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56128112306 = 2719211007941
BaseRepresentation
bin110100010001011111…
…110000011010110010
312100212122221112100022
4310101133300122302
51404422244043211
641441312123442
74024623040250
oct642137603262
9170778845308
1056128112306
1121892946582
12aa65236582
1353a6542c96
142a0656b5d0
1516d7886bdb
hexd117f06b2

56128112306 has 16 divisors (see below), whose sum is σ = 101283812160. Its totient is φ = 22788857520.

The previous prime is 56128112297. The next prime is 56128112317. The reversal of 56128112306 is 60321182165.

56128112306 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 105503705 + ... + 105504236.

It is an arithmetic number, because the mean of its divisors is an integer number (6330238260).

Almost surely, 256128112306 is an apocalyptic number.

56128112306 is a deficient number, since it is larger than the sum of its proper divisors (45155699854).

56128112306 is a wasteful number, since it uses less digits than its factorization.

56128112306 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 211007969.

The product of its (nonzero) digits is 17280, while the sum is 35.

The spelling of 56128112306 in words is "fifty-six billion, one hundred twenty-eight million, one hundred twelve thousand, three hundred six".

Divisors: 1 2 7 14 19 38 133 266 211007941 422015882 1477055587 2954111174 4009150879 8018301758 28064056153 56128112306