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28883302 = 279721269
BaseRepresentation
bin110111000101…
…1100101100110
32000100102102221
41232023211212
524343231202
62511022554
7500334610
oct156134546
960312387
1028883302
11153384a8
12980aa5a
135ca3916
143b9bdb0
152808037
hex1b8b966

28883302 has 16 divisors (see below), whose sum is σ = 50027040. Its totient is φ = 12250368.

The previous prime is 28883291. The next prime is 28883321. The reversal of 28883302 is 20338882.

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, 9277 + ... + 11992.

It is an arithmetic number, because the mean of its divisors is an integer number (3126690).

Almost surely, 228883302 is an apocalyptic number.

28883302 is a deficient number, since it is larger than the sum of its proper divisors (21143738).

28883302 is a wasteful number, since it uses less digits than its factorization.

28883302 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 21375.

The product of its (nonzero) digits is 18432, while the sum is 34.

The square root of 28883302 is about 5374.3187475251. The cubic root of 28883302 is about 306.8190213872.

The spelling of 28883302 in words is "twenty-eight million, eight hundred eighty-three thousand, three hundred two".

Divisors: 1 2 7 14 97 194 679 1358 21269 42538 148883 297766 2063093 4126186 14441651 28883302