105657921 is an odd 9-digits composite number following 105657920
and preceding 105657922 . In scientific notation, it is written as 1.05657921 × 10^8.
The sum of its digits is 36. It has a total of 4 prime factors and 12 positive divisors.
There are 69589464 positive integers (up to 105657921) that are relatively prime to 105657921.
105657921 has 12 divisors, whose sum is 154456848
The reverse of 105657921 is 129756501
Previous prime number is 83
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 36
Digital Root 9
Name
one hundred five million six hundred fifty-seven thousand nine hundred twenty-one
Scientific notation
1.05657921 × 10^8
Engineering notation
1.05657921 × 10^6
Prime Factorization
3 × 3 × 83 × 141443
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
35219307
Product of the distinct prime numbers
The prime factorization of 105657921 is 3 × 3 × 83 × 141443.
Since it has a total of 4 prime factors.
5 , 10 , 50 , 79 , 484 , 979 , 9489 , 733 , 20243 , 3517 , 656232 , 465098 , 891402 , 2423546 , 97004581 , 61222533 , 1401177 , 123492210 , 257528734 , 834364470
n×2
211315842
n×3
316973763
n×4
422631684
n×5
528289605
n÷2
52828960.5
n÷3
35219307
n÷3
26414480.25
n÷5
21131584.2
n2
11163596270042241
n3
1.179522372776E+24
n4
1.246258816805E+32
n5
1.3167711561154E+40
2 √n
10279.003891428
3 √n
472.75270265185
4 √n
101.3854224799
5 √n
40.251346416122
1 , 3 , 9 , 83 , 249 , 747 , 141443 , 424329 , 1272987 , 11739769 , 35219307 , 105657921
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-105657920
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 105657921 can be divided by 12 positive divisors.
The sum of these divisors (counting 105657921) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
110010011000011011001000001
3
Ternary
21100210222102100
4
Quaternary
12103003121001
5
Quinary
204022023141
6
Senary
14252341013
8
Octal
623033101
10
Decimal
105657921
12
Duodecimal
2b474769
16
Hexadecimal
64c3641
20
Vigesimal
1d074g1
36
Base36
1qwm69
md5
b269cf3d507fb09d9b0e625713e609e2
sha1
b31081925a07e3756ad586675ebbb6738c107574
sha256
6aa0c007aad46bffe56f69c68d5e4b3967cc117791a912fd1f1c54ac9786a216
sha512
278bdb7fe146c69a670c223fa9ad4647e419b53f39990c3a61aa6cc77f05bf0f5eeab32a6ac8e959db022b0788bccb3ab09024f6a963876126c03cc249f1182a
ripemd-160
b354d6de4ed4bac64050b28c9b24fcc129ecb9ea
Diameter
211315842
Circumference
663868296.81434
Area
3.5071472029607E+16
Volume
4.9407717614106E+24
Surface area
1.4028588811843E+17
Circumference
663868296.81434
Perimeter
422631684
Area
11163596270042241
Diagonal
149422864.85035
Surface area
66981577620253446
Volume
1.179522372776E+24
Space diagonal
183004887.3941
Perimeter
316973763
Area
4.8339789837249E+15
Altitude
91502443.697049
Surface area
4.8339789837249E+15
Volume
1.3900804472519E+23
Height
49807621.616782