12157418 is an even 8-digits composite number following 12157417
and preceding 12157419 . In scientific notation, it is written as 1.2157418 × 10^7.
The sum of its digits is 29. It has a total of 5 prime factors and 32 positive divisors.
There are 4732992 positive integers (up to 12157418) that are relatively prime to 12157418.
12157418 has 32 divisors, whose sum is 22802304
The reverse of 12157418 is 81475121
Previous prime number is 67
Is Prime? no
Number parity even
Number length 8
Sum of Digits 29
Digital Root 2
Name
twelve million one hundred fifty-seven thousand four hundred eighteen
Scientific notation
1.2157418 × 10^7
Engineering notation
1.2157418 × 10^6
Prime Factorization
2 × 7 × 13 × 67 × 997
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
12157418
Product of the distinct prime numbers
The prime factorization of 12157418 is 2 × 7 × 13 × 67 × 997.
Since it has a total of 5 prime factors.
3 , 6 , 22 , 84 , 788 , 8 , 5106 , 5047 , 4371 , 38364 , 643187 , 778810 , 9770329 , 8643441 , 32353897 , 83851303 , 780197912 , 763797189 , 1755246324 , 8122166553
n×2
24314836
n×3
36472254
n×4
48629672
n×5
60787090
n÷2
6078709
n÷3
4052472.6666667
n÷3
3039354.5
n÷5
2431483.6
n2
147802812426724
n3
1.7969005722473E+21
n4
2.1845671361249E+28
n5
2.6558695822934E+35
2 √n
3486.7489155372
3 √n
229.93960607118
4 √n
59.048699524521
5 √n
26.11970512979
1 , 2 , 7 , 13 , 14 , 26 , 67 , 91 , 134 , 182 , 469 , 871 , 938 , 997 , 1742 , 1994 , 6097 , 6979 , 12194 , 12961 , 13958 , 25922 , 66799 , 90727 , 133598 , 181454 , 467593 , 868387 , 935186 , 1736774 , 6078709 , 12157418
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12157417
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12157418 can be divided by 32 positive divisors.
The sum of these divisors (counting 12157418) is 1, the average is 0.03125.
Base
System
Value
2
Binary
101110011000000111101010
3
Ternary
211212122211202
4
Quaternary
232120013222
5
Quinary
11103014133
6
Senary
1112324202
8
Octal
56300752
10
Decimal
12157418
12
Duodecimal
40a3662
16
Hexadecimal
b981ea
20
Vigesimal
3fjdai
36
Base36
78kq2
md5
940402fecd53ee41dbbdeec856715e5c
sha1
c8ab10f90ad9c7f17cb2c5acb590b9e954de5f57
sha256
d2c93b22b5c513de84c0c79bc7ed4ade8f10628b0d84b6b7d282c7d025807a88
sha512
3fd6523e00ea762c27c0785dbf2a6a58fd2b38f5e5b68ab6a39f2ae638f376c3184b5a0161bf7de143526fd5a7d939b28d133cdc62501d55eced200236e5b722
ripemd-160
8100696dd3cc09587f01af6938802b3d8494f492
Diameter
24314836
Circumference
76387310.150841
Area
4.6433622969971E+14
Volume
7.5268395160045E+21
Surface area
1.8573449187988E+15
Circumference
76387310.150841
Perimeter
48629672
Area
147802812426724
Diagonal
17193185.419039
Surface area
886816874560344
Volume
1.7969005722473E+21
Space diagonal
21057265.664852
Perimeter
36472254
Area
64000495156165
Altitude
10528632.832426
Surface area
64000495156165
Volume
2.1176676329234E+20
Height
5731061.8063463