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50505606061 = 471765760859
BaseRepresentation
bin101111000010010111…
…100110001110101101
311211100211012121202021
4233002113212032231
51311413413343221
635111342230141
73435401365621
oct570227461655
9154324177667
1050505606061
111a4681093a9
129956285351
1349bb738701
142631945181
1514a8e69041
hexbc25e63ad

50505606061 has 8 divisors (see below), whose sum is σ = 51583962240. Its totient is φ = 49427407008.

The previous prime is 50505606049. The next prime is 50505606071. The reversal of 50505606061 is 16060650505.

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 50505606061 - 211 = 50505604013 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 (50505606001) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 799450 + ... + 860308.

It is an arithmetic number, because the mean of its divisors is an integer number (6447995280).

Almost surely, 250505606061 is an apocalyptic number.

It is an amenable number.

50505606061 is a deficient number, since it is larger than the sum of its proper divisors (1078356179).

50505606061 is a wasteful number, since it uses less digits than its factorization.

50505606061 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 78563.

The product of its (nonzero) digits is 27000, while the sum is 34.

The spelling of 50505606061 in words is "fifty billion, five hundred five million, six hundred six thousand, sixty-one".

Divisors: 1 47 17657 60859 829879 2860373 1074587363 50505606061