 635305 , 1298366 , 8656280 , 10643961 , 35372228 , 355802135 , 931213618 , 4296383508 , 7368375908
n×2
14259980
n×3
21389970
n×4
28519960
n×5
35649950
n÷2
3564995
n÷3
2376663.3333333
n÷3
1782497.5
n÷5
1425998
n2
50836757400100
n3
3.6246557189514E+20
n4
2.5843759029566E+27
n5
1.8426574344322E+34
2 √n
2670.2041120484
3 √n
192.46996776666
4 √n
51.674017765685
5 √n
23.475658550564
1 , 2 , 7 , 14 , 35 , 70 , 245 , 490 , 14551 , 29102 , 101857 , 203714 , 509285 , 1018570 , 3564995 , 7129990
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
-7129989
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 7129990 can be divided by 16 positive divisors.
The sum of these divisors (counting 7129990) is 1, the average is 0.0625.
Base
System
Value
2
Binary
11011001100101110000110
3
Ternary
111102020111201
4
Quaternary
123030232012
5
Quinary
3311124430
6
Senary
412453114
8
Octal
33145606
10
Decimal
7129990
12
Duodecimal
247a19a
16
Hexadecimal
6ccb86
20
Vigesimal
24b4ja
36
Base36
48tja
md5
8e90338a6d1120ec5f636486c7cea3ac
sha1
6128e56b460a693f0e7885edaf02db963ec0b7fe
sha256
51a628c3c6b0160aaa47fd41d8019c0e9decce48f3d1a08bbd6599febf6dc4b1
sha512
632daece7c3502f308e53505c057d29ccdd15fc5b5d143cc55e261a7f09de5909e5b9e76061cdf215f88760c0221f03199282ee2e526b51050b020761a52ca08
ripemd-160
9d1b1c1477a2823f34a48fad5b9ebc109c4e2603
Diameter
14259980
Circumference
44799048.408337
Area
1.5970838358048E+14
Volume
1.5182922371267E+21
Surface area
6.3883353432192E+14
Circumference
44799048.408337
Perimeter
28519960
Area
50836757400100
Diagonal
10083328.557585
Surface area
305020544400600
Volume
3.6246557189514E+20
Space diagonal
12349504.937458
Perimeter
21389970
Area
22012961677257
Altitude
6174752.468729
Surface area
22012961677257
Volume
4.2716977305619E+19
Height
3361109.5191948