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20303115341 = 597111714139
BaseRepresentation
bin10010111010001010…
…001111010001001101
31221101221220010022212
4102322022033101031
5313040044142331
613154354120205
71316062430045
oct227212172115
957357803285
1020303115341
118679641073
123b27580065
131bb7426722
14da866a725
157dc692d2b
hex4ba28f44d

20303115341 has 16 divisors (see below), whose sum is σ = 20960985600. Its totient is φ = 19656327600.

The previous prime is 20303115311. The next prime is 20303115359. The reversal of 20303115341 is 14351130302.

It is a cyclic number.

It is not a de Polignac number, because 20303115341 - 210 = 20303114317 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20303115311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4903250 + ... + 4907388.

It is an arithmetic number, because the mean of its divisors is an integer number (1310061600).

Almost surely, 220303115341 is an apocalyptic number.

It is an amenable number.

20303115341 is a deficient number, since it is larger than the sum of its proper divisors (657870259).

20303115341 is a wasteful number, since it uses less digits than its factorization.

20303115341 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5440.

The product of its (nonzero) digits is 1080, while the sum is 23.

Adding to 20303115341 its reverse (14351130302), we get a palindrome (34654245643).

The spelling of 20303115341 in words is "twenty billion, three hundred three million, one hundred fifteen thousand, three hundred forty-one".

Divisors: 1 59 71 1171 4139 4189 69089 83141 244201 293869 4846769 4905319 17338271 285959371 344120599 20303115341