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52624237141 = 77517748163
BaseRepresentation
bin110001000000101001…
…100010001001010101
312000211110210020020001
4301000221202021111
51330233301042031
640101504011301
73542035430620
oct610051421125
9160743706201
1052624237141
1120355012283
12a247900b31
134c6864a878
142793080db7
15157ee61861
hexc40a62255

52624237141 has 4 divisors (see below), whose sum is σ = 60141985312. Its totient is φ = 45106488972.

The previous prime is 52624237121. The next prime is 52624237163. The reversal of 52624237141 is 14173242625.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 52624237141 - 25 = 52624237109 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 52624237141.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (52624237121) 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 3 ways as a sum of consecutive naturals, for example, 3758874075 + ... + 3758874088.

It is an arithmetic number, because the mean of its divisors is an integer number (15035496328).

Almost surely, 252624237141 is an apocalyptic number.

It is an amenable number.

52624237141 is a deficient number, since it is larger than the sum of its proper divisors (7517748171).

52624237141 is an equidigital number, since it uses as much as digits as its factorization.

52624237141 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7517748170.

The product of its digits is 80640, while the sum is 37.

Adding to 52624237141 its reverse (14173242625), we get a palindrome (66797479766).

The spelling of 52624237141 in words is "fifty-two billion, six hundred twenty-four million, two hundred thirty-seven thousand, one hundred forty-one".

Divisors: 1 7 7517748163 52624237141