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52731736554553 = 7113111373598571
BaseRepresentation
bin10111111110101100100000…
…11011001111110000111001
320220201002211101102112020021
423333112100123033300321
523402424044024221203
6304052343024130441
714051512406131630
oct1377262033176071
9226632741375207
1052731736554553
1115890449631751
125ab791ba66a21
1323567734c4134
14d043302c6517
15616a17ee35bd
hex2ff5906cfc39

52731736554553 has 16 divisors (see below), whose sum is σ = 60798806430336. Its totient is φ = 44798166362880.

The previous prime is 52731736554509. The next prime is 52731736554583. The reversal of 52731736554553 is 35545563713725.

It is a de Polignac number, because none of the positive numbers 2k-52731736554553 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 52731736554491 and 52731736554500.

It is not an unprimeable number, because it can be changed into a prime (52731736554583) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 87796758 + ... + 88395328.

It is an arithmetic number, because the mean of its divisors is an integer number (3799925401896).

Almost surely, 252731736554553 is an apocalyptic number.

It is an amenable number.

52731736554553 is a deficient number, since it is larger than the sum of its proper divisors (8067069875783).

52731736554553 is a wasteful number, since it uses less digits than its factorization.

52731736554553 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 710064.

The product of its digits is 198450000, while the sum is 61.

The spelling of 52731736554553 in words is "fifty-two trillion, seven hundred thirty-one billion, seven hundred thirty-six million, five hundred fifty-four thousand, five hundred fifty-three".

Divisors: 1 7 113 791 111373 598571 779611 4189997 12585149 67638523 88096043 473469661 66664647983 466652535881 7533105222079 52731736554553