12920290 is an even 8-digits composite number following 12920289
and preceding 12920291 . In scientific notation, it is written as 1.2920290 × 10^7.
The sum of its digits is 25. It has a total of 3 prime factors and 8 positive divisors.
There are 5168112 positive integers (up to 12920290) that are relatively prime to 12920290.
12920290 has 8 divisors, whose sum is 23256540
The reverse of 12920290 is 09202921
Previous prime number is 5
Is Prime? no
Number parity even
Number length 8
Sum of Digits 25
Digital Root 7
Name
twelve million nine hundred twenty thousand two hundred ninety
Scientific notation
1.2920290 × 10^7
Engineering notation
1.2920290 × 10^6
Prime Factorization
2 × 5 × 1292029
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
12920290
Product of the distinct prime numbers
The prime factorization of 12920290 is 2 × 5 × 1292029.
Since it has a total of 3 prime factors.
4 , 5 , 82 , 78 , 223 , 751 , 5859 , 8787 , 89349 , 64145 , 658615 , 505377 , 398085 , 3092448 , 6129156 , 47817387 , 454889494 , 399882478 , 2535450235 , 2038168144
n×2
25840580
n×3
38760870
n×4
51681160
n×5
64601450
n÷2
6460145
n÷3
4306763.3333333
n÷3
3230072.5
n÷5
2584058
n2
166933893684100
n3
2.1568343172277E+21
n4
2.7866924860534E+28
n5
3.6004875060631E+35
2 √n
3594.480490975
3 √n
234.65190655198
4 √n
59.953986447734
5 √n
26.439573933249
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
-12920289
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 12920290 can be divided by 8 positive divisors.
The sum of these divisors (counting 12920290) is 1, the average is 0.125.
Base
System
Value
2
Binary
110001010010010111100010
3
Ternary
220022102022021
4
Quaternary
301102113202
5
Quinary
11301422130
6
Senary
1140532054
8
Octal
61222742
10
Decimal
12920290
12
Duodecimal
43b102a
16
Hexadecimal
c525e2
20
Vigesimal
40f0ea
36
Base36
7oxcy
md5
7c44be8986210382cf78f4e676c16f85
sha1
6b7c2c838bd066544d0b6ec251a3c0c615a9d7e7
sha256
f0251020c8e43945cf4087d19985fd3ac130ee3b2048db006d83dcea89bf69d4
sha512
bae82d85e595f335cf675a8b5dd6e4cb701908ed66f85fcc0550854bb9d8a10535c537274b3674b03f0d259185f4b4c0537a241c559084dab0e637b3dcb71892
ripemd-160
eba733f1d5a59adfac2c344e015c59715e0e20ba
Diameter
25840580
Circumference
81180576.292499
Area
5.2443829403311E+14
Volume
9.0345264613507E+21
Surface area
2.0977531761324E+15
Circumference
81180576.292499
Perimeter
51681160
Area
166933893684100
Diagonal
18272049.347793
Surface area
1001603362104600
Volume
2.1568343172277E+21
Space diagonal
22378598.728524
Perimeter
38760870
Area
72284496341541
Altitude
11189299.364262
Surface area
72284496341541
Volume
2.541853619346E+20
Height
6090683.1159312