12291921 is an odd 8-digits composite number following 12291920
and preceding 12291922 . In scientific notation, it is written as 1.2291921 × 10^7.
The sum of its digits is 27. It has a total of 4 prime factors and 12 positive divisors.
There are 8173464 positive integers (up to 12291921) that are relatively prime to 12291921.
12291921 has 12 divisors, whose sum is 17800848
The reverse of 12291921 is 12919221
Previous prime number is 443
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 27
Digital Root 9
Name
twelve million two hundred ninety-one thousand nine hundred twenty-one
Scientific notation
1.2291921 × 10^7
Engineering notation
1.2291921 × 10^6
Prime Factorization
3 × 3 × 443 × 3083
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
4097307
Product of the distinct prime numbers
The prime factorization of 12291921 is 3 × 3 × 443 × 3083.
Since it has a total of 4 prime factors.
10 , 1 , 10 , 55 , 911 , 394 , 3895 , 6687 , 84337 , 66550 , 871010 , 577311 , 4764097 , 4095754 , 77268516 , 63562721 , 904733819 , 896830457 , 3315407304 , 5368639620
n×2
24583842
n×3
36875763
n×4
49167684
n×5
61459605
n÷2
6145960.5
n÷3
4097307
n÷3
3072980.25
n÷5
2458384.2
n2
151091321870241
n3
1.8572025922146E+21
n4
2.2828587544497E+28
n5
2.8060719463854E+35
2 √n
3505.9835995053
3 √n
230.7844731727
4 √n
59.211346881365
5 √n
26.177245866766
1 , 3 , 9 , 443 , 1329 , 3083 , 3987 , 9249 , 27747 , 1365769 , 4097307 , 12291921
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
-12291920
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 12291921 can be divided by 12 positive divisors.
The sum of these divisors (counting 12291921) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
101110111000111101010001
3
Ternary
212010111100100
4
Quaternary
232320331101
5
Quinary
11121320141
6
Senary
1115243013
8
Octal
56707521
10
Decimal
12291921
12
Duodecimal
4149469
16
Hexadecimal
bb8f51
20
Vigesimal
3gg9g1
36
Base36
7bgi9
md5
4f752cfa585ff5422d08c22a9cd812df
sha1
5faaddfffd235813c286ebaa46bd7c2568dc1e9b
sha256
77ab25dfe0dcbf57968037a5fd433f8313c35a3e1d8f6124dea0c0f7d9b94cb7
sha512
b247bf4c2b507f045f25afa71ffed74c0c364530120d62862b85511a508e5c97376b125fa48a9f0badeb1734c6aff657528db661ef79ee46e5ab2f84c294dde4
ripemd-160
a6f155cb240dd9e288d01a04f2701e1aa9930729
Diameter
24583842
Circumference
77232417.424212
Area
4.7466738680872E+14
Volume
7.7794320265723E+21
Surface area
1.8986695472349E+15
Circumference
77232417.424212
Perimeter
49167684
Area
151091321870241
Diagonal
17383401.385819
Surface area
906547931221446
Volume
1.8572025922146E+21
Space diagonal
21290231.694623
Perimeter
36875763
Area
65424461515500
Altitude
10645115.847311
Surface area
65424461515500
Volume
2.1887342449869E+20
Height
5794467.1286062