18488971 is an odd 8-digits prime number following 18488970
and preceding 18488972 . In scientific notation, it is written as 1.8488971 × 10^7.
The sum of its digits is 46. It has a total of 1 prime factors and 2 positive divisors.
There are 18488970 positive integers (up to 18488971) that are relatively prime to 18488971.
18488971 has 2 divisors, whose sum is 18488972
The reverse of 18488971 is 17988481
Previous prime number is 1
Is Prime? yes Number parity odd Number length 8 Sum of Digits 46 Digital Root 1
Name
eighteen million four hundred eighty-eight thousand nine hundred seventy-one
Scientific notation
1.8488971 × 10^7
Engineering notation
1.8488971 × 10^6
Prime Factorization
18488971
Composite number
ω Distinct Factors
1 Total number of distinct prime factors
Ω Total Factors
1 Total number of prime factors
rad Radical
18488971 Product of the distinct prime numbers
The prime factorization of 18488971 is 18488971.
Since it has a total of 1 prime factors.
1 , 1 , 17 , 95 , 114 , 495 , 741 , 3512 , 58532 , 65658 , 389734 , 219136 , 2431679 , 4209487 , 22585827 , 1351819 , 261138588 , 779995598 , 8821076229 , 2937748024
n×2
36977942
n×3
55466913
n×4
73955884
n×5
92444855
n÷2
9244485.5
n÷3
6162990.3333333
n÷3
4622242.75
n÷5
3697794.2
n2
341842048638841
n3
6.3203077238641E+21
n4
1.168559862176E+29
n5
2.1605469403536E+36
2 √n4299.8803471725
3 √n264.4260558043
4 √n65.573472892416
5 √n28.404199104284
2 divisors
τ Total Divisors
2 Total number of the positive divisors of n
σ Sum of Divisors
18488972 Sum of all the positive divisors of n
s Aliquot Sum
1 Sum of the proper positive divisors of n
A Arithmetic Mean
9244486 Returns the sum of divisors (σ(n )) divided by the total number of divisors (τ(n ))
G Geometric Mean
4299.8804634548 Returns the nth root of the product of n divisors
H Harmonic Mean
1.9999998918274 Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 18488971 can be divided by 2 positive divisors.
The sum of these divisors (counting 18488971) is 18488972, the average is 9244486.
Base
System
Value
2
Binary
1000110100001111010001011
3
Ternary
1021210100002201
4
Quaternary
1012201322023
5
Quinary
14213121341
6
Senary
1500141031
8
Octal
106417213
10
Decimal
18488971
12
Duodecimal
6237777
16
Hexadecimal
11a1e8b
20
Vigesimal
5fb28b
36
Base36
b0a6j
md5
44674dbf214e665385086648c4f04ef1
sha1
ee0c14f737788eb6ee5692bfcbe2bcd01fc99ca9
sha256
26fac9dfeb514cc27b2b533cecd2842c6adc9d8e49cc7cdc49582ee0075ffdc0
sha512
e11d2a33f5713f8861fd975e2cd4825b0d818f23029c88893a36cdab36157ec54242fd43e18a5605714c7704b5a0c12163f7f1fa66e9e7dfbe8a25cfe89b4b09
ripemd-160
4dfdd4ae4ef5ff52714b7d2648f48e4c9d513eed
Diameter
36977942
Circumference
116169630.93207
Area
1.0739284686919E+15
Volume
2.6474443084958E+22
Surface area
4.2957138747675E+15
Circumference
116169630.93207
Perimeter
73955884
Area
341842048638841
Diagonal
26147353.542523
Surface area
2051052291833046
Volume
6.3203077238641E+21
Space diagonal
32023837.151668
Perimeter
55466913
Area
1.4802194910148E+14
Altitude
16011918.575834
Surface area
1.4802194910148E+14
Volume
7.4485540845501E+20
Height
8715784.5141743