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52652013751 = 319116500161
BaseRepresentation
bin110001000010010011…
…011111100010110111
312000220102001102120101
4301002103133202313
51330312403420001
640104335214531
73542523506161
oct610223374267
9160812042511
1052652013751
1120369764257
12a255077447
134c7132482c
142796a31931
1515825eba01
hexc424df8b7

52652013751 has 4 divisors (see below), whose sum is σ = 52668517104. Its totient is φ = 52635510400.

The previous prime is 52652013721. The next prime is 52652013779. The reversal of 52652013751 is 15731025625.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 52652013751 - 231 = 50504530103 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 52652013751.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52652013721) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8246890 + ... + 8253271.

It is an arithmetic number, because the mean of its divisors is an integer number (13167129276).

Almost surely, 252652013751 is an apocalyptic number.

52652013751 is a deficient number, since it is larger than the sum of its proper divisors (16503353).

52652013751 is a wasteful number, since it uses less digits than its factorization.

52652013751 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16503352.

The product of its (nonzero) digits is 63000, while the sum is 37.

The spelling of 52652013751 in words is "fifty-two billion, six hundred fifty-two million, thirteen thousand, seven hundred fifty-one".

Divisors: 1 3191 16500161 52652013751