100921 is an odd 6-digits composite number following 100920
and preceding 100922 . In scientific notation, it is written as 1.00921 × 10^5.
The sum of its digits is 13. It has a total of 2 prime factors and 4 positive divisors.
There are 98532 positive integers (up to 100921) that are relatively prime to 100921.
100921 has 4 divisors, whose sum is 103312
The reverse of 100921 is 129001
Previous prime number is 43
Is Prime? no
Number parity odd
Number length 6
Sum of Digits 13
Digital Root 4
Name
one hundred thousand nine hundred twenty-one
Scientific notation
1.00921 × 10^5
Engineering notation
1.00921 × 10^3
Prime Factorization
43 × 2347
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
2
Total number of prime factors
rad
Radical
100921
Product of the distinct prime numbers
The prime factorization of 100921 is 43 × 2347.
Since it has a total of 2 prime factors.
8 , 8 , 8 , 68 , 128 , 822 , 8092 , 5131 , 44101 , 80460 , 904565 , 205130 , 6626446 , 6445061 , 22469173 , 60150525 , 329958792 , 551125910 , 5326893509 , 1205128027
n×2
201842
n×3
302763
n×4
403684
n×5
504605
n÷2
50460.5
n÷3
33640.333333333
n÷3
25230.25
n÷5
20184.2
n2
10185048241
n3
1027885253529961
n4
1.037352076715E+20
n5
1.0469060893415E+25
2 √n
317.68065726449
3 √n
46.557949872925
4 √n
17.82359832538
5 √n
10.01835251331
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
-100920
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 100921 can be divided by 4 positive divisors.
The sum of these divisors (counting 100921) is 1, the average is 0.25.
Base
System
Value
2
Binary
11000101000111001
3
Ternary
12010102211
4
Quaternary
120220321
5
Quinary
11212141
6
Senary
2055121
8
Octal
305071
10
Decimal
100921
12
Duodecimal
4a4a1
16
Hexadecimal
18a39
20
Vigesimal
cc61
36
Base36
25vd
md5
ededa7822c62ddc2b718a3a3dca0ee10
sha1
9334b2b4cfe83ea28d2c74524f152f9cb83114f9
sha256
b1f7c255984b30bd6335b25cb75bd385e20c67b739a108c88a6e30d0da1b7ed2
sha512
9f033395108e7a62233159adf1266155cb8a05146c061dd9b4a63782db89cb8a81ff36b294f59608b0f343a4b8fb5f282a4b44a047fda6f33869198c0d214c39
ripemd-160
d2977d78d2c98339c77d5b73e8bfc81ed33fe962
Diameter
201842
Circumference
634105.34438587
Area
31997272730.383
Volume
4.3055956816307E+15
Surface area
127989090921.53
Circumference
634105.34438587
Perimeter
403684
Area
10185048241
Diagonal
142723.84692826
Surface area
61110289446
Volume
1027885253529961
Space diagonal
174800.29955066
Perimeter
302763
Area
4410255257.738
Altitude
87400.149775329
Surface area
4410255257.738
Volume
1.2113743884211E+14
Height
47574.615642752