6989887 is an odd 7-digits composite number following 6989886
and preceding 6989888 . In scientific notation, it is written as 6.989887 × 10^6.
The sum of its digits is 55. It has a total of 2 prime factors and 4 positive divisors.
There are 6841120 positive integers (up to 6989887) that are relatively prime to 6989887.
6989887 has 4 divisors, whose sum is 7138656
The reverse of 6989887 is 7889896
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 7
Sum of Digits 55
Digital Root 1
Name
six million nine hundred eighty-nine thousand eight hundred eighty-seven
Scientific notation
6.989887 × 10^6
Engineering notation
6.989887 × 10^6
Prime Factorization
47 × 148721
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
6989887
Product of the distinct prime numbers
The prime factorization of 6989887 is 47 × 148721.
Since it has a total of 2 prime factors.
8 , 8 , 47 , 62 , 511 , 135 , 8015 , 5635 , 6149 , 38441 , 394744 , 52631 , 1942297 , 413283 , 43454926 , 59633085 , 275732327 , 217095581 , 6327325852 , 5685264283
n×2
13979774
n×3
20969661
n×4
27959548
n×5
34949435
n÷2
3494943.5
n÷3
2329962.3333333
n÷3
1747471.75
n÷5
1397977.4
n2
48858520272769
n3
3.4151553569386E+20
n4
2.3871550032446E+27
n5
1.6685943724164E+34
2 √n
2643.8394429314
3 √n
191.20095257837
4 √n
51.41827926848
5 √n
23.382666257158
4 divisors
τ
Total Divisors
4
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-6989886
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.25
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
4
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 6989887 can be divided by 4 positive divisors.
The sum of these divisors (counting 6989887) is 1, the average is 0.25.
Base
System
Value
2
Binary
11010101010100000111111
3
Ternary
111011010022201
4
Quaternary
122222200333
5
Quinary
3242134022
6
Senary
405452331
8
Octal
32524077
10
Decimal
6989887
12
Duodecimal
24110a7
16
Hexadecimal
6aa83f
20
Vigesimal
23dee7
36
Base36
45tfj
md5
048f2c5610148e6a071844fae2cd0fcb
sha1
03560ad79daf8f9d48dab6acfd5996e4afd2fe03
sha256
e65ed5cb38cf860ddecea9c45dcd222d986463fe34a2270f865925b07368f011
sha512
1fdbd7603228dbd051fa94453b2f74740743fa5e78842066e9dec3803c82c6fd73dc10a66938dbe90723bfeb8184867b346c317964f598b034ca1cbd8a5095c9
ripemd-160
512a3d3d54fc67cd46467f1f04d655125c60c036
Diameter
13979774
Circumference
43918755.297246
Area
1.534935683542E+14
Volume
1.4305369306968E+21
Surface area
6.139742734168E+14
Circumference
43918755.297246
Perimeter
27959548
Area
48858520272769
Diagonal
9885192.9948554
Surface area
293151121636614
Volume
3.4151553569386E+20
Space diagonal
12106839.423165
Perimeter
20969661
Area
21156359873767
Altitude
6053419.7115826
Surface area
21156359873767
Volume
4.0247991861615E+19
Height
3295064.3316185