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53313316365405 = 3547203693712589
BaseRepresentation
bin11000001111100111110010…
…10010001010010001011101
320222202200222200110000112210
430013303321102022101131
523441441132442143110
6305215444401551033
714141521452015405
oct1407637122122135
9228680880400483
1053313316365405
1115a95061238528
125b90589945479
132399568b61225
14d24542001805
15626c05b57520
hex307cf948a45d

53313316365405 has 32 divisors (see below), whose sum is σ = 87120527961600. Its totient is φ = 27827421197312.

The previous prime is 53313316365289. The next prime is 53313316365409. The reversal of 53313316365405 is 50456361331335.

53313316365405 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a cyclic number.

It is not a de Polignac number, because 53313316365405 - 224 = 53313299588189 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (53313316365409) 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, 12503851 + ... + 16216439.

It is an arithmetic number, because the mean of its divisors is an integer number (2722516498800).

Almost surely, 253313316365405 is an apocalyptic number.

It is an amenable number.

53313316365405 is a deficient number, since it is larger than the sum of its proper divisors (33807211596195).

53313316365405 is a wasteful number, since it uses less digits than its factorization.

53313316365405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3733013.

The product of its (nonzero) digits is 4374000, while the sum is 48.

The spelling of 53313316365405 in words is "fifty-three trillion, three hundred thirteen billion, three hundred sixteen million, three hundred sixty-five thousand, four hundred five".

Divisors: 1 3 5 15 47 141 235 705 20369 61107 101845 305535 957343 2872029 3712589 4786715 11137767 14360145 18562945 55688835 174491683 523475049 872458415 2617375245 75621725341 226865176023 378108626705 1134325880115 3554221091027 10662663273081 17771105455135 53313316365405