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52112351501 = 77994235717
BaseRepresentation
bin110000100010001000…
…110110000100001101
311222111210120202010122
4300202020312010031
51323211230222001
635535020314325
73523251451640
oct604210660415
9158453522118
1052112351501
1120112077aa1
12a1243a29a5
134bb6593862
1427450b3a57
15155004bb1b
hexc2223610d

52112351501 has 8 divisors (see below), whose sum is σ = 60310859520. Its totient is φ = 44102315088.

The previous prime is 52112351477. The next prime is 52112351537. The reversal of 52112351501 is 10515321125.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-52112351501 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52112351581) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 47117306 + ... + 47118411.

It is an arithmetic number, because the mean of its divisors is an integer number (7538857440).

Almost surely, 252112351501 is an apocalyptic number.

It is an amenable number.

52112351501 is a deficient number, since it is larger than the sum of its proper divisors (8198508019).

52112351501 is an equidigital number, since it uses as much as digits as its factorization.

52112351501 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 94235803.

The product of its (nonzero) digits is 1500, while the sum is 26.

Adding to 52112351501 its reverse (10515321125), we get a palindrome (62627672626).

The spelling of 52112351501 in words is "fifty-two billion, one hundred twelve million, three hundred fifty-one thousand, five hundred one".

Divisors: 1 7 79 553 94235717 659650019 7444621643 52112351501