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28849662 = 233534253
BaseRepresentation
bin110111000001…
…1010111111110
32000021201022000
41232003113332
524341142122
62510203130
7500134542
oct156032776
960251260
1028849662
11153151a6
1297b34a6
135c9150a
143b8da22
1527ed0ac
hex1b835fe

28849662 has 16 divisors (see below), whose sum is σ = 64110480. Its totient is φ = 9616536.

The previous prime is 28849591. The next prime is 28849669. The reversal of 28849662 is 26694882.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28849669) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 267073 + ... + 267180.

It is an arithmetic number, because the mean of its divisors is an integer number (4006905).

Almost surely, 228849662 is an apocalyptic number.

28849662 is an abundant number, since it is smaller than the sum of its proper divisors (35260818).

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

28849662 is a wasteful number, since it uses less digits than its factorization.

28849662 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 534264 (or 534258 counting only the distinct ones).

The product of its digits is 331776, while the sum is 45.

The square root of 28849662 is about 5371.1881367161. The cubic root of 28849662 is about 306.6998590937.

The spelling of 28849662 in words is "twenty-eight million, eight hundred forty-nine thousand, six hundred sixty-two".

Divisors: 1 2 3 6 9 18 27 54 534253 1068506 1602759 3205518 4808277 9616554 14424831 28849662