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2988670319 = 5531540349
BaseRepresentation
bin1011001000100011…
…0111110101101111
321201021201011221022
42302020313311233
522110044422234
61212321324355
7134030164355
oct26210676557
97637634838
102988670319
1112a4032278
126b4a966bb
1338824869b
14204cd77d5
151275a6e2e
hexb2237d6f

2988670319 has 4 divisors (see below), whose sum is σ = 2989216200. Its totient is φ = 2988124440.

The previous prime is 2988670283. The next prime is 2988670327. The reversal of 2988670319 is 9130768892.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-2988670319 is a prime.

It is a super-2 number, since 2×29886703192 = 17864300551343123522, which 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 (2988670339) 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, 264644 + ... + 275705.

It is an arithmetic number, because the mean of its divisors is an integer number (747304050).

Almost surely, 22988670319 is an apocalyptic number.

2988670319 is a deficient number, since it is larger than the sum of its proper divisors (545881).

2988670319 is an equidigital number, since it uses as much as digits as its factorization.

2988670319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 545880.

The product of its (nonzero) digits is 1306368, while the sum is 53.

The square root of 2988670319 is about 54668.7325534441. The cubic root of 2988670319 is about 1440.4316991105.

The spelling of 2988670319 in words is "two billion, nine hundred eighty-eight million, six hundred seventy thousand, three hundred nineteen".

Divisors: 1 5531 540349 2988670319