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28826200 = 23521311087
BaseRepresentation
bin110110111110…
…1101001011000
32000020112010001
41231331221120
524334414300
62505502344
7500006254
oct155755130
960215101
1028826200
11152a9607
1297a19b4
135c83930
143b85264
1527e616a
hex1b7da58

28826200 has 48 divisors (see below), whose sum is σ = 72182880. Its totient is φ = 10642560.

The previous prime is 28826183. The next prime is 28826201. The reversal of 28826200 is 262882.

It is a happy number.

It is a hoax number, since the sum of its digits (28) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28826201) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 2944 + ... + 8143.

It is an arithmetic number, because the mean of its divisors is an integer number (1503810).

Almost surely, 228826200 is an apocalyptic number.

28826200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28826200 is an abundant number, since it is smaller than the sum of its proper divisors (43356680).

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

28826200 is a wasteful number, since it uses less digits than its factorization.

28826200 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11116 (or 11107 counting only the distinct ones).

The product of its (nonzero) digits is 3072, while the sum is 28.

The square root of 28826200 is about 5369.0036319600. The cubic root of 28826200 is about 306.6166952812.

The spelling of 28826200 in words is "twenty-eight million, eight hundred twenty-six thousand, two hundred".

Divisors: 1 2 4 5 8 10 13 20 25 26 40 50 52 65 100 104 130 200 260 325 520 650 1300 2600 11087 22174 44348 55435 88696 110870 144131 221740 277175 288262 443480 554350 576524 720655 1108700 1153048 1441310 2217400 2882620 3603275 5765240 7206550 14413100 28826200