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50500110511 = 136137105151
BaseRepresentation
bin101111000010000010…
…101000100010101111
311211100102212102021101
4233002002220202233
51311411012014021
635111024343531
73435303566614
oct570202504257
9154312772241
1050500110511
111a464aa5524
129954474ba7
1349ba5631c6
142630d1450b
1514a8730a91
hexbc20a88af

50500110511 has 4 divisors (see below), whose sum is σ = 50537217024. Its totient is φ = 50463004000.

The previous prime is 50500110503. The next prime is 50500110523. The reversal of 50500110511 is 11501100505.

It is a happy number.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 11501100505 = 52300220101.

It is a cyclic number.

It is not a de Polignac number, because 50500110511 - 23 = 50500110503 is a prime.

It is a super-2 number, since 2×505001105112 (a number of 22 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50500110571) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 18551215 + ... + 18553936.

It is an arithmetic number, because the mean of its divisors is an integer number (12634304256).

Almost surely, 250500110511 is an apocalyptic number.

50500110511 is a deficient number, since it is larger than the sum of its proper divisors (37106513).

50500110511 is a wasteful number, since it uses less digits than its factorization.

50500110511 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 37106512.

The product of its (nonzero) digits is 125, while the sum is 19.

The spelling of 50500110511 in words is "fifty billion, five hundred million, one hundred ten thousand, five hundred eleven".

Divisors: 1 1361 37105151 50500110511