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30052578007777 = 132311736769829
BaseRepresentation
bin1101101010101001010010…
…01111001001101011100001
310221101222221211111021221111
412311110221033021223201
512414340134432222102
6143525544100223321
76221140620155503
oct665245117115341
9127358854437844
1030052578007777
1196372548a8546
12345448369ab41
13139cc3b321a60
1475c7a4235d73
15371b0ab57cd7
hex1b55293c9ae1

30052578007777 has 4 divisors (see below), whose sum is σ = 32364314777620. Its totient is φ = 27740841237936.

The previous prime is 30052578007757. The next prime is 30052578007783. The reversal of 30052578007777 is 77770087525003.

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 12737125725921 + 17315452281856 = 3568911^2 + 4161184^2 .

It is a cyclic number.

It is not a de Polignac number, because 30052578007777 - 243 = 21256484985569 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (30052578007757) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1155868384902 + ... + 1155868384927.

It is an arithmetic number, because the mean of its divisors is an integer number (8091078694405).

Almost surely, 230052578007777 is an apocalyptic number.

It is an amenable number.

30052578007777 is a deficient number, since it is larger than the sum of its proper divisors (2311736769843).

30052578007777 is a wasteful number, since it uses less digits than its factorization.

30052578007777 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2311736769842.

The product of its (nonzero) digits is 20168400, while the sum is 58.

The spelling of 30052578007777 in words is "thirty trillion, fifty-two billion, five hundred seventy-eight million, seven thousand, seven hundred seventy-seven".

Divisors: 1 13 2311736769829 30052578007777