40806987 is an odd 8-digits composite number following 40806986
and preceding 40806988 . In scientific notation, it is written as 4.0806987 × 10^7.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 23224320 positive integers (up to 40806987) that are relatively prime to 40806987.
40806987 has 16 divisors, whose sum is 59558688
The reverse of 40806987 is 78960804
Previous prime number is 17153
Is Prime? no
Number parity odd
Number length 8
Sum of Digits 42
Digital Root 6
Name
forty million eight hundred six thousand nine hundred eighty-seven
Scientific notation
4.0806987 × 10^7
Engineering notation
4.0806987 × 10^6
Prime Factorization
3 × 13 × 17153 × 61
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
40806987
Product of the distinct prime numbers
The prime factorization of 40806987 is 3 × 13 × 17153 × 61.
Since it has a total of 4 prime factors.
2 , 10 , 76 , 69 , 727 , 902 , 728 , 2937 , 16553 , 76645 , 785464 , 104027 , 8697790 , 2927143 , 8788657 , 83764897 , 882687502 , 723994449 , 4525207297 , 6538387428
n×2
81613974
n×3
122420961
n×4
163227948
n×5
204034935
n÷2
20403493.5
n÷3
13602329
n÷3
10201746.75
n÷5
8161397.4
n2
1665210188018169
n3
6.7952210494725E+22
n4
2.7729249702795E+30
n5
1.1315471321417E+38
2 √n
6388.0346742954
3 √n
344.27977453902
4 √n
79.92518172826
5 √n
33.277209888137
1 , 3 , 13 , 39 , 61 , 183 , 793 , 2379 , 17153 , 51459 , 222989 , 668967 , 1046333 , 3138999 , 13602329 , 40806987
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
-40806986
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 40806987 can be divided by 16 positive divisors.
The sum of these divisors (counting 40806987) is 1, the average is 0.0625.
Base
System
Value
2
Binary
10011011101010101001001011
3
Ternary
2211210012122220
4
Quaternary
2123222221023
5
Quinary
40421310422
6
Senary
4014345123
8
Octal
233525113
10
Decimal
40806987
12
Duodecimal
117bb1a3
16
Hexadecimal
26eaa4b
20
Vigesimal
cf0h97
36
Base36
oamvf
md5
a56b39d2283d4990fc36418e98ad1810
sha1
da144c3c9c30d2d33aad0fb9964c2468788b9dab
sha256
5ab4613d9aa3fe1b205b9f19fb519e101ac3cd5a9899d444329f174f00f32925
sha512
5f4ecbf4cfc3be7d7eaca0d0671ebc0b08c8bd863254010eaaf7b4ef87fd940c59ca8714dc2862be629e1ec8a3404a4fa5ccdc624fd34b047a6f2afdd3f369e9
ripemd-160
ccbbdaddc539798628372809dd51b3aa69ea6bb7
Diameter
81613974
Circumference
256397861.14867
Area
5.2314120933608E+15
Volume
2.8463755371389E+23
Surface area
2.0925648373443E+16
Circumference
256397861.14867
Perimeter
163227948
Area
1665210188018169
Diagonal
57709794.454983
Surface area
9991261128109014
Volume
6.7952210494725E+22
Space diagonal
70679774.787803
Perimeter
122420961
Area
7.210571627322E+14
Altitude
35339887.393901
Surface area
7.210571627322E+14
Volume
8.0082448062393E+21
Height
19236598.151661