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53052353012405 = 5101569318453217
BaseRepresentation
bin11000001000000001101101…
…01001111110001010110101
320221211202101200212010102102
430010000312221332022311
523423202204332344110
6304455525311351445
714113622523064355
oct1404006651761265
9227752350763372
1053052353012405
11159a441622696a
125b49a99822585
13237aa7a639316
14d15a6753cb65
156200305dc5a5
hex304036a7e2b5

53052353012405 has 16 divisors (see below), whose sum is σ = 64304445454704. Its totient is φ = 42014282188800.

The previous prime is 53052353012383. The next prime is 53052353012471. The reversal of 53052353012405 is 50421035325035.

It can be written as a sum of positive squares in 8 ways, for example, as 1503485511889 + 51548867500516 = 1226167^2 + 7179754^2 .

It is not a de Polignac number, because 53052353012405 - 28 = 53052353012149 is a prime.

It is a Duffinian number.

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, 6351644 + ... + 12101573.

It is an arithmetic number, because the mean of its divisors is an integer number (4019027840919).

Almost surely, 253052353012405 is an apocalyptic number.

It is an amenable number.

53052353012405 is a deficient number, since it is larger than the sum of its proper divisors (11252092442299).

53052353012405 is a wasteful number, since it uses less digits than its factorization.

53052353012405 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18459016.

The product of its (nonzero) digits is 270000, while the sum is 38.

The spelling of 53052353012405 in words is "fifty-three trillion, fifty-two billion, three hundred fifty-three million, twelve thousand, four hundred five".

Divisors: 1 5 101 505 5693 28465 574993 2874965 18453217 92266085 1863774917 9318874585 105054164381 525270821905 10610470602481 53052353012405