20121425 is an odd 8-digits composite number following 20121424
and preceding 20121426 . In scientific notation, it is written as 2.0121425 × 10^7.
The sum of its digits is 17. It has a total of 3 prime factors and 6 positive divisors.
There are 16097120 positive integers (up to 20121425) that are relatively prime to 20121425.
20121425 has 6 divisors, whose sum is 24950598
The reverse of 20121425 is 52412102
Previous prime number is 5
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 17
Digital Root 8
Name
twenty million one hundred twenty-one thousand four hundred twenty-five
Scientific notation
2.0121425 × 10^7
Engineering notation
2.0121425 × 10^6
Prime Factorization
5 × 5 × 804857
Composite number
ω
Distinct Factors
2
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
4024285
Product of the distinct prime numbers
The prime factorization of 20121425 is 5 × 5 × 804857.
Since it has a total of 3 prime factors.
7 , 4 , 100 , 9 , 592 , 515 , 6526 , 737 , 62009 , 15296 , 700099 , 230274 , 9813496 , 3949706 , 32649906 , 68006344 , 252484106 , 338587242 , 9433268839 , 6286173442
n×2
40242850
n×3
60364275
n×4
80485700
n×5
100607125
n÷2
10060712.5
n÷3
6707141.6666667
n÷3
5030356.25
n÷5
4024285
n2
404871744030625
n3
8.1465964321314E+21
n4
1.639211291144E+29
n5
3.2983267053907E+36
2 √n
4485.6911396127
3 √n
271.98998395211
4 √n
66.975302460032
5 √n
28.888949309145
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
-20121424
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 20121425 can be divided by 6 positive divisors.
The sum of these divisors (counting 20121425) is 1, the average is 0.16666666666667.
Base
System
Value
2
Binary
1001100110000011101010001
3
Ternary
1101212021101222
4
Quaternary
1030300131101
5
Quinary
20122341200
6
Senary
1555134425
8
Octal
114603521
10
Decimal
20121425
12
Duodecimal
68a4415
16
Hexadecimal
1330751
20
Vigesimal
65f3b5
36
Base36
bz9sh
md5
d5801aa9d89f4ca85dd02f1f8e335595
sha1
1f737ee5218c018e2fb67f63749889053db7cf8c
sha256
ed4824ffd4702dda4eaa5f639a5682a9c4b640128333dac2522d813c2f76d116
sha512
db29181fa51760400bd6540d6e095c5bbdb2e3cd606891a532ce4d6274ca3a52d4884a4326148ac3370eaf61ab7cead39385f5fbbfa8dea8dd82f968a4024af6
ripemd-160
879099649e986730f3e0aed38c11172f8e0453cc
Diameter
40242850
Circumference
126426641.91952
Area
1.2719420966927E+15
Volume
3.412438333726E+22
Surface area
5.0877683867708E+15
Circumference
126426641.91952
Perimeter
80485700
Area
404871744030625
Diagonal
28455992.129273
Surface area
2429230464183750
Volume
8.1465964321314E+21
Space diagonal
34851330.420687
Perimeter
60364275
Area
1.7531460780252E+14
Altitude
17425665.210343
Surface area
1.7531460780252E+14
Volume
9.6008559679171E+20
Height
9485330.7097577