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56316342365 = 552517214469
BaseRepresentation
bin110100011100101101…
…110011000001011101
312101100210010121102222
4310130231303001131
51410313440423430
641512114355125
74032400004033
oct643455630135
9171323117388
1056316342365
112197a11a608
12aab828baa5
135406538c0a
142a23568553
1516e91689e5
hexd1cb7305d

56316342365 has 8 divisors (see below), whose sum is σ = 67581212760. Its totient is φ = 45052005952.

The previous prime is 56316342349. The next prime is 56316342403. The reversal of 56316342365 is 56324361365.

It can be written as a sum of positive squares in 4 ways, for example, as 21328265764 + 34988076601 = 146042^2 + 187051^2 .

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 56316342365 - 24 = 56316342349 is a prime.

It is a congruent number.

It is an unprimeable number.

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, 155351 + ... + 369819.

It is an arithmetic number, because the mean of its divisors is an integer number (8447651595).

Almost surely, 256316342365 is an apocalyptic number.

It is an amenable number.

56316342365 is a deficient number, since it is larger than the sum of its proper divisors (11264870395).

56316342365 is a wasteful number, since it uses less digits than its factorization.

56316342365 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 266991.

The product of its digits is 1166400, while the sum is 44.

The spelling of 56316342365 in words is "fifty-six billion, three hundred sixteen million, three hundred forty-two thousand, three hundred sixty-five".

Divisors: 1 5 52517 214469 262585 1072345 11263268473 56316342365