6887438021 is an odd 10-digits composite number following 6887438020
and preceding 6887438022 . In scientific notation, it is written as 6.887438021 × 10^9.
The sum of its digits is 47. It has a total of 4 prime factors and 16 positive divisors.
There are 6174643200 positive integers (up to 6887438021) that are relatively prime to 6887438021.
6887438021 has 16 divisors, whose sum is 7641330048
The reverse of 6887438021 is 1208347886
Previous prime number is 241
Is Prime? no
Number parity odd
Number length 10
Sum of Digits 47
Digital Root 2
Name
six billion eight hundred eighty-seven million four hundred thirty-eight thousand twenty-one
Scientific notation
6.887438021 × 10^9
Engineering notation
6.887438021 × 10^9
Prime Factorization
17 × 23 × 241 × 73091
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
6887438021
Product of the distinct prime numbers
The prime factorization of 6887438021 is 17 × 23 × 241 × 73091.
Since it has a total of 4 prime factors.
5 , 3 , 81 , 23 , 702 , 840 , 5171 , 2466 , 461 , 96898 , 223230 , 915373 , 54349 , 4609480 , 93325908 , 50386808 , 248419082 , 958627731 , 7024047747 , 9579323046
n×2
13774876042
n×3
20662314063
n×4
27549752084
n×5
34437190105
n÷2
3443719010.5
n÷3
2295812673.6667
n÷3
1721859505.25
n÷5
1377487604.2
n2
4.7436802493116E+19
n3
3.2671803708576E+29
n4
2.2502502307709E+39
n5
1.5498458996176E+49
2 √n
82990.589954524
3 √n
1902.6222353735
4 √n
288.08087398251
5 √n
92.81358345553
1 , 17 , 23 , 241 , 391 , 4097 , 5543 , 73091 , 94231 , 1242547 , 1681093 , 17614931 , 28578581 , 299453827 , 405143413 , 6887438021
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
-6887438020
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 6887438021 can be divided by 16 positive divisors.
The sum of these divisors (counting 6887438021) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110011010100001011111011011000101
3
Ternary
122202222221002210002
4
Quaternary
12122201133123011
5
Quinary
103101141004041
6
Senary
3055233411045
8
Octal
63241373305
10
Decimal
6887438021
12
Duodecimal
1402709a85
16
Hexadecimal
19a85f6c5
20
Vigesimal
57c69f11
36
Base36
35wlp6t
md5
f908dc010e7eae1dcc60aea00e49582b
sha1
0ab7a2bfadac04abfec832fc80ad7fc5ddbbc745
sha256
72130199de3910dd32bfb81896780a4e280b35277774c9b5478a0e38f044ee1e
sha512
11ce3d3a43ad197a5d196df26cea2f47d2f9f380c2d27897ff73e338c27d020fab280f8376a1b0f6cac277e50eba3d4102b615152c9377bedf16b22abf6b3fdb
ripemd-160
32c824623ec3d754bc9a34f820ae8881abcb7855
Diameter
13774876042
Circumference
43275049377.657
Area
1.4902711022216E+20
Volume
1.3685533134719E+30
Surface area
5.9610844088866E+20
Circumference
43275049377.657
Perimeter
27549752084
Area
4.7436802493116E+19
Diagonal
9740308259.3023
Surface area
2.846208149587E+20
Volume
3.2671803708576E+29
Space diagonal
11929392586.354
Perimeter
20662314063
Area
2.0540738016672E+19
Altitude
5964696293.1768
Surface area
2.0540738016672E+19
Volume
3.850408992655E+28
Height
3246769419.7674