69897131 is an odd 8-digits composite number following 69897130
and preceding 69897132 . In scientific notation, it is written as 6.9897131 × 10^7.
The sum of its digits is 44. It has a total of 2 prime factors and 4 positive divisors.
There are 68409912 positive integers (up to 69897131) that are relatively prime to 69897131.
69897131 has 4 divisors, whose sum is 71384352
The reverse of 69897131 is 13179896
Previous prime number is 47
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 44
Digital Root 8
Name
sixty-nine million eight hundred ninety-seven thousand one hundred thirty-one
Scientific notation
6.9897131 × 10^7
Engineering notation
6.9897131 × 10^6
Prime Factorization
47 × 1487173
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
69897131
Product of the distinct prime numbers
The prime factorization of 69897131 is 47 × 1487173.
Since it has a total of 2 prime factors.
8 , 3 , 33 , 59 , 842 , 858 , 5678 , 259 , 12264 , 62311 , 899884 , 478827 , 3930865 , 4026308 , 88988805 , 15194000 , 220759905 , 105610957 , 8472735855 , 584628159
n×2
139794262
n×3
209691393
n×4
279588524
n×5
349485655
n÷2
34948565.5
n÷3
23299043.666667
n÷3
17474282.75
n÷5
13979426.2
n2
4885608922031161
n3
3.4149004683798E+23
n4
2.386917453903E+31
n5
1.6683868196165E+39
2 √n
8360.4504065272
3 √n
411.92654886592
4 √n
91.435498612558
5 √n
37.058844173894
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
-69897130
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 69897131 can be divided by 4 positive divisors.
The sum of these divisors (counting 69897131) is 1, the average is 0.25.
Base
System
Value
2
Binary
100001010101000101110101011
3
Ternary
11212112010211122
4
Quaternary
10022220232223
5
Quinary
120343202011
6
Senary
10534045455
8
Octal
412505653
10
Decimal
69897131
12
Duodecimal
1b4a988b
16
Hexadecimal
42a8bab
20
Vigesimal
11gh2gb
36
Base36
15m4yz
md5
7b6ad323c510f16ae2c7ab2786273bee
sha1
60735b484be8acabb346026805beb905fe59204c
sha256
40af4cb55f5ac3d83f50e2624639a088a1906e8b6cafb2347aec51630fac7dbd
sha512
6f98190089112259519644fab02cf8cc17295be6653382f130fc6a5acc5e157e6542e816c17cc0a54e6d3590e0c431e2fe2e560e45596fb8fb066a255b23f3f7
ripemd-160
b6730fdd78bf68c1e71c3d69ead51cc708b5c18d
Diameter
139794262
Circumference
439176626.51321
Area
1.5348593097766E+16
Volume
1.430430163227E+24
Surface area
6.1394372391063E+16
Circumference
439176626.51321
Perimeter
279588524
Area
4885608922031161
Diagonal
98849470.631169
Surface area
29313653532186966
Volume
3.4149004683798E+23
Space diagonal
121065382.1953
Perimeter
209691393
Area
2.1155307197174E+15
Altitude
60532691.097649
Surface area
2.1155307197174E+15
Volume
4.0244987971141E+22
Height
32949823.543723