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28096300 = 2252280963
BaseRepresentation
bin110101100101…
…1011100101100
31221212102212201
41223023130230
524143040200
62442111244
7460546261
oct153133454
957772781
1028096300
1114950191
1294ab524
135a8963b
143a35268
1526eec6a
hex1acb72c

28096300 has 18 divisors (see below), whose sum is σ = 60969188. Its totient is φ = 11238480.

The previous prime is 28096297. The next prime is 28096301. The reversal of 28096300 is 369082.

It is not an unprimeable number, because it can be changed into a prime (28096301) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 140382 + ... + 140581.

Almost surely, 228096300 is an apocalyptic number.

28096300 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

28096300 is an abundant number, since it is smaller than the sum of its proper divisors (32872888).

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

28096300 is a wasteful number, since it uses less digits than its factorization.

28096300 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 280977 (or 280970 counting only the distinct ones).

The product of its (nonzero) digits is 2592, while the sum is 28.

The square root of 28096300 is about 5300.5943063019. The cubic root of 28096300 is about 304.0066220857.

It can be divided in two parts, 280 and 96300, that added together give a triangular number (96580 = T439).

The spelling of 28096300 in words is "twenty-eight million, ninety-six thousand, three hundred".

Divisors: 1 2 4 5 10 20 25 50 100 280963 561926 1123852 1404815 2809630 5619260 7024075 14048150 28096300