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54938541684 = 223131632160553
BaseRepresentation
bin110011001010100101…
…111001111001110100
312020210202120002020010
4303022211321321310
51400003231313214
641123255340220
73653266620315
oct631245717164
9166722502203
1054938541684
1121332413564
12a792981670
135246c60940
14293259460c
15166820b659
hexcca979e74

54938541684 has 48 divisors (see below), whose sum is σ = 138897695552. Its totient is φ = 16800452352.

The previous prime is 54938541677. The next prime is 54938541701. The reversal of 54938541684 is 48614583945.

It is a congruent number.

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, 1054849 + ... + 1105704.

Almost surely, 254938541684 is an apocalyptic number.

It is an amenable number.

54938541684 is an abundant number, since it is smaller than the sum of its proper divisors (83959153868).

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

54938541684 is a wasteful number, since it uses less digits than its factorization.

54938541684 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2160736 (or 2160734 counting only the distinct ones).

The product of its digits is 16588800, while the sum is 57.

The spelling of 54938541684 in words is "fifty-four billion, nine hundred thirty-eight million, five hundred forty-one thousand, six hundred eighty-four".

Divisors: 1 2 3 4 6 12 13 26 39 52 78 156 163 326 489 652 978 1956 2119 4238 6357 8476 12714 25428 2160553 4321106 6481659 8642212 12963318 25926636 28087189 56174378 84261567 112348756 168523134 337046268 352170139 704340278 1056510417 1408680556 2113020834 4226041668 4578211807 9156423614 13734635421 18312847228 27469270842 54938541684