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53004312502 = 21959157150583
BaseRepresentation
bin110001010111010011…
…011001111110110110
312001210221222001121021
4301113103121332312
51332023101000002
640203322211354
73554332136221
oct612723317666
9161727861537
1053004312502
112052a609549
12a333053b5a
134cc930412b
1427cb73a5b8
1515a34db737
hexc574d9fb6

53004312502 has 32 divisors (see below), whose sum is σ = 85652179200. Its totient is φ = 24524386848.

The previous prime is 53004312409. The next prime is 53004312539. The reversal of 53004312502 is 20521340035.

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, 276703 + ... + 427285.

It is an arithmetic number, because the mean of its divisors is an integer number (2676630600).

Almost surely, 253004312502 is an apocalyptic number.

53004312502 is a deficient number, since it is larger than the sum of its proper divisors (32647866698).

53004312502 is a wasteful number, since it uses less digits than its factorization.

53004312502 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150820.

The product of its (nonzero) digits is 3600, while the sum is 25.

Adding to 53004312502 its reverse (20521340035), we get a palindrome (73525652537).

The spelling of 53004312502 in words is "fifty-three billion, four million, three hundred twelve thousand, five hundred two".

Divisors: 1 2 19 38 59 118 157 314 1121 2242 2983 5966 9263 18526 150583 175997 301166 351994 2861077 5722154 8884397 17768794 23641531 47283062 168803543 337607086 449189089 898378178 1394850329 2789700658 26502156251 53004312502