12121431 is an odd 8-digits composite number following 12121430
and preceding 12121432 . In scientific notation, it is written as 1.2121431 × 10^7.
The sum of its digits is 15. It has a total of 3 prime factors and 8 positive divisors.
There are 6830784 positive integers (up to 12121431) that are relatively prime to 12121431.
12121431 has 8 divisors, whose sum is 12874224
The reverse of 12121431 is 13412121
Previous prime number is 73
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 15
Digital Root 6
Name
twelve million one hundred twenty-one thousand four hundred thirty-one
Scientific notation
1.2121431 × 10^7
Engineering notation
1.2121431 × 10^6
Prime Factorization
21 × 73 × 7907
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12121431
Product of the distinct prime numbers
The prime factorization of 12121431 is 21 × 73 × 7907.
Since it has a total of 3 prime factors.
5 , 1 , 14 , 72 , 203 , 589 , 6757 , 2156 , 21802 , 77345 , 951383 , 251650 , 13482 , 3469100 , 95395208 , 4779923 , 433530757 , 760363350 , 6366933063 , 9922562750
n×2
24242862
n×3
36364293
n×4
48485724
n×5
60607155
n÷2
6060715.5
n÷3
4040477
n÷3
3030357.75
n÷5
2424286.2
n2
146929089487761
n3
1.7809908201187E+21
n4
2.1588157337702E+28
n5
2.616793595861E+35
2 √n
3481.5845530448
3 √n
229.71250152208
4 √n
59.004953631409
5 √n
26.104223474626
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
-12121430
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 12121431 can be divided by 8 positive divisors.
The sum of these divisors (counting 12121431) is 1, the average is 0.125.
Base
System
Value
2
Binary
101110001111010101010111
3
Ternary
211210211110220
4
Quaternary
232033111113
5
Quinary
11100341211
6
Senary
1111445423
8
Octal
56172527
10
Decimal
12121431
12
Duodecimal
4086873
16
Hexadecimal
b8f557
20
Vigesimal
3ff3bb
36
Base36
77syf
md5
c1fa3f89fea8cf78090df0da19078c7e
sha1
0e57d18caf0a483af4d2385542f0fbb71da70a6a
sha256
abcbd527f58153feed84f009c5ef63d1db8f3be3fb5180e40ce525c00b8c369d
sha512
8fd9884ae988b73ac0ab4d7fbe4936d4beb03952a2b17dc21e7b4a841e87872c67dadf1c9a5dbef3d685c8d4a4e1a7cc2fcd41d168fffad589ba78a36198aa65
ripemd-160
963a2317d4544b80ef29eec62a10f6a2fe520274
Diameter
24242862
Circumference
76161197.161191
Area
4.6159134813339E+14
Volume
7.4601969021278E+21
Surface area
1.8463653925335E+15
Circumference
76161197.161191
Perimeter
48485724
Area
146929089487761
Diagonal
17142292.11557
Surface area
881574536926566
Volume
1.7809908201187E+21
Space diagonal
20994934.35244
Perimeter
36364293
Area
63622162025659
Altitude
10497467.17622
Surface area
63622162025659
Volume
2.0989178102282E+20
Height
5714097.3718566