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12008448648285 = 3531178314483803
BaseRepresentation
bin1010111010111110111101…
…0100001110010001011101
31120111222220102200220102220
42232233233110032101131
53033221300323221120
641312334413535553
72346403360232115
oct256575724162135
946458812626386
1012008448648285
11390a833225361
12141b3991a45b9
13691512b7835b
142d72d7ab2045
1515c5799ddb40
hexaebef50e45d

12008448648285 has 32 divisors (see below), whose sum is σ = 19844433666048. Its totient is φ = 6194432439360.

The previous prime is 12008448648239. The next prime is 12008448648337. The reversal of 12008448648285 is 58284684480021.

It is not a de Polignac number, because 12008448648285 - 212 = 12008448644189 is a prime.

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, 6412807 + ... + 8070996.

It is an arithmetic number, because the mean of its divisors is an integer number (620138552064).

Almost surely, 212008448648285 is an apocalyptic number.

12008448648285 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

12008448648285 is a deficient number, since it is larger than the sum of its proper divisors (7835985017763).

12008448648285 is a wasteful number, since it uses less digits than its factorization.

12008448648285 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14485625.

The product of its (nonzero) digits is 31457280, while the sum is 60.

The spelling of 12008448648285 in words is "twelve trillion, eight billion, four hundred forty-eight million, six hundred forty-eight thousand, two hundred eighty-five".

Divisors: 1 3 5 15 31 93 155 465 1783 5349 8915 26745 55273 165819 276365 829095 14483803 43451409 72419015 217257045 448997893 1346993679 2244989465 6734968395 25824620749 77473862247 129123103745 387369311235 800563243219 2401689729657 4002816216095 12008448648285