561609861 is an odd 9-digits composite number following 561609860
and preceding 561609862 . In scientific notation, it is written as 5.61609861 × 10^8.
The sum of its digits is 42. It has a total of 4 prime factors and 16 positive divisors.
There are 371988288 positive integers (up to 561609861) that are relatively prime to 561609861.
561609861 has 16 divisors, whose sum is 753667200
The reverse of 561609861 is 168906165
Previous prime number is 487
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 42
Digital Root 6
Name
five hundred sixty-one million six hundred nine thousand eight hundred sixty-one
Scientific notation
5.61609861 × 10^8
Engineering notation
5.61609861 × 10^6
Prime Factorization
3 × 269 × 487 × 1429
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
561609861
Product of the distinct prime numbers
The prime factorization of 561609861 is 3 × 269 × 487 × 1429.
Since it has a total of 4 prime factors.
1 , 1 , 5 , 19 , 280 , 895 , 8156 , 8594 , 32869 , 41684 , 230297 , 649341 , 5683600 , 9120445 , 71965635 , 96453329 , 182319250 , 240691199 , 2859450483 , 6564717849
n×2
1123219722
n×3
1684829583
n×4
2246439444
n×5
2808049305
n÷2
280804930.5
n÷3
187203287
n÷3
140402465.25
n÷5
112321972.2
n2
315405635972439321
n3
1.771349153771E+26
n4
9.9480715203179E+34
n5
5.5869350637438E+43
2 √n
23698.309243488
3 √n
825.04614911725
4 √n
153.9425517636
5 √n
56.219495617679
1 , 3 , 269 , 487 , 807 , 1429 , 1461 , 4287 , 131003 , 384401 , 393009 , 695923 , 1153203 , 2087769 , 187203287 , 561609861
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
-561609860
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 561609861 can be divided by 16 positive divisors.
The sum of these divisors (counting 561609861) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100001011110010111110010000101
3
Ternary
1110010202201220020
4
Quaternary
201132113302011
5
Quinary
2122233003421
6
Senary
131421125353
8
Octal
4136276205
10
Decimal
561609861
12
Duodecimal
1380b9859
16
Hexadecimal
21797c85
20
Vigesimal
8fa14d1
36
Base36
9ad8xx
md5
4b5a790eca3617ec03e2b73de5a8deb1
sha1
2753b01461932c0ffc3bb08a10dbadf04afaede7
sha256
a7e6c5c25d5688c49b118ecbb414f66a6e7583cf9bfdf036ddbb4499dc6092eb
sha512
5eedfa1b72ba84c1efd454721ee9214005bb44f913de089d6f537b18b1863dd06f419fde881e3458a70c0af07967f9aca1c6cb4c18be08f96a832a3b0e8f78e3
ripemd-160
3ce1bb1b5f583ff51df09f58197f259373b54044
Diameter
1123219722
Circumference
3528698827.0024
Area
9.9087602887183E+17
Volume
7.4198099845726E+26
Surface area
3.9635041154873E+18
Circumference
3528698827.0024
Perimeter
2246439444
Area
315405635972439321
Diagonal
794236282.18867
Surface area
1892433815834635926
Volume
1.771349153771E+26
Space diagonal
972736813.28369
Perimeter
1684829583
Area
1.3657464662446E+17
Altitude
486368406.64185
Surface area
1.3657464662446E+17
Volume
2.0875549974675E+25
Height
264745427.39622