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56065156051231 = 1709227691440811
BaseRepresentation
bin11001011111101101011111…
…01101011111000100011111
321100111202222010022011101201
430233312233231133010133
524322032414422114411
6315123551020420331
714544400555266325
oct1457665755370437
9240452863264351
1056065156051231
111695610aa80168
1263559773a76a7
132538bc97a8b32
14dbb7d496dd15
156735b3d293c1
hex32fdafb5f11f

56065156051231 has 8 divisors (see below), whose sum is σ = 56100464600400. Its totient is φ = 56029850432640.

The previous prime is 56065156051211. The next prime is 56065156051249. The reversal of 56065156051231 is 13215065156065.

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 56065156051231 - 25 = 56065156051199 is a prime.

It is a super-2 number, since 2×560651560512312 (a number of 28 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (56065156051211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 38191816 + ... + 39632626.

It is an arithmetic number, because the mean of its divisors is an integer number (7012558075050).

Almost surely, 256065156051231 is an apocalyptic number.

56065156051231 is a deficient number, since it is larger than the sum of its proper divisors (35308549169).

56065156051231 is a wasteful number, since it uses less digits than its factorization.

56065156051231 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1465289.

The product of its (nonzero) digits is 810000, while the sum is 46.

The spelling of 56065156051231 in words is "fifty-six trillion, sixty-five billion, one hundred fifty-six million, fifty-one thousand, two hundred thirty-one".

Divisors: 1 1709 22769 1440811 38912221 2462345999 32805825659 56065156051231