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56254514543 = 353159361231
BaseRepresentation
bin110100011001000001…
…111100010101101111
312101012110210102121122
4310121001330111233
51410202123431133
641502025251155
74031016325013
oct643101742557
9171173712548
1056254514543
1121948230437
12aa9b633abb
1353c679bcc6
142a19272543
1516e3a04498
hexd1907c56f

56254514543 has 4 divisors (see below), whose sum is σ = 56413876128. Its totient is φ = 56095152960.

The previous prime is 56254514539. The next prime is 56254514587. The reversal of 56254514543 is 34541545265.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 56254514543 - 22 = 56254514539 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56254514494 and 56254514503.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56254514593) 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 3 ways as a sum of consecutive naturals, for example, 79680263 + ... + 79680968.

It is an arithmetic number, because the mean of its divisors is an integer number (14103469032).

Almost surely, 256254514543 is an apocalyptic number.

56254514543 is a deficient number, since it is larger than the sum of its proper divisors (159361585).

56254514543 is a wasteful number, since it uses less digits than its factorization.

56254514543 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 159361584.

The product of its digits is 1440000, while the sum is 44.

The spelling of 56254514543 in words is "fifty-six billion, two hundred fifty-four million, five hundred fourteen thousand, five hundred forty-three".

Divisors: 1 353 159361231 56254514543