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19028110 = 253161381
BaseRepresentation
bin100100010010…
…1100010001110
31022210201122211
41020211202032
514332344420
61515501034
7320510353
oct110454216
938721584
1019028110
11a817112
12645777a
133c32c4a
14275462a
151a0ce5a
hex122588e

19028110 has 16 divisors (see below), whose sum is σ = 35356032. Its totient is φ = 7365600.

The previous prime is 19028099. The next prime is 19028123. The reversal of 19028110 is 1182091.

It is a plaindrome in base 16.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30381 + ... + 31000.

It is an arithmetic number, because the mean of its divisors is an integer number (2209752).

Almost surely, 219028110 is an apocalyptic number.

19028110 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

19028110 is a deficient number, since it is larger than the sum of its proper divisors (16327922).

19028110 is a wasteful number, since it uses less digits than its factorization.

19028110 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 61419.

The product of its (nonzero) digits is 144, while the sum is 22.

The square root of 19028110 is about 4362.1221899438. The cubic root of 19028110 is about 266.9716943626.

The spelling of 19028110 in words is "nineteen million, twenty-eight thousand, one hundred ten".

Divisors: 1 2 5 10 31 62 155 310 61381 122762 306905 613810 1902811 3805622 9514055 19028110