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56056237450 = 2523089362941
BaseRepresentation
bin110100001101001101…
…100100110110001010
312100200122200220120121
4310031031210312022
51404300344044300
641430223413454
74023061104463
oct641515446612
9170618626517
1056056237450
1121856314974
12aa4515428a
135394698c95
1429dabbbd6a
1516d13da81a
hexd0d364d8a

56056237450 has 24 divisors (see below), whose sum is σ = 104298642540. Its totient is φ = 22415174400.

The previous prime is 56056237439. The next prime is 56056237451. The reversal of 56056237450 is 5473265065.

It can be written as a sum of positive squares in 6 ways, for example, as 15175036969 + 40881200481 = 123187^2 + 202191^2 .

It is a junction number, because it is equal to n+sod(n) for n = 56056237397 and 56056237406.

It is not an unprimeable number, because it can be changed into a prime (56056237451) 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 11 ways as a sum of consecutive naturals, for example, 27021 + ... + 335920.

Almost surely, 256056237450 is an apocalyptic number.

56056237450 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

56056237450 is a deficient number, since it is larger than the sum of its proper divisors (48242405090).

56056237450 is a wasteful number, since it uses less digits than its factorization.

56056237450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 366042 (or 366037 counting only the distinct ones).

The product of its (nonzero) digits is 756000, while the sum is 43.

The spelling of 56056237450 in words is "fifty-six billion, fifty-six million, two hundred thirty-seven thousand, four hundred fifty".

Divisors: 1 2 5 10 25 50 3089 6178 15445 30890 77225 154450 362941 725882 1814705 3629410 9073525 18147050 1121124749 2242249498 5605623745 11211247490 28028118725 56056237450