12291388 is an even 8-digits composite number following 12291387
and preceding 12291389 . In scientific notation, it is written as 1.2291388 × 10^7.
The sum of its digits is 34. It has a total of 3 prime factors and 6 positive divisors.
There are 6145692 positive integers (up to 12291388) that are relatively prime to 12291388.
12291388 has 6 divisors, whose sum is 21509936
The reverse of 12291388 is 88319221
Previous prime number is 2
Is Prime? no
Number parity even
Number length 8
Sum of Digits 34
Digital Root 7
Name
twelve million two hundred ninety-one thousand three hundred eighty-eight
Scientific notation
1.2291388 × 10^7
Engineering notation
1.2291388 × 10^6
Prime Factorization
2 × 2 × 3072847
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
6145694
Product of the distinct prime numbers
The prime factorization of 12291388 is 2 × 2 × 3072847.
Since it has a total of 3 prime factors.
6 , 8 , 55 , 39 , 78 , 79 , 7199 , 8084 , 65442 , 5779 , 40168 , 210160 , 5531004 , 553313 , 8504969 , 41445108 , 800102968 , 150547915 , 1718819221 , 5643083748
n×2
24582776
n×3
36874164
n×4
49165552
n×5
61456940
n÷2
6145694
n÷3
4097129.3333333
n÷3
3072847
n÷5
2458277.6
n2
151078218966544
n3
1.8569610076668E+21
n4
2.2824628246103E+28
n5
2.8054636172861E+35
2 √n
3505.9075857758
3 √n
230.78113737997
4 √n
59.210704993065
5 √n
26.177018844251
6 divisors
τ
Total Divisors
6
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-12291387
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.16666666666667
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
6
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 12291388 can be divided by 6 positive divisors.
The sum of these divisors (counting 12291388) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
101110111000110100111100
3
Ternary
212010110121121
4
Quaternary
232320310330
5
Quinary
11121311023
6
Senary
1115240324
8
Octal
56706474
10
Decimal
12291388
12
Duodecimal
41490a4
16
Hexadecimal
bb8d3c
20
Vigesimal
3gg898
36
Base36
7bg3g
md5
ae820cb1e0fb4ba15dc537c867142bbd
sha1
9b8d9ebc4f5a554960d9825e0dde97ad7487042d
sha256
0d521b6e699fa4d2ff1b30b813895472960cd7141ad4dd2ebfc663659ae6778b
sha512
4eee23c7c2c4881fc01ffb7bd13dbae2a20360e368d5c08b0254f9a1a0ddd2137d1c90f9ed54a67c26e2f2538af1e980b0c85cbca08c898fe064999a968b3811
ripemd-160
d8e94dd7e52fef191ffc3c9e1a40e8b09a1d2537
Diameter
24582776
Circumference
77229068.486443
Area
4.7462622282272E+14
Volume
7.7784200795848E+21
Surface area
1.8985048912909E+15
Circumference
77229068.486443
Perimeter
49165552
Area
151078218966544
Diagonal
17382647.60999
Surface area
906469313799264
Volume
1.8569610076668E+21
Space diagonal
21289308.511542
Perimeter
36874164
Area
65418787791768
Altitude
10644654.255771
Surface area
65418787791768
Volume
2.1884495348669E+20
Height
5794215.8699966