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2993230409 = 131738335363
BaseRepresentation
bin1011001001101001…
…0001001001001001
321201121021212012112
42302122101021021
522112231333114
61213003152105
7134114016161
oct26232211111
97647255175
102993230409
1112a6667344
126b6515635
13389184170
142057635a1
15127ba813e
hexb2691249

2993230409 has 16 divisors (see below), whose sum is σ = 3422103552. Its totient is φ = 2593590528.

The previous prime is 2993230393. The next prime is 2993230433. The reversal of 2993230409 is 9040323992.

It is a cyclic number.

It is not a de Polignac number, because 2993230409 - 24 = 2993230393 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (2993230439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 66962 + ... + 102324.

It is an arithmetic number, because the mean of its divisors is an integer number (213881472).

Almost surely, 22993230409 is an apocalyptic number.

It is an amenable number.

2993230409 is a deficient number, since it is larger than the sum of its proper divisors (428873143).

2993230409 is a wasteful number, since it uses less digits than its factorization.

2993230409 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 35776.

The product of its (nonzero) digits is 104976, while the sum is 41.

The square root of 2993230409 is about 54710.4232208087. The cubic root of 2993230409 is about 1441.1639266670.

The spelling of 2993230409 in words is "two billion, nine hundred ninety-three million, two hundred thirty thousand, four hundred nine".

Divisors: 1 13 17 221 383 4979 6511 35363 84643 459719 601171 7815223 13544029 176072377 230248493 2993230409