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56122656443 = 776110535509
BaseRepresentation
bin110100010001001010…
…111100011010111011
312100212021200100022022
4310101022330122323
51404414400001233
641440555145055
74024525465040
oct642112743273
9170767610268
1056122656443
112188a85a4a7
12aa6344518b
1353a5382869
142a0594b1c7
1516d715a398
hexd112bc6bb

56122656443 has 8 divisors (see below), whose sum is σ = 64224468960. Its totient is φ = 48041916480.

The previous prime is 56122656419. The next prime is 56122656479. The reversal of 56122656443 is 34465622165.

It is a happy number.

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

It is a cyclic number.

It is not a de Polignac number, because 56122656443 - 226 = 56055547579 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 56122656394 and 56122656403.

It is not an unprimeable number, because it can be changed into a prime (56122658443) 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, 5262428 + ... + 5273081.

It is an arithmetic number, because the mean of its divisors is an integer number (8028058620).

Almost surely, 256122656443 is an apocalyptic number.

56122656443 is a deficient number, since it is larger than the sum of its proper divisors (8101812517).

56122656443 is a wasteful number, since it uses less digits than its factorization.

56122656443 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10536277.

The product of its digits is 1036800, while the sum is 44.

The spelling of 56122656443 in words is "fifty-six billion, one hundred twenty-two million, six hundred fifty-six thousand, four hundred forty-three".

Divisors: 1 7 761 5327 10535509 73748563 8017522349 56122656443