690408906 is an even 9-digits composite number following 690408905
and preceding 690408907 . In scientific notation, it is written as 6.90408906 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 209030640 positive integers (up to 690408906) that are relatively prime to 690408906.
690408906 has 16 divisors, whose sum is 1067935104
The reverse of 690408906 is 609804096
Previous prime number is 1327
Is Prime? no
Number parity even
Number length 9
Sum of Digits 42
Digital Root 6
Name
six hundred ninety million four hundred eight thousand nine hundred six
Scientific notation
6.90408906 × 10^8
Engineering notation
6.90408906 × 10^6
Prime Factorization
2 × 33 × 1327 × 7883
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
690408906
Product of the distinct prime numbers
The prime factorization of 690408906 is 2 × 33 × 1327 × 7883.
Since it has a total of 4 prime factors.
7 , 8 , 34 , 93 , 119 , 303 , 9670 , 9175 , 60874 , 60973 , 303200 , 30351 , 3258673 , 1999008 , 56709741 , 452712 , 451235452 , 566495296 , 7580537630 , 3095833680
n×2
1380817812
n×3
2071226718
n×4
2761635624
n×5
3452044530
n÷2
345204453
n÷3
230136302
n÷3
172602226.5
n÷5
138081781.2
n2
476664457484116836
n3
3.2909338662069E+26
n4
2.2720900502863E+35
n5
1.5686712059516E+44
2 √n
26275.633313015
3 √n
883.83011432725
4 √n
162.09760427907
5 √n
58.58970036723
1 , 2 , 33 , 66 , 1327 , 2654 , 7883 , 15766 , 43791 , 87582 , 260139 , 520278 , 10460741 , 20921482 , 345204453 , 690408906
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
-690408905
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 690408906 can be divided by 16 positive divisors.
The sum of these divisors (counting 690408906) is 1, the average is 0.0625.
Base
System
Value
2
Binary
101001001001101100110111001010
3
Ternary
1210010010101222020
4
Quaternary
221021230313022
5
Quinary
2403221041111
6
Senary
152301505310
8
Octal
5111546712
10
Decimal
690408906
12
Duodecimal
173272236
16
Hexadecimal
2926cdca
20
Vigesimal
aff1256
36
Base36
bf1ux6
md5
1a1052046fd33b27d2f8d526ef00e335
sha1
a398175c94e179ed246b669655986c452f69561d
sha256
db80428befc4189f188b99574ab045410c000c5f76d398ed5423bf54da69c2d3
sha512
4ccb7ac60f486bd5d4e9947f9a57cab5983205c1850745f689185be6e8642d95502d2bdddf103b218eff68292bba3330102dd6b9b4de2cc9a02846633336eedd
ripemd-160
68a63344eaf81bb1a43a0ea0ae7a27aa3636005f
Diameter
1380817812
Circumference
4337967094.1251
Area
1.4974855578595E+18
Volume
1.3785031543367E+27
Surface area
5.9899422314379E+18
Circumference
4337967094.1251
Perimeter
2761635624
Area
476664457484116836
Diagonal
976385638.44837
Surface area
2859986744904701016
Volume
3.2909338662069E+26
Space diagonal
1195823303.19
Perimeter
2071226718
Area
2.0640176463119E+17
Altitude
597911651.59502
Surface area
2.0640176463119E+17
Volume
3.8784027553856E+25
Height
325461879.48279