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3000144378 = 237116493819
BaseRepresentation
bin1011001011010010…
…1001000111111010
321202002022010101110
42302310221013322
522121014110003
61213411301150
7134226543420
oct26264510772
97662263343
103000144378
1112aa559970
126b88aa7b6
1338a73517a
14206643110
151285c1a03
hexb2d291fa

3000144378 has 32 divisors (see below), whose sum is σ = 7480880640. Its totient is φ = 779258160.

The previous prime is 3000144361. The next prime is 3000144379. The reversal of 3000144378 is 8734410003.

It is not an unprimeable number, because it can be changed into a prime (3000144379) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3246448 + ... + 3247371.

It is an arithmetic number, because the mean of its divisors is an integer number (233777520).

Almost surely, 23000144378 is an apocalyptic number.

3000144378 is an abundant number, since it is smaller than the sum of its proper divisors (4480736262).

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

3000144378 is a wasteful number, since it uses less digits than its factorization.

3000144378 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6493842.

The product of its (nonzero) digits is 8064, while the sum is 30.

The square root of 3000144378 is about 54773.5737194498. The cubic root of 3000144378 is about 1442.2727065039.

The spelling of 3000144378 in words is "three billion, one hundred forty-four thousand, three hundred seventy-eight".

Divisors: 1 2 3 6 7 11 14 21 22 33 42 66 77 154 231 462 6493819 12987638 19481457 38962914 45456733 71432009 90913466 136370199 142864018 214296027 272740398 428592054 500024063 1000048126 1500072189 3000144378