20152505 is an odd 8-digits composite number following 20152504
and preceding 20152506 . In scientific notation, it is written as 2.0152505 × 10^7.
The sum of its digits is 20. It has a total of 4 prime factors and 16 positive divisors.
There are 15769728 positive integers (up to 20152505) that are relatively prime to 20152505.
20152505 has 16 divisors, whose sum is 24718080
The reverse of 20152505 is 50525102
Previous prime number is 313
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 20
Digital Root 2
Name
twenty million one hundred fifty-two thousand five hundred five
Scientific notation
2.0152505 × 10^7
Engineering notation
2.0152505 × 10^6
Prime Factorization
5 × 79 × 313 × 163
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
20152505
Product of the distinct prime numbers
The prime factorization of 20152505 is 5 × 79 × 313 × 163.
Since it has a total of 4 prime factors.
2 , 4 , 47 , 63 , 584 , 433 , 2457 , 9449 , 7340 , 73211 , 814464 , 441485 , 2553015 , 542493 , 21101689 , 33970155 , 939296376 , 731104620 , 2634606084 , 3419622151
n×2
40305010
n×3
60457515
n×4
80610020
n×5
100762525
n÷2
10076252.5
n÷3
6717501.6666667
n÷3
5038126.25
n÷5
4030501
n2
406123457775025
n3
8.1844050134285E+21
n4
1.6493626295514E+29
n5
3.3238788638848E+36
2 √n
4489.1541519534
3 √n
272.12995250091
4 √n
67.001150377836
5 √n
28.897868302814
1 , 5 , 79 , 163 , 313 , 395 , 815 , 1565 , 12877 , 24727 , 51019 , 64385 , 123635 , 255095 , 4030501 , 20152505
16 divisors
τ
Total Divisors
16
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-20152504
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.0625
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
16
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 20152505 can be divided by 16 positive divisors.
The sum of these divisors (counting 20152505) is 1, the average is 0.0625.
Base
System
Value
2
Binary
1001100111000000010111001
3
Ternary
1101220212001002
4
Quaternary
1030320002321
5
Quinary
20124340010
6
Senary
1555534345
8
Octal
114700271
10
Decimal
20152505
12
Duodecimal
68ba3b5
16
Hexadecimal
13380b9
20
Vigesimal
65j155
36
Base36
bzxrt
md5
52cef61e3f6088e27386aa6e64bf62b6
sha1
4fb7d935c225a76b2560612c5242b33334664e3a
sha256
8c73b3cbbc936e8a40398db87e45414fb2fc81478b142b74bc71eff6c3254949
sha512
c3737fdb62d4bdc483c7a71714eda1b23261a6dd8ca3b184ba6559ee8f8346c2f6e0fb742efc2d97b10c4cc5f2c6414accf9cd600e6216ec01dea5db55055c51
ripemd-160
db972e7e603e13b31a024db76820bff00b0c9c38
Diameter
40305010
Circumference
126621923.31886
Area
1.2758744713965E+15
Volume
3.4282755552254E+22
Surface area
5.103497885586E+15
Circumference
126621923.31886
Perimeter
80610020
Area
406123457775025
Diagonal
28499945.886792
Surface area
2436740746650150
Volume
8.1844050134285E+21
Space diagonal
34905162.559786
Perimeter
60457515
Area
1.7585661575297E+14
Altitude
17452581.279893
Surface area
1.7585661575297E+14
Volume
9.6454138082874E+20
Height
9499981.9622639