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2827928 = 231512341
BaseRepresentation
bin1010110010011010011000
312022200012002
422302122120
51210443203
6140340132
733015455
oct12623230
95280162
102827928
111661734
12b44648
1378023c
1453882c
153acd88
hex2b2698

2827928 has 16 divisors (see below), whose sum is σ = 5339760. Its totient is φ = 1404000.

The previous prime is 2827927. The next prime is 2827931. The reversal of 2827928 is 8297282.

2827928 is digitally balanced in base 5, because in such base it contains all the possibile digits an equal number of times.

It is a junction number, because it is equal to n+sod(n) for n = 2827891 and 2827900.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2827927) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 38 + ... + 2378.

It is an arithmetic number, because the mean of its divisors is an integer number (333735).

22827928 is an apocalyptic number.

It is an amenable number.

2827928 is a deficient number, since it is larger than the sum of its proper divisors (2511832).

2827928 is a wasteful number, since it uses less digits than its factorization.

2827928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2498 (or 2494 counting only the distinct ones).

The product of its digits is 32256, while the sum is 38.

The square root of 2827928 is about 1681.6444332855. The cubic root of 2827928 is about 141.4130370022.

The spelling of 2827928 in words is "two million, eight hundred twenty-seven thousand, nine hundred twenty-eight".

Divisors: 1 2 4 8 151 302 604 1208 2341 4682 9364 18728 353491 706982 1413964 2827928