12121657 is an odd 8-digits composite number following 12121656
and preceding 12121658 . In scientific notation, it is written as 1.2121657 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 11778480 positive integers (up to 12121657) that are relatively prime to 12121657.
12121657 has 8 divisors, whose sum is 12467840
The reverse of 12121657 is 75612121
Previous prime number is 229
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 25
Digital Root 7
Name
twelve million one hundred twenty-one thousand six hundred fifty-seven
Scientific notation
1.2121657 × 10^7
Engineering notation
1.2121657 × 10^6
Prime Factorization
43 × 229 × 1231
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12121657
Product of the distinct prime numbers
The prime factorization of 12121657 is 43 × 229 × 1231.
Since it has a total of 3 prime factors.
1 , 5 , 94 , 51 , 497 , 453 , 9307 , 2040 , 49087 , 52679 , 106219 , 135652 , 4283042 , 4067449 , 69755583 , 27900917 , 656358408 , 332944765 , 9109828148 , 8106141779
n×2
24243314
n×3
36364971
n×4
48486628
n×5
60608285
n÷2
6060828.5
n÷3
4040552.3333333
n÷3
3030414.25
n÷5
2424331.4
n2
146934568425649
n3
1.7810904398987E+21
n4
2.1589767398432E+28
n5
2.6170375511357E+35
2 √n
3481.6170093794
3 √n
229.71392915063
4 √n
59.00522866136
5 √n
26.104320814791
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
-12121656
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 12121657 can be divided by 8 positive divisors.
The sum of these divisors (counting 12121657) is 1, the average is 0.125.
Base
System
Value
2
Binary
101110001111011000111001
3
Ternary
211210211210021
4
Quaternary
232033120321
5
Quinary
11100343112
6
Senary
1111450441
8
Octal
56173071
10
Decimal
12121657
12
Duodecimal
4086a21
16
Hexadecimal
b8f639
20
Vigesimal
3ff42h
36
Base36
77t4p
md5
7adbf6a8e7b346dc2c3438a460de58cb
sha1
d71427d1728663e770129b43c9e868fbbe1239d4
sha256
12f0fa09f6db0500c15e40588f9f1e42134d3de6bda6dbfc0fd99cb614b39e34
sha512
d5e331d4cd87ccc866862801ffbcaa919cf0d8393ecdcef181646978917556390d198b5ad9c83a91b44a4da08913fd88d311457f000daf9f08eeca654a9d2d34
ripemd-160
4b0598a071ad4512fb426b2ca4aee6b9cbed012b
Diameter
24243314
Circumference
76162617.161071
Area
4.6160856072441E+14
Volume
7.4606141884866E+21
Surface area
1.8464342428976E+15
Circumference
76162617.161071
Perimeter
48486628
Area
146934568425649
Diagonal
17142611.727835
Surface area
881607410553894
Volume
1.7810904398987E+21
Space diagonal
20995325.795923
Perimeter
36364971
Area
63624534475357
Altitude
10497662.897961
Surface area
63624534475357
Volume
2.0990352132649E+20
Height
5714203.9092783