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13143545203 = 191630142437
BaseRepresentation
bin11000011110110101…
…01001010101110011
31020220222220021110111
430033122221111303
5203404221421303
610012115442151
7643465201525
oct141732512563
936828807414
1013143545203
115635209058
1226698b6357
1313160508a9
148c9853a15
1551dd58b6d
hex30f6a9573

13143545203 has 8 divisors (see below), whose sum is σ = 13836485520. Its totient is φ = 12450722400.

The previous prime is 13143545179. The next prime is 13143545221. The reversal of 13143545203 is 30254534131.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-13143545203 is a prime.

It is a super-2 number, since 2×131435452032 (a number of 21 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13143545263) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 288501 + ... + 330937.

It is an arithmetic number, because the mean of its divisors is an integer number (1729560690).

Almost surely, 213143545203 is an apocalyptic number.

13143545203 is a deficient number, since it is larger than the sum of its proper divisors (692940317).

13143545203 is a wasteful number, since it uses less digits than its factorization.

13143545203 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58757.

The product of its (nonzero) digits is 21600, while the sum is 31.

The spelling of 13143545203 in words is "thirteen billion, one hundred forty-three million, five hundred forty-five thousand, two hundred three".

Divisors: 1 19 16301 42437 309719 806303 691765537 13143545203