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52315222053 = 343405544357
BaseRepresentation
bin110000101110001110…
…101111000000100101
312000000221022122012210
4300232032233000211
51324120144101203
640011104434033
73531264023163
oct605616570045
9160027278183
1052315222053
1120206640706
12a180318919
134c196145c3
142764002233
151562c71803
hexc2e3af025

52315222053 has 8 divisors (see below), whose sum is σ = 71375807008. Its totient is φ = 34065725904.

The previous prime is 52315221989. The next prime is 52315222067. The reversal of 52315222053 is 35022251325.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 52315222053 - 26 = 52315221989 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 52315222053.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52315222753) 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 7 ways as a sum of consecutive naturals, for example, 202772050 + ... + 202772307.

It is an arithmetic number, because the mean of its divisors is an integer number (8921975876).

Almost surely, 252315222053 is an apocalyptic number.

It is an amenable number.

52315222053 is a deficient number, since it is larger than the sum of its proper divisors (19060584955).

52315222053 is a wasteful number, since it uses less digits than its factorization.

52315222053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 405544403.

The product of its (nonzero) digits is 18000, while the sum is 30.

Adding to 52315222053 its reverse (35022251325), we get a palindrome (87337473378).

The spelling of 52315222053 in words is "fifty-two billion, three hundred fifteen million, two hundred twenty-two thousand, fifty-three".

Divisors: 1 3 43 129 405544357 1216633071 17438407351 52315222053