561915985 is an odd 9-digits composite number following 561915984
and preceding 561915986 . In scientific notation, it is written as 5.61915985 × 10^8.
The sum of its digits is 49. It has a total of 4 prime factors and 16 positive divisors.
There are 441717120 positive integers (up to 561915985) that are relatively prime to 561915985.
561915985 has 16 divisors, whose sum is 686125440
The reverse of 561915985 is 589519165
Previous prime number is 103
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 49
Digital Root 4
Name
five hundred sixty-one million nine hundred fifteen thousand nine hundred eighty-five
Scientific notation
5.61915985 × 10^8
Engineering notation
5.61915985 × 10^6
Prime Factorization
5 × 131 × 103 × 8329
Composite number
ω
Distinct Factors
4
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
561915985
Product of the distinct prime numbers
The prime factorization of 561915985 is 5 × 131 × 103 × 8329.
Since it has a total of 4 prime factors.
4 , 6 , 82 , 79 , 940 , 729 , 8643 , 1436 , 39925 , 86299 , 700325 , 109422 , 7500340 , 3247266 , 57991182 , 34846678 , 561097371 , 312014628 , 2270527614 , 6777492105
n×2
1123831970
n×3
1685747955
n×4
2247663940
n×5
2809579925
n÷2
280957992.5
n÷3
187305328.33333
n÷3
140478996.25
n÷5
112383197
n2
315749574198520225
n3
1.7742473299909E+26
n4
9.9697793606547E+34
n5
5.6021783896749E+43
2 √n
23704.767136591
3 √n
825.19602810436
4 √n
153.96352534477
5 √n
56.22562314033
1 , 5 , 103 , 131 , 515 , 655 , 8329 , 13493 , 41645 , 67465 , 857887 , 1091099 , 4289435 , 5455495 , 112383197 , 561915985
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
-561915984
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 561915985 can be divided by 16 positive divisors.
The sum of these divisors (counting 561915985) is 1, the average is 0.0625.
Base
System
Value
2
Binary
100001011111100010100001010001
3
Ternary
1110011100021211011
4
Quaternary
201133202201101
5
Quinary
2122322302420
6
Senary
131431450521
8
Octal
4137424121
10
Decimal
561915985
12
Duodecimal
138226a41
16
Hexadecimal
217e2851
20
Vigesimal
8fbj9j5
36
Base36
9ajt5d
md5
9bc9d4a2ac1f4030252bc2ed9802cb9d
sha1
749fd32200397ccfa9edf997d500be0bdd8bb174
sha256
5e62e4e4bae17c7a6daec3876a8b7fd8f487524aea9271e7c6c95c6cc95dba9b
sha512
10c63021ab317fe63046b9402452079642ff94c6e804c12edbfbabcbd899353f0278e289abef2aa60b9f7e322a5c2a1bf947ac3fce9e253d802ed174262c727a
ripemd-160
4ec008c0e69ed0cbfde227933f0eac5cc84530fe
Diameter
1123831970
Circumference
3530622260.8213
Area
9.9195654267618E+17
Volume
7.4319498367344E+26
Surface area
3.9678261707047E+18
Circumference
3530622260.8213
Perimeter
2247663940
Area
315749574198520225
Diagonal
794669206.90124
Surface area
1894497445191121350
Volume
1.7742473299909E+26
Space diagonal
973267035.60511
Perimeter
1685747955
Area
1.3672357624502E+17
Altitude
486633517.80256
Surface area
1.3672357624502E+17
Volume
2.0909705308978E+25
Height
264889735.63375