1640406 is an even 7-digits composite number following 1640405
and preceding 1640407 . In scientific notation, it is written as 1.640406 × 10^6.
The sum of its digits is 21. It has a total of 4 prime factors and 16 positive divisors.
There are 522984 positive integers (up to 1640406) that are relatively prime to 1640406.
1640406 has 16 divisors, whose sum is 3423744
The reverse of 1640406 is 6040461
Previous prime number is 23
Is Prime? no
Number parity even
Number length 7
Sum of Digits 21
Digital Root 3
Name
one million six hundred forty thousand four hundred six
Scientific notation
1.640406 × 10^6
Engineering notation
1.640406 × 10^6
Prime Factorization
2 × 3 × 23 × 11887
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
1640406
Product of the distinct prime numbers
The prime factorization of 1640406 is 2 × 3 × 23 × 11887.
Since it has a total of 4 prime factors.
5 , 4 , 80 , 49 , 539 , 870 , 7795 , 9392 , 99173 , 46980 , 376987 , 801635 , 7752192 , 6703089 , 72878328 , 35423616 , 196509183 , 659305544 , 3218333312 , 2853809441
n×2
3280812
n×3
4921218
n×4
6561624
n×5
8202030
n÷2
820203
n÷3
546802
n÷3
410101.5
n÷5
328081.2
n2
2690931844836
n3
4414220743860043416
n4
7.2411141935525E+24
n5
1.1878367169789E+31
2 √n
1280.7833540455
3 √n
117.93710140147
4 √n
35.788033671124
5 √n
17.498074845117
1 , 2 , 3 , 6 , 23 , 46 , 69 , 138 , 11887 , 23774 , 35661 , 71322 , 273401 , 546802 , 820203 , 1640406
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
-1640405
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 1640406 can be divided by 16 positive divisors.
The sum of these divisors (counting 1640406) is 1, the average is 0.0625.
Base
System
Value
2
Binary
110010000011111010110
3
Ternary
10002100012210
4
Quaternary
12100133112
5
Quinary
404443111
6
Senary
55054250
8
Octal
6203726
10
Decimal
1640406
12
Duodecimal
671386
16
Hexadecimal
1907d6
20
Vigesimal
a5106
36
Base36
z5qu
md5
f2f74fb9ac7101e40deefe81c6aeb546
sha1
97006e97da7df7c755cfcab7eca9e6d1b6b7d7c4
sha256
92f6af440a123c5c0568babaaced4a3e521a3807402dc45218d80a1376bb0a9f
sha512
4146e510dd74811c9f3b09ed01345e9d00991aa83bc2cb61b55e2b8958b6d1aaa0b8c391097a466ce153afdf82aeba03cac25a81481099c07a660c603af1f1db
ripemd-160
f6d89782fd8e538073715a0d0490612f1a894f55
Diameter
3280812
Circumference
10306974.877009
Area
8453811715047.6
Volume
1.8490244613646E+19
Surface area
33815246860190
Circumference
10306974.877009
Perimeter
6561624
Area
2690931844836
Diagonal
2319884.4129982
Surface area
16145591069016
Volume
4414220743860043416
Space diagonal
2841266.5370408
Perimeter
4921218
Area
1165207668740.3
Altitude
1420633.2685204
Surface area
1165207668740.3
Volume
5.2022090360629E+17
Height
773294.80433273