69872521 is an odd 8-digits composite number following 69872520
and preceding 69872522 . In scientific notation, it is written as 6.9872521 × 10^7.
The sum of its digits is 40. It has a total of 2 prime factors and 4 positive divisors.
There are 69785344 positive integers (up to 69872521) that are relatively prime to 69872521.
69872521 has 4 divisors, whose sum is 69959700
The reverse of 69872521 is 12527896
Previous prime number is 809
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 40
Digital Root 4
Name
sixty-nine million eight hundred seventy-two thousand five hundred twenty-one
Scientific notation
6.9872521 × 10^7
Engineering notation
6.9872521 × 10^6
Prime Factorization
809 × 86369
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
69872521
Product of the distinct prime numbers
The prime factorization of 69872521 is 809 × 86369.
Since it has a total of 2 prime factors.
4 , 10 , 38 , 62 , 695 , 798 , 5359 , 1670 , 62619 , 92156 , 470858 , 425493 , 5142991 , 7683486 , 60472123 , 40917768 , 864215433 , 49398459 , 1670471972 , 6920499305
n×2
139745042
n×3
209617563
n×4
279490084
n×5
349362605
n÷2
34936260.5
n÷3
23290840.333333
n÷3
17468130.25
n÷5
13974504.2
n2
4882169190895441
n3
3.4112946931639E+23
n4
2.3835576008529E+31
n5
1.665451785203E+39
2 √n
8358.978466296
3 √n
411.87819827688
4 √n
91.427449194955
5 √n
37.056234205176
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
-69872520
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 69872521 can be divided by 4 positive divisors.
The sum of these divisors (counting 69872521) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001010100010101110001001
3
Ternary
11212110220002011
4
Quaternary
10022202232021
5
Quinary
120341410041
6
Senary
10533335521
8
Octal
412425611
10
Decimal
69872521
12
Duodecimal
1b4975a1
16
Hexadecimal
42a2b89
20
Vigesimal
11ge161
36
Base36
15llzd
md5
81f4b25c40c2308b83700919e510e8a2
sha1
0e987a2c3761569cb4caaebc08483b82af139c61
sha256
6bbd8013fc10db58ad3727480c2192d56040ae5aa6cec96ed85d57453fb2ee5c
sha512
57dec7a08721680c8588b6c4baae17371b717b390d392e6609b5d9d6ed6cbfa9f0145d696313e0477acee5de344d3d03cbb5f92f6648633f7c4fe43370eae581
ripemd-160
87d991f0c7529aa18eb82b57ecfcd4fd454d1ecd
Diameter
139745042
Circumference
439021997.3228
Area
1.53377868637E+16
Volume
1.4289197796365E+24
Surface area
6.1351147454798E+16
Circumference
439021997.3228
Perimeter
279490084
Area
4882169190895441
Diagonal
98814666.835399
Surface area
29293015145372646
Volume
3.4112946931639E+23
Space diagonal
121022756.42492
Perimeter
209617563
Area
2.1140412724446E+15
Altitude
60511378.212462
Surface area
2.1140412724446E+15
Volume
4.0202493502699E+22
Height
32938222.278466