13840905 is an odd 8-digits composite number following 13840904
and preceding 13840906 . In scientific notation, it is written as 1.3840905 × 10^7.
The sum of its digits is 30. It has a total of 3 prime factors and 8 positive divisors.
There are 6813888 positive integers (up to 13840905) that are relatively prime to 13840905.
13840905 has 8 divisors, whose sum is 15899520
The reverse of 13840905 is 50904831
Previous prime number is 13
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 30
Digital Root 3
Name
thirteen million eight hundred forty thousand nine hundred five
Scientific notation
1.3840905 × 10^7
Engineering notation
1.3840905 × 10^6
Prime Factorization
15 × 13 × 70979
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
3
Total number of prime factors
rad
Radical
13840905
Product of the distinct prime numbers
The prime factorization of 13840905 is 15 × 13 × 70979.
Since it has a total of 3 prime factors.
4 , 5 , 84 , 94 , 502 , 906 , 5477 , 5356 , 32100 , 20837 , 161966 , 70273 , 5886227 , 9092428 , 59030269 , 82103522 , 16459977 , 74704579 , 2922711946 , 5635319226
n×2
27681810
n×3
41522715
n×4
55363620
n×5
69204525
n÷2
6920452.5
n÷3
4613635
n÷3
3460226.25
n÷5
2768181
n2
191570651219025
n3
2.6515111843107E+21
n4
3.6699314408481E+28
n5
5.0795172429292E+35
2 √n
3720.3366783129
3 √n
240.09779001034
4 √n
60.99456269466
5 √n
26.806054581939
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
-13840904
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 13840905 can be divided by 8 positive divisors.
The sum of these divisors (counting 13840905) is 1, the average is 0.125.
Base
System
Value
2
Binary
110100110011001000001001
3
Ternary
222001012011010
4
Quaternary
310303020021
5
Quinary
12020402110
6
Senary
1212354133
8
Octal
64631011
10
Decimal
13840905
12
Duodecimal
4775949
16
Hexadecimal
d33209
20
Vigesimal
46a255
36
Base36
88npl
md5
1d6ec1a9acc7394e3e250a3c78147df3
sha1
37880e3aa5e1f31058644b398db1870bb462cdea
sha256
c5bf0e83e23dde16b0d43e085a0eb4f5c5d01f1d09473bddfee67a83e51519df
sha512
dd388353ca997c58ec2f095514e01346c4ffac730819e4db80b7aaf97670864012cafd523188fe5af69f786c29d25d93d7da93f4071165ea21297e13fa224440
ripemd-160
a3578167950a0a16b6ce994c1b54234ba0975adf
Diameter
27681810
Circumference
86964970.934068
Area
6.018369505131E+14
Volume
1.1106624076722E+22
Surface area
2.4073478020524E+15
Circumference
86964970.934068
Perimeter
55363620
Area
191570651219025
Diagonal
19573995.566518
Surface area
1149423907314150
Volume
2.6515111843107E+21
Space diagonal
23973150.682734
Perimeter
41522715
Area
82952525287602
Altitude
11986575.341367
Surface area
82952525287602
Volume
3.1248358980301E+20
Height
6524665.1888392