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56223232265 = 511244646453
BaseRepresentation
bin110100010111001010…
…100111000100001001
312101010021221010101202
4310113022213010021
51410121121413030
641454550553545
74030156406024
oct642712470411
9171107833352
1056223232265
1121931604612
12aa910688b5
1353c0168495
142a1504c1bb
1516e0dc5745
hexd172a7109

56223232265 has 4 divisors (see below), whose sum is σ = 67467878724. Its totient is φ = 44978585808.

The previous prime is 56223232231. The next prime is 56223232361.

56223232265 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in 2 ways, for example, as 32592164089 + 23631068176 = 180533^2 + 153724^2 .

It is a cyclic number.

It is not a de Polignac number, because 56223232265 - 234 = 39043363081 is a prime.

It is a super-2 number, since 2×562232322652 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5622323222 + ... + 5622323231.

It is an arithmetic number, because the mean of its divisors is an integer number (16866969681).

Almost surely, 256223232265 is an apocalyptic number.

It is an amenable number.

56223232265 is a deficient number, since it is larger than the sum of its proper divisors (11244646459).

56223232265 is a wasteful number, since it uses less digits than its factorization.

56223232265 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11244646458.

The product of its digits is 259200, while the sum is 38.

The spelling of 56223232265 in words is "fifty-six billion, two hundred twenty-three million, two hundred thirty-two thousand, two hundred sixty-five".

Divisors: 1 5 11244646453 56223232265