20742015 is an odd 8-digits composite number following 20742014
and preceding 20742016 . In scientific notation, it is written as 2.0742015 × 10^7.
The sum of its digits is 21. It has a total of 5 prime factors and 32 positive divisors.
There are 8709120 positive integers (up to 20742015) that are relatively prime to 20742015.
20742015 has 32 divisors, whose sum is 30862080
The reverse of 20742015 is 51024702
Previous prime number is 37
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 21
Digital Root 3
Name
twenty million seven hundred forty-two thousand fifteen
Scientific notation
2.0742015 × 10^7
Engineering notation
2.0742015 × 10^6
Prime Factorization
35 × 3 × 19 × 37 × 281
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
20742015
Product of the distinct prime numbers
The prime factorization of 20742015 is 35 × 3 × 19 × 37 × 281.
Since it has a total of 5 prime factors.
2 , 10 , 18 , 68 , 561 , 862 , 7658 , 5965 , 84095 , 65418 , 686636 , 141561 , 4631278 , 1245192 , 46203529 , 43314422 , 292534139 , 941820166 , 4386593371 , 5514538013
n×2
41484030
n×3
62226045
n×4
82968060
n×5
103710075
n÷2
10371007.5
n÷3
6914005
n÷3
5185503.75
n÷5
4148403
n2
430231186260225
n3
8.9238617188774E+21
n4
1.8509887363088E+29
n5
3.8393236133348E+36
2 √n
4554.3402376195
3 √n
274.75797990458
4 √n
67.485852129313
5 √n
29.064990731379
1 , 3 , 19 , 35 , 37 , 57 , 105 , 111 , 281 , 665 , 703 , 843 , 1295 , 1995 , 2109 , 3885 , 5339 , 9835 , 10397 , 16017 , 24605 , 29505 , 31191 , 73815 , 186865 , 197543 , 363895 , 560595 , 592629 , 1091685 , 6914005 , 20742015
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
-20742014
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 20742015 can be divided by 32 positive divisors.
The sum of these divisors (counting 20742015) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1001111000111111101111111
3
Ternary
1110000210200210
4
Quaternary
1033013331333
5
Quinary
20302221030
6
Senary
2020323503
8
Octal
117077577
10
Decimal
20742015
12
Duodecimal
6b43593
16
Hexadecimal
13c7f7f
20
Vigesimal
69cf0f
36
Base36
cckn3
md5
a6de58de53f5f22f169a25c51bacffcd
sha1
7c7dfbc86676acfcbe631065ba447ef3728102a0
sha256
ccc098d6a9bf3b913779577a8585c37279711871fb3568d8fdffb0fd9aac161c
sha512
b4a8fe2985f6dfe86ac6c8996ff5a10fa8d564e7ac0f206c512ae5131ad3dd3e1534bfb9f0478067ff4aa60d08af69a5d7c832e4d781a9963de4a4240adc9f71
ripemd-160
badcd8ffedfdc4a8cae3638fdba9cb9900a7f143
Diameter
41484030
Circumference
130325923.8893
Area
1.3516111341003E+15
Volume
3.7380184556902E+22
Surface area
5.4064445364014E+15
Circumference
130325923.8893
Perimeter
82968060
Area
430231186260225
Diagonal
29333638.923946
Surface area
2581387117561350
Volume
8.9238617188774E+21
Space diagonal
35926223.831356
Perimeter
62226045
Area
1.8629556840083E+14
Altitude
17963111.915678
Surface area
1.8629556840083E+14
Volume
1.0516871892982E+21
Height
9777879.6413154