20145190 is an even 8-digits composite number following 20145189
and preceding 20145191 . In scientific notation, it is written as 2.0145190 × 10^7.
The sum of its digits is 22. It has a total of 5 prime factors and 32 positive divisors.
There are 7395840 positive integers (up to 20145190) that are relatively prime to 20145190.
20145190 has 32 divisors, whose sum is 39273696
The reverse of 20145190 is 09154102
Previous prime number is 13
Is Prime? no
Number parity even
Number length 8
Sum of Digits 22
Digital Root 4
Name
twenty million one hundred forty-five thousand one hundred ninety
Scientific notation
2.0145190 × 10^7
Engineering notation
2.0145190 × 10^6
Prime Factorization
2 × 5 × 643 × 13 × 241
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20145190
Product of the distinct prime numbers
The prime factorization of 20145190 is 2 × 5 × 643 × 13 × 241.
Since it has a total of 5 prime factors.
9 , 1 , 95 , 99 , 45 , 800 , 4847 , 1783 , 79441 , 35988 , 623476 , 264475 , 4711362 , 4019227 , 74385386 , 80762521 , 793573815 , 436139773 , 4880510348 , 1109468773
n×2
40290380
n×3
60435570
n×4
80580760
n×5
100725950
n÷2
10072595
n÷3
6715063.3333333
n÷3
5036297.5
n÷5
4029038
n2
405828680136100
n3
8.175495868791E+21
n4
1.6469691762101E+29
n5
3.3178506978896E+36
2 √n
4488.3393365475
3 √n
272.09702240933
4 √n
66.995069494311
5 √n
28.89577011596
1 , 2 , 5 , 10 , 13 , 26 , 65 , 130 , 241 , 482 , 643 , 1205 , 1286 , 2410 , 3133 , 3215 , 6266 , 6430 , 8359 , 15665 , 16718 , 31330 , 41795 , 83590 , 154963 , 309926 , 774815 , 1549630 , 2014519 , 4029038 , 10072595 , 20145190
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20145189
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20145190 can be divided by 32 positive divisors.
The sum of these divisors (counting 20145190) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001100110110010000100110
3
Ternary
1101220111000011
4
Quaternary
1030312100212
5
Quinary
20124121230
6
Senary
1555440434
8
Octal
114662046
10
Decimal
20145190
12
Duodecimal
68b611a
16
Hexadecimal
1336426
20
Vigesimal
65i2ja
36
Base36
bzs4m
md5
91719c125ccf04a9a10d0939da609d2a
sha1
7d076e53d36aa5b6f8400225f33032a3526a472a
sha256
18857197e3ffc8bc36e17ad6cb30a459ada6569a2244192dada86827b5f2a1f5
sha512
b8645d462b50433f88da9d652a16c71b25c0f29771ce3364b3711a0ff0dc38a0ec9377feff34be25a62fefa7d62dee43faa057f9faa40e080b65330de60ed7b4
ripemd-160
bdf5bf82ed6b2cc3edc69fee6c60a801d7d5d196
Diameter
40290380
Circumference
126575961.81834
Area
1.2749484001316E+15
Volume
3.4245437014463E+22
Surface area
5.0997936005265E+15
Circumference
126575961.81834
Perimeter
80580760
Area
405828680136100
Diagonal
28489600.914583
Surface area
2434972080816600
Volume
8.175495868791E+21
Space diagonal
34892492.608128
Perimeter
60435570
Area
1.7572897329109E+14
Altitude
17446246.304064
Surface area
1.7572897329109E+14
Volume
9.6349142806412E+20
Height
9496533.6381943