6990987 is an odd 7-digits composite number following 6990986
and preceding 6990988 . In scientific notation, it is written as 6.990987 × 10^6.
The sum of its digits is 48. It has a total of 3 prime factors and 8 positive divisors.
There are 4642920 positive integers (up to 6990987) that are relatively prime to 6990987.
6990987 has 8 divisors, whose sum is 9356800
The reverse of 6990987 is 7890996
Previous prime number is 271
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 48
Digital Root 3
Name
six million nine hundred ninety thousand nine hundred eighty-seven
Scientific notation
6.990987 × 10^6
Engineering notation
6.990987 × 10^6
Prime Factorization
3 × 271 × 8599
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
6990987
Product of the distinct prime numbers
The prime factorization of 6990987 is 3 × 271 × 8599.
Since it has a total of 3 prime factors.
1 , 3 , 4 , 90 , 587 , 526 , 230 , 5130 , 442 , 61553 , 923265 , 734240 , 6317587 , 413659 , 37259466 , 86344420 , 566833797 , 915874414 , 4573537807 , 767429273
n×2
13981974
n×3
20972961
n×4
27963948
n×5
34954935
n÷2
3495493.5
n÷3
2330329
n÷3
1747746.75
n÷5
1398197.4
n2
48873899234169
n3
3.4167679418539E+20
n4
2.3886580263517E+27
n5
1.669907720967E+34
2 √n
2644.0474655346
3 √n
191.21098183044
4 √n
51.42030207549
5 √n
23.383402157866
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
-6990986
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 6990987 can be divided by 8 positive divisors.
The sum of these divisors (counting 6990987) is 1, the average is 0.125.
Base
System
Value
2
Binary
11010101010110010001011
3
Ternary
111011011211110
4
Quaternary
122222302023
5
Quinary
3242202422
6
Senary
405501403
8
Octal
32526213
10
Decimal
6990987
12
Duodecimal
2411863
16
Hexadecimal
6aac8b
20
Vigesimal
23dh97
36
Base36
45ua3
md5
08d329498b2bb65c7481a4113f76541f
sha1
b63e509e4b672af7cf604cf2b391bb45661baedd
sha256
76107b58d4a8f84b8eb29911c0010e23e95b7b8204b769efdb1d59984d9b390b
sha512
b1b9e77cd1b95115b870f6ff5fb6d5a74625e981c8811feac1dc2e1cb07a9d56b6e40ab480673c6cca7f3eea5ffb29b63191c39f19dfebf4cffc575ea5aaa4fe
ripemd-160
39b7cfaa352d0ba394089a436ab5431b9fca62c7
Diameter
13981974
Circumference
43925666.801083
Area
1.5354188278635E+14
Volume
1.4312124086866E+21
Surface area
6.1416753114541E+14
Circumference
43925666.801083
Perimeter
27963948
Area
48873899234169
Diagonal
9886748.629774
Surface area
293243395405014
Volume
3.4167679418539E+20
Space diagonal
12108744.679054
Perimeter
20972961
Area
21163019159396
Altitude
6054372.3395268
Surface area
21163019159396
Volume
4.0266996357094E+19
Height
3295582.8765913