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52516526544087 = 360728839388547
BaseRepresentation
bin10111111000011011101001…
…11010001101010011010111
320212221112100000211020211220
423330031310322031103113
523340412321243402322
6303405431554501423
714030123325206034
oct1374156472152327
9225845300736756
1052516526544087
1115808152149571
125a8207a594873
13233c396ca8388
14cd7b5615438b
1561111e5c455c
hex2fc374e8d4d7

52516526544087 has 8 divisors (see below), whose sum is σ = 70137392948736. Its totient is φ = 34953338917752.

The previous prime is 52516526544061. The next prime is 52516526544089. The reversal of 52516526544087 is 78044562561525.

It is a happy number.

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

It is not a de Polignac number, because 52516526544087 - 26 = 52516526544023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 52516526544087.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52516526544089) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14419692453 + ... + 14419696094.

It is an arithmetic number, because the mean of its divisors is an integer number (8767174118592).

Almost surely, 252516526544087 is an apocalyptic number.

52516526544087 is a deficient number, since it is larger than the sum of its proper divisors (17620866404649).

52516526544087 is a wasteful number, since it uses less digits than its factorization.

52516526544087 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28839389157.

The product of its (nonzero) digits is 80640000, while the sum is 60.

The spelling of 52516526544087 in words is "fifty-two trillion, five hundred sixteen billion, five hundred twenty-six million, five hundred forty-four thousand, eighty-seven".

Divisors: 1 3 607 1821 28839388547 86518165641 17505508848029 52516526544087