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28733262 = 2347101891
BaseRepresentation
bin110110110011…
…0111101001110
32000001210121220
41231212331032
524323431022
62503504210
7466141305
oct155467516
960053556
1028733262
11152457a8
129758066
135c5053c
143b5d43c
1527c885c
hex1b66f4e

28733262 has 16 divisors (see below), whose sum is σ = 58689792. Its totient is φ = 9373880.

The previous prime is 28733239. The next prime is 28733267. The reversal of 28733262 is 26233782.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (28733267) 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, 50664 + ... + 51227.

It is an arithmetic number, because the mean of its divisors is an integer number (3668112).

Almost surely, 228733262 is an apocalyptic number.

28733262 is an abundant number, since it is smaller than the sum of its proper divisors (29956530).

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

28733262 is a wasteful number, since it uses less digits than its factorization.

28733262 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 101943.

The product of its digits is 24192, while the sum is 33.

The square root of 28733262 is about 5360.3415935927. The cubic root of 28733262 is about 306.2868215063.

The spelling of 28733262 in words is "twenty-eight million, seven hundred thirty-three thousand, two hundred sixty-two".

Divisors: 1 2 3 6 47 94 141 282 101891 203782 305673 611346 4788877 9577754 14366631 28733262