669683721 is an odd 9-digits composite number following 669683720
and preceding 669683722 . In scientific notation, it is written as 6.69683721 × 10^8.
The sum of its digits is 48. It has a total of 4 prime factors and 16 positive divisors.
There are 382540800 positive integers (up to 669683721) that are relatively prime to 669683721.
669683721 has 16 divisors, whose sum is 1020832128
The reverse of 669683721 is 127386966
Previous prime number is 5861
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 48
Digital Root 3
Name
six hundred sixty-nine million six hundred eighty-three thousand seven hundred twenty-one
Scientific notation
6.69683721 × 10^8
Engineering notation
6.69683721 × 10^6
Prime Factorization
3 × 7 × 5861 × 5441
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
669683721
Product of the distinct prime numbers
The prime factorization of 669683721 is 3 × 7 × 5861 × 5441.
Since it has a total of 4 prime factors.
4 , 10 , 94 , 75 , 351 , 696 , 7164 , 3156 , 81438 , 75632 , 28119 , 656936 , 1321505 , 3989331 , 47104268 , 25621811 , 605252601 , 516507383 , 2294703646 , 7989315735
n×2
1339367442
n×3
2009051163
n×4
2678734884
n×5
3348418605
n÷2
334841860.5
n÷3
223227907
n÷3
167420930.25
n÷5
133936744.2
n2
448476286172405841
n3
3.003372681042E+26
n4
2.0113097925899E+35
n5
1.3469414259854E+44
2 √n
25878.248028025
3 √n
874.8963016157
4 √n
160.86717511048
5 √n
58.233641485455
1 , 3 , 7 , 21 , 5441 , 5861 , 16323 , 17583 , 38087 , 41027 , 114261 , 123081 , 31889701 , 95669103 , 223227907 , 669683721
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
-669683720
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 669683721 can be divided by 16 positive divisors.
The sum of these divisors (counting 669683721) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100111111010101001000000001001
3
Ternary
1201200010110100210
4
Quaternary
213322221000021
5
Quinary
2332414334341
6
Senary
150241351333
8
Octal
4772510011
10
Decimal
669683721
12
Duodecimal
168338549
16
Hexadecimal
27ea9009
20
Vigesimal
a95a961
36
Base36
b2pn9l
md5
958eb9ce9762b68f8dd9ae5ab44fe512
sha1
319eae3c0931efbeeea0c4c8a462920a1d6ff5e7
sha256
9b360a585ff688f6e9c60f501b8b60a37e28d333269d25837c6700a5252dce39
sha512
5b27b9ea7a94f0865c7d4d388df4c90e2437f7809953dd6e58d5f20e17e71dccb0a893cfc2e0a914c411915dd8a5745b0d03dea905e00ad7968c9a67fd0f22d7
ripemd-160
ed8af2606856e53a6896da90464b0e256fbd46c6
Diameter
1339367442
Circumference
4207746916.2446
Area
1.4089298059485E+18
Volume
1.2580498067672E+27
Surface area
5.6357192237939E+18
Circumference
4207746916.2446
Perimeter
2678734884
Area
448476286172405841
Diagonal
947075800.73868
Surface area
2690857717034435046
Volume
3.003372681042E+26
Space diagonal
1159926229.7738
Perimeter
2009051163
Area
1.941959284101E+17
Altitude
579963114.88689
Surface area
1.941959284101E+17
Volume
3.5395086486587E+25
Height
315691933.57956