69121805 is an odd 8-digits composite number following 69121804
and preceding 69121806 . In scientific notation, it is written as 6.9121805 × 10^7.
The sum of its digits is 32. It has a total of 4 prime factors and 16 positive divisors.
There are 53733888 positive integers (up to 69121805) that are relatively prime to 69121805.
69121805 has 16 divisors, whose sum is 85322160
The reverse of 69121805 is 50812196
Previous prime number is 53
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 32
Digital Root 5
Name
sixty-nine million one hundred twenty-one thousand eight hundred five
Scientific notation
6.9121805 × 10^7
Engineering notation
6.9121805 × 10^6
Prime Factorization
5 × 109 × 53 × 2393
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
69121805
Product of the distinct prime numbers
The prime factorization of 69121805 is 5 × 109 × 53 × 2393.
Since it has a total of 4 prime factors.
10 , 3 , 58 , 93 , 579 , 62 , 2887 , 5799 , 55979 , 67441 , 967190 , 520240 , 9220181 , 6873705 , 74125160 , 90306591 , 297208021 , 569475312 , 5330619043 , 9588360066
n×2
138243610
n×3
207365415
n×4
276487220
n×5
345609025
n÷2
34560902.5
n÷3
23040601.666667
n÷3
17280451.25
n÷5
13824361
n2
4777823926458025
n3
3.3025181376897E+23
n4
2.2827601472235E+31
n5
1.5778850175815E+39
2 √n
8313.9524295007
3 √n
410.39779951689
4 √n
91.18087754294
5 √n
36.976262741028
1 , 5 , 53 , 109 , 265 , 545 , 2393 , 5777 , 11965 , 28885 , 126829 , 260837 , 634145 , 1304185 , 13824361 , 69121805
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-69121804
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 69121805 can be divided by 16 positive divisors.
The sum of these divisors (counting 69121805) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100000111101011011100001101
3
Ternary
11211001202021212
4
Quaternary
10013223130031
5
Quinary
120143344210
6
Senary
10505304205
8
Octal
407533415
10
Decimal
69121805
12
Duodecimal
1b195065
16
Hexadecimal
41eb70d
20
Vigesimal
11c04a5
36
Base36
155iq5
md5
077cacacf919c1ab4e3ae14f7b09d41f
sha1
8923078d26c4aefdab473ac2f5d9095ac2461931
sha256
ac478a798a106295a2e000bef0be659323a334804839e1bec24aa24c5a1c2eea
sha512
c81c7f07d7fd07d681b2fe73006a2c6caae2ae2fbdb246ce624fd232de4be81559c607e7a31dfe12166077fece2b8c8f04bce23a21dc31b2b11342976d5c7c0d
ripemd-160
4b3c4c31ca36948fcd6d176551a46783b115197c
Diameter
138243610
Circumference
434305109.58173
Area
1.5009976547506E+16
Volume
1.3833555626284E+24
Surface area
6.0039906190024E+16
Circumference
434305109.58173
Perimeter
276487220
Area
4777823926458025
Diagonal
97752994.086708
Surface area
28666943558748150
Volume
3.3025181376897E+23
Space diagonal
119722478.17087
Perimeter
207365415
Area
2.0688584475609E+15
Altitude
59861239.085434
Surface area
2.0688584475609E+15
Volume
3.8920549502532E+22
Height
32584331.362236