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28034482 = 277327431
BaseRepresentation
bin110101011110…
…0010110110010
31221202022002011
41222330112302
524134100412
62440513134
7460201120
oct152742662
957668064
1028034482
11149087a3
12947b7aa
135a67468
143a1a910
1526db7a7
hex1abc5b2

28034482 has 16 divisors (see below), whose sum is σ = 48719232. Its totient is φ = 11849760.

The previous prime is 28034467. The next prime is 28034483. The reversal of 28034482 is 28443082.

It is not an unprimeable number, because it can be changed into a prime (28034483) 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, 12694 + ... + 14737.

It is an arithmetic number, because the mean of its divisors is an integer number (3044952).

Almost surely, 228034482 is an apocalyptic number.

28034482 is a deficient number, since it is larger than the sum of its proper divisors (20684750).

28034482 is a wasteful number, since it uses less digits than its factorization.

28034482 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27513.

The product of its (nonzero) digits is 12288, while the sum is 31.

The square root of 28034482 is about 5294.7598623545. The cubic root of 28034482 is about 303.7834980302.

The spelling of 28034482 in words is "twenty-eight million, thirty-four thousand, four hundred eighty-two".

Divisors: 1 2 7 14 73 146 511 1022 27431 54862 192017 384034 2002463 4004926 14017241 28034482