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215014043054 = 2791913575833
BaseRepresentation
bin1100100000111111010…
…1011110110110101110
3202112222200212002122002
43020033311132312232
512010322043334204
6242435345052302
721351151132166
oct3101765366656
9675880762562
10215014043054
1183206904a48
1235807927092
1317377a44115
14a59a11d5a6
1558d660e91e
hex320fd5edae

215014043054 has 8 divisors (see below), whose sum is σ = 322561815840. Its totient is φ = 107493437776.

The previous prime is 215014043053. The next prime is 215014043129. The reversal of 215014043054 is 450340410512.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (215014043053) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6772079 + ... + 6803754.

It is an arithmetic number, because the mean of its divisors is an integer number (40320226980).

Almost surely, 2215014043054 is an apocalyptic number.

215014043054 is a deficient number, since it is larger than the sum of its proper divisors (107547772786).

215014043054 is a wasteful number, since it uses less digits than its factorization.

215014043054 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13583754.

The product of its (nonzero) digits is 9600, while the sum is 29.

Adding to 215014043054 its reverse (450340410512), we get a palindrome (665354453566).

The spelling of 215014043054 in words is "two hundred fifteen billion, fourteen million, forty-three thousand, fifty-four".

Divisors: 1 2 7919 15838 13575833 27151666 107507021527 215014043054