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53461212471 = 32311049918251
BaseRepresentation
bin110001110010100010…
…010101110100110111
312002222210200222112100
4301302202111310313
51333442032244341
640320523153143
73601550544132
oct616242256467
9162883628470
1053461212471
1120744508227
12a4400757b3
13506cb78644
1428322b3219
1515cd68e3b6
hexc72895d37

53461212471 has 24 divisors (see below), whose sum is σ = 79724736000. Its totient is φ = 34485930000.

The previous prime is 53461212463. The next prime is 53461212487. The reversal of 53461212471 is 17421216435.

53461212471 is a `hidden beast` number, since 5 + 3 + 461 + 2 + 124 + 71 = 666.

It is not a de Polignac number, because 53461212471 - 23 = 53461212463 is a prime.

It is a super-3 number, since 3×534612124713 (a number of 33 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53461212271) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2920096 + ... + 2938346.

It is an arithmetic number, because the mean of its divisors is an integer number (3321864000).

Almost surely, 253461212471 is an apocalyptic number.

53461212471 is a deficient number, since it is larger than the sum of its proper divisors (26263523529).

53461212471 is a wasteful number, since it uses less digits than its factorization.

53461212471 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28787 (or 28784 counting only the distinct ones).

The product of its digits is 40320, while the sum is 36.

The spelling of 53461212471 in words is "fifty-three billion, four hundred sixty-one million, two hundred twelve thousand, four hundred seventy-one".

Divisors: 1 3 9 31 93 279 10499 18251 31497 54753 94491 164259 325469 565781 976407 1697343 2929221 5092029 191617249 574851747 1724555241 5940134719 17820404157 53461212471