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50555010005 = 510111002001
BaseRepresentation
bin101111000101010100…
…000011101111010101
311211111021011121012222
4233011110003233111
51312014040310010
635120305152125
73436541331503
oct570524035725
9154437147188
1050555010005
111a492a92305
12996a92b645
1349c8a45706
142638325673
1514ad477355
hexbc5503bd5

50555010005 has 4 divisors (see below), whose sum is σ = 60666012012. Its totient is φ = 40444008000.

The previous prime is 50555009987. The next prime is 50555010007. The reversal of 50555010005 is 50001055505.

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

It can be written as a sum of positive squares in 2 ways, for example, as 15573292849 + 34981717156 = 124793^2 + 187034^2 .

It is not a de Polignac number, because 50555010005 - 26 = 50555009941 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (50555010007) 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, 5055500996 + ... + 5055501005.

It is an arithmetic number, because the mean of its divisors is an integer number (15166503003).

Almost surely, 250555010005 is an apocalyptic number.

It is an amenable number.

50555010005 is a deficient number, since it is larger than the sum of its proper divisors (10111002007).

50555010005 is a wasteful number, since it uses less digits than its factorization.

50555010005 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10111002006.

The product of its (nonzero) digits is 3125, while the sum is 26.

The spelling of 50555010005 in words is "fifty billion, five hundred fifty-five million, ten thousand, five".

Divisors: 1 5 10111002001 50555010005