69921 is an odd 5-digits composite number following 69920
and preceding 69922 . In scientific notation, it is written as 6.9921 × 10^4.
The sum of its digits is 27. It has a total of 3 prime factors and 8 positive divisors.
There are 43776 positive integers (up to 69921) that are relatively prime to 69921.
69921 has 8 divisors, whose sum is 82440
The reverse of 69921 is 12996
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 5
Sum of Digits 27
Digital Root 9
Name
sixty-nine thousand nine hundred twenty-one
Scientific notation
6.9921 × 10^4
Engineering notation
6.9921 × 10^3
Prime Factorization
9 × 17 × 457
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
69921
Product of the distinct prime numbers
The prime factorization of 69921 is 9 × 17 × 457.
Since it has a total of 3 prime factors.
2 , 1 , 84 , 9 , 537 , 157 , 6602 , 5351 , 40307 , 34017 , 49616 , 758722 , 9632663 , 9987410 , 12944110 , 31142691 , 996298993 , 448044600 , 9002957391 , 3930115068
n×2
139842
n×3
209763
n×4
279684
n×5
349605
n÷2
34960.5
n÷3
23307
n÷3
17480.25
n÷5
13984.2
n2
4888946241
n3
341840010116961
n4
2.3901795347388E+19
n5
1.6712374324847E+24
2 √n
264.42579299304
3 √n
41.197343279218
4 √n
16.261174403869
5 √n
9.3093964631409
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
-69920
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 69921 can be divided by 8 positive divisors.
The sum of these divisors (counting 69921) is 1, the average is 0.125.
Base
System
Value
2
Binary
10001000100100001
3
Ternary
10112220200
4
Quaternary
101010201
5
Quinary
4214141
6
Senary
1255413
8
Octal
210441
10
Decimal
69921
12
Duodecimal
34569
16
Hexadecimal
11121
20
Vigesimal
8eg1
36
Base36
1hy9
md5
8febeae60d6b37bf7e52a9ca960b9ebd
sha1
ebc6cf1fcd5ba04a80d9cbe5d93022c6027a0839
sha256
c54a3fab60458028dd7d6fe0443fc13b8b8299b500dfea88b2b7ec501d68f3d2
sha512
bd94aa2748a08111311a1f141879629456186978c06e9d18c025be6b7376f610f2a46bfe8d6eeb71bc3e3ba13468c826e1651607b60f06e4a4567de866761561
ripemd-160
b74cbbc17c49e332f4968cf6df47ae4cd44ce7ba
Diameter
139842
Circumference
439326.5998633
Area
15359077594.521
Volume
1.431896085982E+15
Surface area
61436310378.084
Circumference
439326.5998633
Perimeter
279684
Area
4888946241
Diagonal
98883.226494689
Surface area
29333677446
Volume
341840010116961
Space diagonal
121106.72451602
Perimeter
209763
Area
2116975821.2212
Altitude
60553.362258012
Surface area
2116975821.2212
Volume
40286231539097
Height
32961.07549823