215597961 is an odd 9-digits composite number following 215597960
and preceding 215597962 . In scientific notation, it is written as 2.15597961 × 10^8.
The sum of its digits is 45. It has a total of 5 prime factors and 32 positive divisors.
There are 131281920 positive integers (up to 215597961) that are relatively prime to 215597961.
215597961 has 32 divisors, whose sum is 261273600
The reverse of 215597961 is 169795512
Previous prime number is 89
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
two hundred fifteen million five hundred ninety-seven thousand nine hundred sixty-one
Scientific notation
2.15597961 × 10^8
Engineering notation
2.15597961 × 10^6
Prime Factorization
17 × 9 × 71 × 89 × 223
Composite number
ω
Distinct Factors
5
Total number of distinct prime factors
Ω
Total Factors
5
Total number of prime factors
rad
Radical
215597961
Product of the distinct prime numbers
The prime factorization of 215597961 is 17 × 9 × 71 × 89 × 223.
Since it has a total of 5 prime factors.
8 , 4 , 39 , 76 , 19 , 257 , 8934 , 3513 , 7330 , 2759 , 46042 , 947061 , 8538139 , 8475216 , 52729623 , 13021799 , 458133949 , 187900680 , 7410658657 , 4438236782
n×2
431195922
n×3
646793883
n×4
862391844
n×5
1077989805
n÷2
107798980.5
n÷3
71865987
n÷3
53899490.25
n÷5
43119592.2
n2
46482480787357521
n3
1.0021528079976E+25
n4
2.1606210201471E+33
n5
4.6582548643745E+41
2 √n
14683.25444171
3 √n
599.6275104671
4 √n
121.17447933336
5 √n
46.422543285872
1 , 9 , 17 , 71 , 89 , 153 , 223 , 639 , 801 , 1207 , 1513 , 2007 , 3791 , 6319 , 10863 , 13617 , 15833 , 19847 , 34119 , 56871 , 107423 , 142497 , 178623 , 269161 , 337399 , 966807 , 1409137 , 2422449 , 3036591 , 12682233 , 23955329 , 215597961
32 divisors
τ
Total Divisors
32
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-215597960
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.03125
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
32
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 215597961 can be divided by 32 positive divisors.
The sum of these divisors (counting 215597961) is 1, the average is 0.03125.
Base
System
Value
2
Binary
1100110110011100001110001001
3
Ternary
120000200111210200
4
Quaternary
30312130032021
5
Quinary
420143113321
6
Senary
33221002413
8
Octal
1466341611
10
Decimal
215597961
12
Duodecimal
60253409
16
Hexadecimal
cd9c389
20
Vigesimal
3779ei1
36
Base36
3kd0g9
md5
5578df38c74a65bde48a41d9d38d8df8
sha1
2eaaf363f9e7e362cab1c57087fdb16b621b36c1
sha256
2ca29b85dce4aa3b9aac1dcd9cc81b1d62de8201d537eb7d5ab40924fa1bb64e
sha512
8d82b02007b8eb95a7c1c13b8595a5ab46d1d4d9ffe04e5dedef14d60ae40579cbe5a70b63fc73f10a06c75975224b5e465943b4a88800362832147da8cfbdc1
ripemd-160
98e4741d98ad3787083e2a03e05f1bb5b2dbb676
Diameter
431195922
Circumference
1354641940.8131
Area
1.4602902016219E+17
Volume
4.1978078658395E+25
Surface area
5.8411608064876E+17
Circumference
1354641940.8131
Perimeter
862391844
Area
46482480787357521
Diagonal
304901560.46619
Surface area
278894884724145126
Volume
1.0021528079976E+25
Space diagonal
373426622.46025
Perimeter
646793883
Area
2.0127504596387E+16
Altitude
186713311.23013
Surface area
2.0127504596387E+16
Volume
1.1810484105337E+24
Height
101633853.48873