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52973543883 = 31319294357329
BaseRepresentation
bin110001010101011110…
…000010000111001011
312001201211001211222210
4301111132002013023
51331442211401013
640200302520203
73553506456621
oct612536020713
9161654054883
1052973543883
1120514203637
12a324896063
134cc2b20350
1427c760b511
1515a095ecc3
hexc557821cb

52973543883 has 64 divisors (see below), whose sum is σ = 84756672000. Its totient is φ = 29124458496.

The previous prime is 52973543881. The next prime is 52973543929. The reversal of 52973543883 is 38834537925.

It is not a de Polignac number, because 52973543883 - 21 = 52973543881 is a prime.

It is a super-3 number, since 3×529735438833 (a number of 33 digits) contains 333 as substring.

It is a Harshad number since it is a multiple of its sum of digits (57).

It is not an unprimeable number, because it can be changed into a prime (52973543881) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 895363 + ... + 952691.

It is an arithmetic number, because the mean of its divisors is an integer number (1324323000).

Almost surely, 252973543883 is an apocalyptic number.

52973543883 is a deficient number, since it is larger than the sum of its proper divisors (31783128117).

52973543883 is a wasteful number, since it uses less digits than its factorization.

52973543883 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 57436.

The product of its digits is 21772800, while the sum is 57.

The spelling of 52973543883 in words is "fifty-two billion, nine hundred seventy-three million, five hundred forty-three thousand, eight hundred eighty-three".

Divisors: 1 3 13 19 29 39 43 57 87 129 247 377 551 559 741 817 1131 1247 1653 1677 2451 3741 7163 10621 16211 21489 23693 31863 48633 57329 71079 171987 308009 745277 924027 1089251 1662541 2235831 2465147 3267753 4987623 7395441 14160263 21613033 31588279 32046911 42480789 46837793 64839099 71489263 94764837 96140733 140513379 214467789 410647627 608891309 929360419 1231942881 1358295997 1826673927 2788081257 4074887991 17657847961 52973543883