18542013 is an odd 8-digits composite number following 18542012
and preceding 18542014 . In scientific notation, it is written as 1.8542013 × 10^7.
The sum of its digits is 24. It has a total of 3 prime factors and 8 positive divisors.
There are 10595424 positive integers (up to 18542013) that are relatively prime to 18542013.
18542013 has 8 divisors, whose sum is 28254528
The reverse of 18542013 is 31024581
Previous prime number is 7
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 24
Digital Root 6
Name
eighteen million five hundred forty-two thousand thirteen
Scientific notation
1.8542013 × 10^7
Engineering notation
1.8542013 × 10^6
Prime Factorization
3 × 7 × 882953
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
18542013
Product of the distinct prime numbers
The prime factorization of 18542013 is 3 × 7 × 882953.
Since it has a total of 3 prime factors.
3 , 5 , 13 , 22 , 840 , 919 , 3471 , 1832 , 79261 , 59806 , 869280 , 777065 , 4588517 , 6265814 , 13864918 , 48658259 , 504110653 , 291576369 , 92885721 , 1725737394
n×2
37084026
n×3
55626039
n×4
74168052
n×5
92710065
n÷2
9271006.5
n÷3
6180671
n÷3
4635503.25
n÷5
3708402.6
n2
343806246092169
n3
6.3748598845222E+21
n4
1.1820273485199E+29
n5
2.1917166462611E+36
2 √n
4306.0437759038
3 √n
264.67868020543
4 √n
65.620452420749
5 √n
28.420477885835
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
-18542012
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 18542013 can be divided by 8 positive divisors.
The sum of these divisors (counting 18542013) is 1, the average is 0.125.
Base
System
Value
2
Binary
1000110101110110110111101
3
Ternary
1021220000212020
4
Quaternary
1012232312331
5
Quinary
14221321023
6
Senary
1501230353
8
Octal
106566675
10
Decimal
18542013
12
Duodecimal
62623b9
16
Hexadecimal
11aedbd
20
Vigesimal
5fhf0d
36
Base36
b1f3x
md5
0a5e40070e9f3ba4aa93236553c48465
sha1
fe2465069cd27f999c7aebc5eb735325e514f95a
sha256
3d48e898523b69c7df40fdb8ffa37b381c5a3f90f97395cd905688150b8a381f
sha512
07a3382a27d5c106dec91248abca97cfd5bb844241294aaf47fbc310e0089c3cef4603297885c8a79c7480b7913beb7e8769f566446c3b6b752573cc72d033da
ripemd-160
72740c075b2594e55a33f847531bd3561d636029
Diameter
37084026
Circumference
116502903.64713
Area
1.0800991769814E+15
Volume
2.6702950641172E+22
Surface area
4.3203967079258E+15
Circumference
116502903.64713
Perimeter
74168052
Area
343806246092169
Diagonal
26222366.258298
Surface area
2062837476553014
Volume
6.3748598845222E+21
Space diagonal
32115708.590603
Perimeter
55626039
Area
1.4887247154779E+14
Altitude
16057854.295301
Surface area
1.4887247154779E+14
Volume
7.5128444224329E+20
Height
8740788.7527661