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56052302477 = 192950121183
BaseRepresentation
bin110100001100111110…
…100100001010001101
312100200101021222210212
4310030332210022031
51404243342134402
641430003212205
74023012465323
oct641476441215
9170611258725
1056052302477
1121854077526
12aa43977065
13539391bbb2
1429da475d13
1516d0dae952
hexd0cfa428d

56052302477 has 4 divisors (see below), whose sum is σ = 59002423680. Its totient is φ = 53102181276.

The previous prime is 56052302473. The next prime is 56052302483. The reversal of 56052302477 is 77420325065.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also an emirpimes, since its reverse is a distinct semiprime: 77420325065 = 515484065013.

It is a cyclic number.

It is not a de Polignac number, because 56052302477 - 22 = 56052302473 is a prime.

It is a super-2 number, since 2×560523024772 (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56052302473) 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 3 ways as a sum of consecutive naturals, for example, 1475060573 + ... + 1475060610.

It is an arithmetic number, because the mean of its divisors is an integer number (14750605920).

Almost surely, 256052302477 is an apocalyptic number.

It is an amenable number.

56052302477 is a deficient number, since it is larger than the sum of its proper divisors (2950121203).

56052302477 is a wasteful number, since it uses less digits than its factorization.

56052302477 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2950121202.

The product of its (nonzero) digits is 352800, while the sum is 41.

The spelling of 56052302477 in words is "fifty-six billion, fifty-two million, three hundred two thousand, four hundred seventy-seven".

Divisors: 1 19 2950121183 56052302477