69897951 is an odd 8-digits composite number following 69897950
and preceding 69897952 . In scientific notation, it is written as 6.9897951 × 10^7.
The sum of its digits is 54. It has a total of 3 prime factors and 8 positive divisors.
There are 45901944 positive integers (up to 69897951) that are relatively prime to 69897951.
69897951 has 8 divisors, whose sum is 73570560
The reverse of 69897951 is 15979896
Previous prime number is 67
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 54
Digital Root 9
Name
sixty-nine million eight hundred ninety-seven thousand nine hundred fifty-one
Scientific notation
6.9897951 × 10^7
Engineering notation
6.9897951 × 10^6
Prime Factorization
27 × 67 × 38639
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
69897951
Product of the distinct prime numbers
The prime factorization of 69897951 is 27 × 67 × 38639.
Since it has a total of 3 prime factors.
3 , 3 , 33 , 93 , 99 , 936 , 5632 , 5512 , 52524 , 16838 , 458536 , 376011 , 7787094 , 9936996 , 35097786 , 38834446 , 850032511 , 8709243 , 4657817433 , 7797513214
n×2
139795902
n×3
209693853
n×4
279591804
n×5
349489755
n÷2
34948975.5
n÷3
23299317
n÷3
17474487.75
n÷5
13979590.2
n2
4885723553998401
n3
3.4150206557693E+23
n4
2.3870294646095E+31
n5
1.6684846855283E+39
2 √n
8360.4994468034
3 √n
411.92815970194
4 √n
91.435766780858
5 √n
37.058931124843
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
-69897950
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 69897951 can be divided by 8 positive divisors.
The sum of these divisors (counting 69897951) is 1, the average is 0.125.
Base
System
Value
2
Binary
100001010101000111011011111
3
Ternary
11212112011222000
4
Quaternary
10022220323133
5
Quinary
120343213301
6
Senary
10534053343
8
Octal
412507337
10
Decimal
69897951
12
Duodecimal
1b4aa253
16
Hexadecimal
42a8edf
20
Vigesimal
11gh4hb
36
Base36
15m5lr
md5
8d666c30d523ec1b66ba3cad5f93d4ab
sha1
12e3cbb271369dd60c434196fd9d3d20cecd6312
sha256
cf2c4125c65a47d8f6d688628238b544ce02c7c331030b305d18745c2ff41e23
sha512
b9f7c4ed8f708b4833a1d37d69c738076bfaddda353ece09ebd7b458f75595d8d0620cf0b2a6baee77d6890bf032fbca34f2f23420b910c24031b38ab30df571
ripemd-160
27abc8e1c9f560cc5673cdf93b79272a9f734bd7
Diameter
139795902
Circumference
439181778.72516
Area
1.5348953224712E+16
Volume
1.4304805072029E+24
Surface area
6.1395812898848E+16
Circumference
439181778.72516
Perimeter
279591804
Area
4885723553998401
Diagonal
98850630.28629
Surface area
29314341323990406
Volume
3.4150206557693E+23
Space diagonal
121066802.47696
Perimeter
209693853
Area
2.1155803568153E+15
Altitude
60533401.23848
Surface area
2.1155803568153E+15
Volume
4.024640439311E+22
Height
32950210.09543