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12648350661324 = 2237197764343163
BaseRepresentation
bin1011100000001110110001…
…1100101011101011001100
31122210011121022020020120220
42320003230130223223030
53124212310232130244
642522323322511340
72443545630501510
oct270035434535314
948704538206526
1012648350661324
11403715422a934
121503403065550
1370997149a961
1431a27d4d8140
1516e02c93a319
hexb80ec72bacc

12648350661324 has 48 divisors (see below), whose sum is σ = 33900148009728. Its totient is φ = 3595470234048.

The previous prime is 12648350661319. The next prime is 12648350661337. The reversal of 12648350661324 is 42316605384621.

12648350661324 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 15 ways as a sum of consecutive naturals, for example, 382155034 + ... + 382188129.

It is an arithmetic number, because the mean of its divisors is an integer number (706253083536).

Almost surely, 212648350661324 is an apocalyptic number.

12648350661324 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12648350661324 is an abundant number, since it is smaller than the sum of its proper divisors (21251797348404).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12648350661324 is a wasteful number, since it uses less digits than its factorization.

12648350661324 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 764343374 (or 764343372 counting only the distinct ones).

The product of its (nonzero) digits is 4976640, while the sum is 51.

The spelling of 12648350661324 in words is "twelve trillion, six hundred forty-eight billion, three hundred fifty million, six hundred sixty-one thousand, three hundred twenty-four".

Divisors: 1 2 3 4 6 7 12 14 21 28 42 84 197 394 591 788 1182 1379 2364 2758 4137 5516 8274 16548 764343163 1528686326 2293029489 3057372652 4586058978 5350402141 9172117956 10700804282 16051206423 21401608564 32102412846 64204825692 150575603111 301151206222 451726809333 602302412444 903453618666 1054029221777 1806907237332 2108058443554 3162087665331 4216116887108 6324175330662 12648350661324