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19342248 = 2331974091
BaseRepresentation
bin100100111001…
…0001110101000
31100101200120120
41021302032220
514422422443
61530323240
7323256252
oct111621650
940350516
1019342248
11aa11132
126589520
134012c23
1427d6cd2
151a71083
hex12723a8

19342248 has 32 divisors (see below), whose sum is σ = 48612960. Its totient is φ = 6413120.

The previous prime is 19342223. The next prime is 19342249. The reversal of 19342248 is 84224391.

It is not an unprimeable number, because it can be changed into a prime (19342249) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2683 + ... + 6773.

It is an arithmetic number, because the mean of its divisors is an integer number (1519155).

Almost surely, 219342248 is an apocalyptic number.

It is an amenable number.

19342248 is an abundant number, since it is smaller than the sum of its proper divisors (29270712).

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

19342248 is a wasteful number, since it uses less digits than its factorization.

19342248 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4297 (or 4293 counting only the distinct ones).

The product of its digits is 13824, while the sum is 33.

The square root of 19342248 is about 4397.9822646300. The cubic root of 19342248 is about 268.4328417979.

The spelling of 19342248 in words is "nineteen million, three hundred forty-two thousand, two hundred forty-eight".

Divisors: 1 2 3 4 6 8 12 24 197 394 591 788 1182 1576 2364 4091 4728 8182 12273 16364 24546 32728 49092 98184 805927 1611854 2417781 3223708 4835562 6447416 9671124 19342248