69871389 is an odd 8-digits composite number following 69871388
and preceding 69871390 . In scientific notation, it is written as 6.9871389 × 10^7.
The sum of its digits is 51. It has a total of 3 prime factors and 8 positive divisors.
There are 39537648 positive integers (up to 69871389) that are relatively prime to 69871389.
69871389 has 8 divisors, whose sum is 73911552
The reverse of 69871389 is 98317896
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 51
Digital Root 6
Name
sixty-nine million eight hundred seventy-one thousand three hundred eighty-nine
Scientific notation
6.9871389 × 10^7
Engineering notation
6.9871389 × 10^6
Prime Factorization
21 × 103 × 32303
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
69871389
Product of the distinct prime numbers
The prime factorization of 69871389 is 21 × 103 × 32303.
Since it has a total of 3 prime factors.
4 , 4 , 89 , 85 , 762 , 611 , 1766 , 6492 , 71033 , 14782 , 819044 , 728169 , 8763587 , 4634223 , 32452740 , 88277719 , 163138246 , 373834119 , 7994175454 , 3262163489
n×2
139742778
n×3
209614167
n×4
279485556
n×5
349356945
n÷2
34935694.5
n÷3
23290463
n÷3
17467847.25
n÷5
13974277.8
n2
4882011000789321
n3
3.4111288973843E+23
n4
2.3834031411828E+31
n5
1.665316880214E+39
2 √n
8358.9107543986
3 √n
411.87597399456
4 √n
91.42707889022
5 √n
37.056114135288
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
-69871388
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 69871389 can be divided by 8 positive divisors.
The sum of these divisors (counting 69871389) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001010100010011100011101
3
Ternary
11212110211112020
4
Quaternary
10022202130131
5
Quinary
120341341024
6
Senary
10533330353
8
Octal
412423435
10
Decimal
69871389
12
Duodecimal
1b4969b9
16
Hexadecimal
42a271d
20
Vigesimal
11gdi99
36
Base36
15ll3x
md5
d51a79f8b0d618cbd7b2c0f49f782f4a
sha1
27c6a13fae4cddddac928c77fc173c1a290335ad
sha256
c9e52f9b9d3a43e633ecf6b7f982535e9646dd84c276cb2a9dc9898e8ba1f82f
sha512
d425c65f41877950710e6a39598ba739fc65456538d64fa82df3b376a14214e30b2065b18736d6fe143ef6a65cbbe8084b4367a417a04e609b4de308afb363e6
ripemd-160
8969265b1d1c4edbe3011a035caab734ef3a3607
Diameter
139742778
Circumference
439014884.75703
Area
1.5337289894824E+16
Volume
1.4288503312627E+24
Surface area
6.1349159579297E+16
Circumference
439014884.75703
Perimeter
279485556
Area
4882011000789321
Diagonal
98813065.945646
Surface area
29292066004735926
Volume
3.4111288973843E+23
Space diagonal
121020795.74341
Perimeter
209614167
Area
2.1139727741193E+15
Altitude
60510397.871705
Surface area
2.1139727741193E+15
Volume
4.0200539580697E+22
Height
32937688.648549