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50504000000 = 295659107
BaseRepresentation
bin101111000010010001…
…011110001000000000
311211100201012000122112
4233002101132020000
51311413011000000
635111243554452
73435351626336
oct570221361000
9154321160575
1050504000000
111a467211783
12995582ba28
1349bb2c568c
142631647b56
1514a8c4d235
hexbc245e200

50504000000 has 280 divisors, whose sum is σ = 129471780240. Its totient is φ = 19673600000.

The previous prime is 50503999967. The next prime is 50504000003. The reversal of 50504000000 is 40505.

It is not an unprimeable number, because it can be changed into a prime (50504000003) 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 27 ways as a sum of consecutive naturals, for example, 471999947 + ... + 472000053.

Almost surely, 250504000000 is an apocalyptic number.

50504000000 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 50504000000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (64735890120).

50504000000 is an abundant number, since it is smaller than the sum of its proper divisors (78967780240).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

50504000000 is an frugal number, since it uses more digits than its factorization.

50504000000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 214 (or 173 counting only the distinct ones).

The product of its (nonzero) digits is 100, while the sum is 14.

Adding to 50504000000 its reverse (40505), we get a palindrome (50504040505).

The spelling of 50504000000 in words is "fifty billion, five hundred four million", and thus it is an aban number.