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12231516630245 = 5111073847540271
BaseRepresentation
bin1011000111111101111100…
…1101000010110011100101
31121022022200102110111020112
42301333133031002303211
53100400121224131440
642003025310542405
72401461245625623
oct261773715026345
947268612414215
1012231516630245
1139963a2298860
121456672207a05
136a95723697a3
143040196da513
15163283200965
hexb1fdf342ce5

12231516630245 has 32 divisors (see below), whose sum is σ = 16166044717056. Its totient is φ = 8810204500800.

The previous prime is 12231516630227. The next prime is 12231516630293. The reversal of 12231516630245 is 54203661513221.

It is not a de Polignac number, because 12231516630245 - 230 = 12230442888421 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 22369460 + ... + 22909730.

It is an arithmetic number, because the mean of its divisors is an integer number (505188897408).

Almost surely, 212231516630245 is an apocalyptic number.

It is an amenable number.

12231516630245 is a deficient number, since it is larger than the sum of its proper divisors (3934528086811).

12231516630245 is a wasteful number, since it uses less digits than its factorization.

12231516630245 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 544241.

The product of its (nonzero) digits is 259200, while the sum is 41.

The spelling of 12231516630245 in words is "twelve trillion, two hundred thirty-one billion, five hundred sixteen million, six hundred thirty thousand, two hundred forty-five".

Divisors: 1 5 11 55 107 535 1177 3847 5885 19235 42317 211585 411629 540271 2058145 2701355 4527919 5942981 22639595 29714905 57808997 289044985 635898967 2078422537 3179494835 10392112685 22862647907 114313239535 222391211459 1111956057295 2446303326049 12231516630245