12942021 is an odd 8-digits composite number following 12942020
and preceding 12942022 . In scientific notation, it is written as 1.2942021 × 10^7.
The sum of its digits is 21. It has a total of 3 prime factors and 8 positive divisors.
There are 8173872 positive integers (up to 12942021) that are relatively prime to 12942021.
12942021 has 8 divisors, whose sum is 18164320
The reverse of 12942021 is 12024921
Previous prime number is 19
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twelve million nine hundred forty-two thousand twenty-one
Scientific notation
1.2942021 × 10^7
Engineering notation
1.2942021 × 10^6
Prime Factorization
3 × 19 × 227053
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12942021
Product of the distinct prime numbers
The prime factorization of 12942021 is 3 × 19 × 227053.
Since it has a total of 3 prime factors.
8 , 9 , 44 , 55 , 704 , 65 , 8628 , 738 , 56422 , 6074 , 670001 , 953777 , 1951960 , 7134476 , 63554329 , 12082348 , 877502016 , 610176631 , 6528052929 , 2758147798
n×2
25884042
n×3
38826063
n×4
51768084
n×5
64710105
n÷2
6471010.5
n÷3
4314007
n÷3
3235505.25
n÷5
2588404.2
n2
167495907564441
n3
2.1677355531131E+21
n4
2.8054879050836E+28
n5
3.6308683382838E+35
2 √n
3597.5020500342
3 √n
234.78338875061
4 √n
59.979180138063
5 √n
26.448461848682
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
-12942020
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 12942021 can be divided by 8 positive divisors.
The sum of these divisors (counting 12942021) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001010111101011000101
3
Ternary
220100112010010
4
Quaternary
301113223011
5
Quinary
11303121041
6
Senary
1141220433
8
Octal
61275305
10
Decimal
12942021
12
Duodecimal
4401719
16
Hexadecimal
c57ac5
20
Vigesimal
40hf11
36
Base36
7pe4l
md5
795218eb6fd1600fc60971814c0831d0
sha1
4d1051007dec02edc55e2dfc82f7cb81c8d5c2d0
sha256
d717bca78ad3e82849be0b52c32bef4456a7e0df0738400c8ea5e40913aadd00
sha512
bd614eaf70b5cd7709bdb3b30ef5e0d8724963b50f2de298edb5a441bee142e4073d6c46be8a94d238a7476f0f77960d63da1885b5e2da95fc270ec858f4c392
ripemd-160
5be5d4a3372e76d53d1d0cfd640ca9f7d4ff52f7
Diameter
25884042
Circumference
81317116.19241
Area
5.262039127108E+14
Volume
9.0801894514472E+21
Surface area
2.1048156508432E+15
Circumference
81317116.19241
Perimeter
51768084
Area
167495907564441
Diagonal
18302781.622717
Surface area
1004975445386646
Volume
2.1677355531131E+21
Space diagonal
22416237.924623
Perimeter
38826063
Area
72527855490368
Altitude
11208118.962312
Surface area
72527855490368
Volume
2.5547008490424E+20
Height
6100927.2075725