69689920 is an even 8-digits composite number following 69689919
and preceding 69689921 . In scientific notation, it is written as 6.9689920 × 10^7.
The sum of its digits is 49. It has a total of 8 prime factors and 28 positive divisors.
There are 27875840 positive integers (up to 69689920) that are relatively prime to 69689920.
69689920 has 28 divisors, whose sum is 165949884
The reverse of 69689920 is 02998696
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 49
Digital Root 4
Name
sixty-nine million six hundred eighty-nine thousand nine hundred twenty
Scientific notation
6.9689920 × 10^7
Engineering notation
6.9689920 × 10^6
Prime Factorization
2 × 2 × 2 × 2 × 2 × 2 × 5 × 217781
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
8
Total number of prime factors
rad
Radical
2177810
Product of the distinct prime numbers
The prime factorization of 69689920 is 2 × 2 × 2 × 2 × 2 × 2 × 5 × 217781.
Since it has a total of 8 prime factors.
9 , 3 , 53 , 44 , 298 , 924 , 1907 , 4895 , 83751 , 58644 , 825422 , 891201 , 5401571 , 8494656 , 4062444 , 83800888 , 948230859 , 219560608 , 3436376762 , 8599474734
n×2
139379840
n×3
209069760
n×4
278759680
n×5
348449600
n÷2
34844960
n÷3
23229973.333333
n÷3
17422480
n÷5
13937984
n2
4856684949606400
n3
3.3846198560327E+23
n4
2.3587388699733E+31
n5
1.6438032314933E+39
2 √n
8348.0488738387
3 √n
411.51909200209
4 √n
91.367657701392
5 √n
37.036845782598
1 , 2 , 4 , 5 , 8 , 10 , 16 , 20 , 32 , 40 , 64 , 80 , 160 , 320 , 217781 , 435562 , 871124 , 1088905 , 1742248 , 2177810 , 3484496 , 4355620 , 6968992 , 8711240 , 13937984 , 17422480 , 34844960 , 69689920
28 divisors
τ
Total Divisors
28
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-69689919
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.035714285714286
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
28
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 69689920 can be divided by 28 positive divisors.
The sum of these divisors (counting 69689920) is 1, the average is 0.035714285714286.
Base
System
Value
2
Binary
100001001110110001001000000
3
Ternary
11212010121121011
4
Quaternary
10021312021000
5
Quinary
120320034140
6
Senary
10525410304
8
Octal
411661100
10
Decimal
69689920
12
Duodecimal
1b409994
16
Hexadecimal
4276240
20
Vigesimal
11fb4g0
36
Base36
15hp34
md5
bab7bcd482bf6f244d63e6984d58452b
sha1
82110cd82cdd574ee9f4c8a70c7b201bf30604bc
sha256
da442c8956bb049ceecc2969c2662050c1674411c12275168773a7f8bef759d0
sha512
ea795a859512d784b7dd10ff2d3fd82bb231c9d02ebf0ad226f46257dbf3e3fb5fdb35ca4a015eceddfd941ea8d35d379816328d10074416a9a6b808ee3a124f
ripemd-160
daed499b02ed6df9e31d12a9a3bc256d6868044b
Diameter
139379840
Circumference
437874681.40252
Area
1.5257725758484E+16
Volume
1.4177462499875E+24
Surface area
6.1030903033934E+16
Circumference
437874681.40252
Perimeter
278759680
Area
4856684949606400
Diagonal
98556430.024696
Surface area
29140109697638400
Volume
3.3846198560327E+23
Space diagonal
120706482.21541
Perimeter
209069760
Area
2.1030062722683E+15
Altitude
60353241.107705
Surface area
2.1030062722683E+15
Volume
3.9888127532323E+22
Height
32852143.341565