20121470 is an even 8-digits composite number following 20121469
and preceding 20121471 . In scientific notation, it is written as 2.0121470 × 10^7.
The sum of its digits is 17. It has a total of 3 prime factors and 8 positive divisors.
There are 8048584 positive integers (up to 20121470) that are relatively prime to 20121470.
20121470 has 8 divisors, whose sum is 36218664
The reverse of 20121470 is 07412102
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million one hundred twenty-one thousand four hundred seventy
Scientific notation
2.0121470 × 10^7
Engineering notation
2.0121470 × 10^6
Prime Factorization
2 × 5 × 2012147
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20121470
Product of the distinct prime numbers
The prime factorization of 20121470 is 2 × 5 × 2012147.
Since it has a total of 3 prime factors.
6 , 10 , 76 , 8 , 19 , 182 , 7009 , 4741 , 37878 , 4135 , 948399 , 602373 , 9825719 , 7997173 , 59565516 , 63624472 , 50749014 , 895609804 , 9348315375 , 1102322160
n×2
40242940
n×3
60364410
n×4
80485880
n×5
100607350
n÷2
10060735
n÷3
6707156.6666667
n÷3
5030367.5
n÷5
4024294
n2
404873554960900
n3
8.1466510899391E+21
n4
1.6392259550668E+29
n5
3.2983635878097E+36
2 √n
4485.6961555594
3 √n
271.99018671343
4 √n
66.975339906262
5 √n
28.88896223071
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
-20121469
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 20121470 can be divided by 8 positive divisors.
The sum of these divisors (counting 20121470) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110000011101111110
3
Ternary
1101212021110122
4
Quaternary
1030300131332
5
Quinary
20122341340
6
Senary
1555134542
8
Octal
114603576
10
Decimal
20121470
12
Duodecimal
68a4452
16
Hexadecimal
133077e
20
Vigesimal
65f3da
36
Base36
bz9tq
md5
d8a2d4f4535c5495ce6d4d6a5e0ca887
sha1
4d8065d02b9b42f655767a3e5a4225ff8a499913
sha256
b2f9884c41f0a8165b5aa000ad15d11dd70d19de8cf02297ca69e2df02e140c4
sha512
1b6220045ae420070c217972b277b6fe6b9973dc3d69513f8625e15c69d0953fd247a71c2c56f61c23118102ef632eae58b6128f3248d44fc812d6eb49fdda64
ripemd-160
20a01c7370d55bec70252b3f0def41eaea90b6b5
Diameter
40242940
Circumference
126426924.66285
Area
1.2719477858979E+15
Volume
3.4124612287349E+22
Surface area
5.0877911435918E+15
Circumference
126426924.66285
Perimeter
80485880
Area
404873554960900
Diagonal
28456055.768883
Surface area
2429241329765400
Volume
8.1466510899391E+21
Space diagonal
34851408.362973
Perimeter
60364410
Area
1.7531539195833E+14
Altitude
17425704.181486
Surface area
1.7531539195833E+14
Volume
9.6009203827612E+20
Height
9485351.9229611