20121292 is an even 8-digits composite number following 20121291
and preceding 20121293 . In scientific notation, it is written as 2.0121292 × 10^7.
The sum of its digits is 19. It has a total of 4 prime factors and 12 positive divisors.
There are 9956736 positive integers (up to 20121292) that are relatively prime to 20121292.
20121292 has 12 divisors, whose sum is 35575960
The reverse of 20121292 is 29212102
Previous prime number is 97
Is Prime? no
Number parity even
Number length 8
Sum of Digits 19
Digital Root 1
Name
twenty million one hundred twenty-one thousand two hundred ninety-two
Scientific notation
2.0121292 × 10^7
Engineering notation
2.0121292 × 10^6
Prime Factorization
2 × 2 × 97 × 51859
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
10060646
Product of the distinct prime numbers
The prime factorization of 20121292 is 2 × 2 × 97 × 51859.
Since it has a total of 4 prime factors.
2 , 4 , 56 , 48 , 994 , 997 , 8954 , 8403 , 51793 , 99668 , 9185 , 733461 , 1142432 , 4698497 , 30819046 , 62943518 , 485436178 , 300553072 , 7546381578 , 4203705551
n×2
40242584
n×3
60363876
n×4
80485168
n×5
100606460
n÷2
10060646
n÷3
6707097.3333333
n÷3
5030323
n÷5
4024258.4
n2
404866391749264
n3
8.1464348893733E+21
n4
1.6391679516807E+29
n5
3.2982176992809E+36
2 √n
4485.676314671
3 √n
271.98938467799
4 √n
66.97519178525
5 √n
28.888911118605
1 , 2 , 4 , 97 , 194 , 388 , 51859 , 103718 , 207436 , 5030323 , 10060646 , 20121292
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
-20121291
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 20121292 can be divided by 12 positive divisors.
The sum of these divisors (counting 20121292) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1001100110000011011001100
3
Ternary
1101212021020001
4
Quaternary
1030300123030
5
Quinary
20122340132
6
Senary
1555134044
8
Octal
114603314
10
Decimal
20121292
12
Duodecimal
68a4324
16
Hexadecimal
13306cc
20
Vigesimal
65f34c
36
Base36
bz9os
md5
19981915e0c5bf8b06d3c6f1d8a8730e
sha1
81ac4f6bd6c2350aa5cf74ed5469432c52641d23
sha256
ca6c6a37fa59f072b5d368bf2c0c9a0cb928faede7dc91752204b73f9f6b2edd
sha512
cc0fdbb0eea9bafd3d7dc1f31647136491b12e2f40323aa7f22cb122599d7fbf9273472d67aa0499a0e32904ce108c62ca5b5c1066d8bea7b5f186a93fb1fca1
ripemd-160
ed7e6b57b31de8a143491dc5780342683a8d9bd6
Diameter
40242584
Circumference
126425806.25587
Area
1.2719252820049E+15
Volume
3.4123706668537E+22
Surface area
5.0877011280196E+15
Circumference
126425806.25587
Perimeter
80485168
Area
404866391749264
Diagonal
28455804.038869
Surface area
2429198350495584
Volume
8.1464348893733E+21
Space diagonal
34851100.057929
Perimeter
60363876
Area
1.753122901967E+14
Altitude
17425550.028965
Surface area
1.753122901967E+14
Volume
9.6006655879509E+20
Height
9485268.0129564