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53045786511 = 3217418456207
BaseRepresentation
bin110001011001110001…
…100111011110001111
312001220212000011020200
4301121301213132033
51332114210132021
640211403144543
73555344513544
oct613161473617
9161825004220
1053045786511
1120550a66593
12a344b15153
135004a95873
1427d3054bcb
1515a6e80126
hexc59c6778f

53045786511 has 24 divisors (see below), whose sum is σ = 83107612224. Its totient is φ = 32471831040.

The previous prime is 53045786461. The next prime is 53045786531. The reversal of 53045786511 is 11568754035.

53045786511 is a `hidden beast` number, since 5 + 3 + 0 + 4 + 57 + 86 + 511 = 666.

It is not a de Polignac number, because 53045786511 - 26 = 53045786447 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53045786531) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4221831 + ... + 4234376.

It is an arithmetic number, because the mean of its divisors is an integer number (3462817176).

Almost surely, 253045786511 is an apocalyptic number.

53045786511 is a gapful number since it is divisible by the number (51) formed by its first and last digit.

53045786511 is a deficient number, since it is larger than the sum of its proper divisors (30061825713).

53045786511 is a wasteful number, since it uses less digits than its factorization.

53045786511 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8456271 (or 8456268 counting only the distinct ones).

The product of its (nonzero) digits is 504000, while the sum is 45.

The spelling of 53045786511 in words is "fifty-three billion, forty-five million, seven hundred eighty-six thousand, five hundred eleven".

Divisors: 1 3 9 17 41 51 123 153 369 697 2091 6273 8456207 25368621 76105863 143755519 346704487 431266557 1040113461 1293799671 3120340383 5893976279 17681928837 53045786511