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19483423 = 371094831
BaseRepresentation
bin100101001010…
…0101100011111
31100122212020021
41022110230133
514441432143
61533333011
7324414661
oct112245437
940585207
1019483423
11aaa8203
126637167
13406226b
142832531
151a9cced
hex1294b1f

19483423 has 8 divisors (see below), whose sum is σ = 20197760. Its totient is φ = 18779040.

The previous prime is 19483421. The next prime is 19483439. The reversal of 19483423 is 32438491.

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 19483423 - 21 = 19483421 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 (19483421) 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 7 ways as a sum of consecutive naturals, for example, 1618 + ... + 6448.

It is an arithmetic number, because the mean of its divisors is an integer number (2524720).

Almost surely, 219483423 is an apocalyptic number.

19483423 is a deficient number, since it is larger than the sum of its proper divisors (714337).

19483423 is a wasteful number, since it uses less digits than its factorization.

19483423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4977.

The product of its digits is 20736, while the sum is 34.

The square root of 19483423 is about 4414.0030584493. The cubic root of 19483423 is about 269.0843376006.

The spelling of 19483423 in words is "nineteen million, four hundred eighty-three thousand, four hundred twenty-three".

Divisors: 1 37 109 4033 4831 178747 526579 19483423