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28835200 = 27529011
BaseRepresentation
bin110110111111…
…1110110000000
32000020222110101
41231333312000
524340211300
62510012144
7500044432
oct155776600
960228411
1028835200
1115305349
1297a7054
135c87a64
143b88652
1527e8b6a
hex1b7fd80

28835200 has 48 divisors (see below), whose sum is σ = 71239860. Its totient is φ = 11532800.

The previous prime is 28835167. The next prime is 28835221. The reversal of 28835200 is 253882.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1306 + ... + 7705.

Almost surely, 228835200 is an apocalyptic number.

28835200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28835200 is an abundant number, since it is smaller than the sum of its proper divisors (42404660).

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

28835200 is an equidigital number, since it uses as much as digits as its factorization.

28835200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9035 (or 9018 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 28.

The square root of 28835200 is about 5369.8417108887. The cubic root of 28835200 is about 306.6486021705.

The spelling of 28835200 in words is "twenty-eight million, eight hundred thirty-five thousand, two hundred".

Divisors: 1 2 4 5 8 10 16 20 25 32 40 50 64 80 100 128 160 200 320 400 640 800 1600 3200 9011 18022 36044 45055 72088 90110 144176 180220 225275 288352 360440 450550 576704 720880 901100 1153408 1441760 1802200 2883520 3604400 5767040 7208800 14417600 28835200