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50500005505 = 530193345479
BaseRepresentation
bin101111000010000010…
…001110111010000001
311211100102200002020021
4233002002032322001
51311411000134010
635111022213441
73435302651515
oct570202167201
9154312602207
1050500005505
111a464a33644
129954424281
1349ba527481
142630cc8145
1514a870e8da
hexbc208ee81

50500005505 has 8 divisors (see below), whose sum is σ = 60620097600. Its totient is φ = 40386610416.

The previous prime is 50500005497. The next prime is 50500005511. The reversal of 50500005505 is 50550000505.

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

It is a cyclic number.

It is not a de Polignac number, because 50500005505 - 23 = 50500005497 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 50500005505.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1657645 + ... + 1687834.

It is an arithmetic number, because the mean of its divisors is an integer number (7577512200).

Almost surely, 250500005505 is an apocalyptic number.

It is an amenable number.

50500005505 is a deficient number, since it is larger than the sum of its proper divisors (10120092095).

50500005505 is a wasteful number, since it uses less digits than its factorization.

50500005505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3348503.

The product of its (nonzero) digits is 3125, while the sum is 25.

Subtracting 50500005505 from its reverse (50550000505), we obtain a triangular number (49995000 = T9999).

It can be divided in two parts, 5050000 and 5505, that added together give a palindrome (5055505).

The spelling of 50500005505 in words is "fifty billion, five hundred million, five thousand, five hundred five".

Divisors: 1 5 3019 15095 3345479 16727395 10100001101 50500005505