12157923 is an odd 8-digits composite number following 12157922
and preceding 12157924 . In scientific notation, it is written as 1.2157923 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 7931040 positive integers (up to 12157923) that are relatively prime to 12157923.
12157923 has 8 divisors, whose sum is 12324000
The reverse of 12157923 is 32975121
Previous prime number is 311
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
twelve million one hundred fifty-seven thousand nine hundred twenty-three
Scientific notation
1.2157923 × 10^7
Engineering notation
1.2157923 × 10^6
Prime Factorization
249 × 311 × 157
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12157923
Product of the distinct prime numbers
The prime factorization of 12157923 is 249 × 311 × 157.
Since it has a total of 3 prime factors.
4 , 9 , 19 , 61 , 454 , 847 , 8254 , 7433 , 68279 , 71006 , 70627 , 899245 , 8557098 , 3443618 , 90053764 , 45519035 , 130994396 , 448511149 , 8080750340 , 446745533
n×2
24315846
n×3
36473769
n×4
48631692
n×5
60789615
n÷2
6078961.5
n÷3
4052641
n÷3
3039480.75
n÷5
2431584.6
n2
147815091673929
n3
1.7971245028096E+21
n4
2.1849301326572E+28
n5
2.6564212313226E+35
2 √n
3486.821331815
3 √n
229.94278980348
4 √n
59.049312712469
5 √n
26.119922120469
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
-12157922
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 12157923 can be divided by 8 positive divisors.
The sum of these divisors (counting 12157923) is 1, the average is 0.125.
Base
System
Value
2
Binary
101110011000001111100011
3
Ternary
211212200112110
4
Quaternary
232120033203
5
Quinary
11103023143
6
Senary
1112330403
8
Octal
56301743
10
Decimal
12157923
12
Duodecimal
40a3a03
16
Hexadecimal
b983e3
20
Vigesimal
3fjeg3
36
Base36
78l43
md5
815626c68f03f7f8f8290e6205849799
sha1
2870dae5d1383da85b7296ffcc82b5ab4c57b317
sha256
197ab1c4f9b6407fe4203ef353694e861000684bdd9c8fce3a53421b86c96a1b
sha512
2179b15a22300dbe175563cd391355be49189dec86ac8d919cf9db43362758fe995ddff7acab7fc7ee7d0635ce80be28b5c7f9ff091e93425746464354a6c50a
ripemd-160
849a03977034119eb131414e04f6067f86c190ac
Diameter
24315846
Circumference
76390483.159421
Area
4.6437480609252E+14
Volume
7.5277775141503E+21
Surface area
1.8574992243701E+15
Circumference
76390483.159421
Perimeter
48631692
Area
147815091673929
Diagonal
17193899.596888
Surface area
886890550043574
Volume
1.7971245028096E+21
Space diagonal
21058140.35051
Perimeter
36473769
Area
64005812226174
Altitude
10529070.175255
Surface area
64005812226174
Volume
2.1179315376219E+20
Height
5731299.8656293