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19238052 = 22310611511
BaseRepresentation
bin100100101100…
…0110010100100
31100012101122110
41021120302210
514411104202
61524201020
7322343421
oct111306244
940171573
1019238052
11a94a919
126539170
133ca7682
1427aad48
151a5026c
hex1258ca4

19238052 has 24 divisors (see below), whose sum is σ = 44960832. Its totient is φ = 6402400.

The previous prime is 19238041. The next prime is 19238053. The reversal of 19238052 is 25083291.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (19238053) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 11977 + ... + 13487.

It is an arithmetic number, because the mean of its divisors is an integer number (1873368).

Almost surely, 219238052 is an apocalyptic number.

19238052 is a gapful number since it is divisible by the number (12) formed by its first and last digit.

It is an amenable number.

19238052 is an abundant number, since it is smaller than the sum of its proper divisors (25722780).

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

19238052 is a wasteful number, since it uses less digits than its factorization.

19238052 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2579 (or 2577 counting only the distinct ones).

The product of its (nonzero) digits is 4320, while the sum is 30.

The square root of 19238052 is about 4386.1203813849. The cubic root of 19238052 is about 267.9499609554.

The spelling of 19238052 in words is "nineteen million, two hundred thirty-eight thousand, fifty-two".

Divisors: 1 2 3 4 6 12 1061 1511 2122 3022 3183 4244 4533 6044 6366 9066 12732 18132 1603171 3206342 4809513 6412684 9619026 19238052