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48920893359 = 31319371784327
BaseRepresentation
bin101101100011111010…
…011001011110101111
311200021101021212121020
4231203322121132233
51300142222041414
634250212305223
73351206506152
oct554372313657
9150241255536
1048920893359
1119824629288
129593612213
1347c8325ca0
1425212adc99
151414c897a9
hexb63e997af

48920893359 has 32 divisors (see below), whose sum is σ = 75940999680. Its totient is φ = 27749837952.

The previous prime is 48920893309. The next prime is 48920893367. The reversal of 48920893359 is 95339802984.

It is a de Polignac number, because none of the positive numbers 2k-48920893359 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (48920893309) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 864747 + ... + 919580.

It is an arithmetic number, because the mean of its divisors is an integer number (2373156240).

Almost surely, 248920893359 is an apocalyptic number.

48920893359 is a deficient number, since it is larger than the sum of its proper divisors (27020106321).

48920893359 is a wasteful number, since it uses less digits than its factorization.

48920893359 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1784399.

The product of its (nonzero) digits is 16796160, while the sum is 60.

The spelling of 48920893359 in words is "forty-eight billion, nine hundred twenty million, eight hundred ninety-three thousand, three hundred fifty-nine".

Divisors: 1 3 13 19 37 39 57 111 247 481 703 741 1443 2109 9139 27417 1784327 5352981 23196251 33902213 66020099 69588753 101706639 198060297 440728769 858261287 1254381881 1322186307 2574783861 3763145643 16306964453 48920893359