201655989 is an odd 9-digits composite number following 201655988
and preceding 201655990 . In scientific notation, it is written as 2.01655989 × 10^8.
The sum of its digits is 45. It has a total of 4 prime factors and 12 positive divisors.
There are 126529152 positive integers (up to 201655989) that are relatively prime to 201655989.
201655989 has 12 divisors, whose sum is 308415276
The reverse of 201655989 is 989556102
Previous prime number is 17
Is Prime? no
Number parity odd
Number length 9
Sum of Digits 45
Digital Root 9
Name
two hundred one million six hundred fifty-five thousand nine hundred eighty-nine
Scientific notation
2.01655989 × 10^8
Engineering notation
2.01655989 × 10^6
Prime Factorization
3 × 3 × 17 × 1318013
Composite number
ω
Distinct Factors
3
Total number of distinct prime factors
Ω
Total Factors
4
Total number of prime factors
rad
Radical
67218663
Product of the distinct prime numbers
The prime factorization of 201655989 is 3 × 3 × 17 × 1318013.
Since it has a total of 4 prime factors.
4 , 7 , 86 , 17 , 695 , 607 , 6892 , 8480 , 62697 , 20073 , 781 , 574115 , 6482338 , 7676020 , 33078730 , 76820538 , 706987652 , 328335921 , 3613035850 , 5853795574
n×2
403311978
n×3
604967967
n×4
806623956
n×5
1008279945
n÷2
100827994.5
n÷3
67218663
n÷3
50413997.25
n÷5
40331197.8
n2
40665137899568121
n3
8.2003686009588E+24
n4
1.6536534403909E+33
n5
3.3346911998528E+41
2 √n
14200.562981798
3 √n
586.41316035158
4 √n
119.16611507386
5 √n
45.805984831663
1 , 3 , 9 , 17 , 51 , 153 , 1318013 , 3954039 , 11862117 , 22406221 , 67218663 , 201655989
12 divisors
τ
Total Divisors
12
Total number of the positive divisors of n
σ
Sum of Divisors
1
Sum of all the positive divisors of n
s
Aliquot Sum
-201655988
Sum of the proper positive divisors of n
A
Arithmetic Mean
0.083333333333333
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
12
Returns the total number of divisors (τ(n )) divided by the sum of the reciprocal of each divisors
The number 201655989 can be divided by 12 positive divisors.
The sum of these divisors (counting 201655989) is 1, the average is 0.083333333333333.
Base
System
Value
2
Binary
1100000001010000011010110101
3
Ternary
112001110012000100
4
Quaternary
30001100122311
5
Quinary
403110442424
6
Senary
32002104313
8
Octal
1401203265
10
Decimal
201655989
12
Duodecimal
5764b099
16
Hexadecimal
c0506b5
20
Vigesimal
3306jj9
36
Base36
3c26r9
md5
b09d5c09b0170720c4159f29281b3b66
sha1
ec067c3442f44542b15cff7e353590356a68f052
sha256
af0a2a1afe6e7461a2cf198212988fe45410d321dd931dd3e62ac26a84f35738
sha512
be40ec9e894a4bbbdbe0ebd0cd025614435abcc352e539c591105994d4d000dbbad19dde9776020bf764f366b1993255c7cfc985d6303b2702ac01cf5dcfa023
ripemd-160
8216b6126ffd64aaf07f11bc31fd9ce12f68676c
Diameter
403311978
Circumference
1267041947.1896
Area
1.277532984825E+17
Volume
3.4349623671334E+25
Surface area
5.1101319393E+17
Circumference
1267041947.1896
Perimeter
806623956
Area
40665137899568121
Diagonal
285184634.57756
Surface area
243990827397408726
Volume
8.2003686009588E+24
Space diagonal
349278418.59855
Perimeter
604967967
Area
1.7608521234712E+16
Altitude
174639209.29928
Surface area
1.7608521234712E+16
Volume
9.664227076612E+23
Height
95061544.859187