20145263 is an odd 8-digits composite number following 20145262
and preceding 20145264 . In scientific notation, it is written as 2.0145263 × 10^7.
The sum of its digits is 23. It has a total of 3 prime factors and 8 positive divisors.
There are 18254808 positive integers (up to 20145263) that are relatively prime to 20145263.
20145263 has 8 divisors, whose sum is 22128000
The reverse of 20145263 is 36254102
Previous prime number is 23
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 23
Digital Root 5
Name
twenty million one hundred forty-five thousand two hundred sixty-three
Scientific notation
2.0145263 × 10^7
Engineering notation
2.0145263 × 10^6
Prime Factorization
19 × 23 × 46099
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
20145263
Product of the distinct prime numbers
The prime factorization of 20145263 is 19 × 23 × 46099.
Since it has a total of 3 prime factors.
3 , 10 , 27 , 40 , 297 , 257 , 2857 , 6825 , 47495 , 56395 , 343066 , 41157 , 8974580 , 2334452 , 32352562 , 92082120 , 883830678 , 606437704 , 5122844825 , 1102803634
n×2
40290526
n×3
60435789
n×4
80581052
n×5
100726315
n÷2
10072631.5
n÷3
6715087.6666667
n÷3
5036315.75
n÷5
4029052.6
n2
405831621339169
n3
8.175584745594E+21
n4
1.6469930487878E+29
n5
3.3179108127002E+36
2 √n
4488.3474687239
3 √n
272.09735107436
4 √n
66.995130186633
5 √n
28.895791057815
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
-20145262
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 20145263 can be divided by 8 positive divisors.
The sum of these divisors (counting 20145263) is 1, the average is 0.125.
Base
System
Value
2
Binary
1001100110110010001101111
3
Ternary
1101220111002212
4
Quaternary
1030312101233
5
Quinary
20124122023
6
Senary
1555441035
8
Octal
114662157
10
Decimal
20145263
12
Duodecimal
68b617b
16
Hexadecimal
133646f
20
Vigesimal
65i333
36
Base36
bzs6n
md5
a50ce966273d01aaf16ca197105a00dd
sha1
ac40e84b90c489009109bcc02e6c89f695f12a84
sha256
e2f3c423bebaccf7335a636530994753c95c7c837c8d2dbb7c79a1bfb6c0a92c
sha512
6c424e7d830db2052eb9b6e679e9b6e0d339f447a84b8615476ed704881d68c4a11e7d2aaaa3c00d85bdb2e8868f1637eaa21559de1afd333928b7c681f3d20b
ripemd-160
7140b955dfbb815275994edd9ae1a5622d851802
Diameter
40290526
Circumference
126576420.49087
Area
1.2749576401936E+15
Volume
3.4245809300745E+22
Surface area
5.0998305607743E+15
Circumference
126576420.49087
Perimeter
80581052
Area
405831621339169
Diagonal
28489704.152173
Surface area
2434989728035014
Volume
8.175584745594E+21
Space diagonal
34892619.047837
Perimeter
60435789
Area
1.7573024686937E+14
Altitude
17446309.523919
Surface area
1.7573024686937E+14
Volume
9.635019022958E+20
Height
9496568.0507243