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28850682 = 2376111261
BaseRepresentation
bin110111000001…
…1100111111010
32000021202200210
41232003213322
524341210212
62510211550
7500140530
oct156034772
960252623
1028850682
1115315a43
1297b3bb6
135c91b13
143b90150
1527ed53c
hex1b839fa

28850682 has 32 divisors (see below), whose sum is σ = 67031424. Its totient is φ = 8107200.

The previous prime is 28850681. The next prime is 28850687. The reversal of 28850682 is 28605882.

It is a self number, because there is not a number n which added to its sum of digits gives 28850682.

It is not an unprimeable number, because it can be changed into a prime (28850681) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3069 + ... + 8192.

It is an arithmetic number, because the mean of its divisors is an integer number (2094732).

Almost surely, 228850682 is an apocalyptic number.

28850682 is an abundant number, since it is smaller than the sum of its proper divisors (38180742).

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

28850682 is a wasteful number, since it uses less digits than its factorization.

28850682 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11334.

The product of its (nonzero) digits is 61440, while the sum is 39.

The square root of 28850682 is about 5371.2830869356. The cubic root of 28850682 is about 306.7034735805.

The spelling of 28850682 in words is "twenty-eight million, eight hundred fifty thousand, six hundred eighty-two".

Divisors: 1 2 3 6 7 14 21 42 61 122 183 366 427 854 1281 2562 11261 22522 33783 67566 78827 157654 236481 472962 686921 1373842 2060763 4121526 4808447 9616894 14425341 28850682