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5209284 = 223434107
BaseRepresentation
bin10011110111110011000100
3100210122210110
4103313303010
52313144114
6303353020
762164263
oct23676304
910718713
105209284
112a388a3
1218b2770
131105122
149985da
156cd759
hex4f7cc4

5209284 has 12 divisors (see below), whose sum is σ = 12155024. Its totient is φ = 1736424.

The previous prime is 5209283. The next prime is 5209291. The reversal of 5209284 is 4829025.

It is a tau number, because it is divible by the number of its divisors (12).

It is not an unprimeable number, because it can be changed into a prime (5209283) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 217042 + ... + 217065.

Almost surely, 25209284 is an apocalyptic number.

It is an amenable number.

5209284 is an abundant number, since it is smaller than the sum of its proper divisors (6945740).

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

5209284 is a wasteful number, since it uses less digits than its factorization.

5209284 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 434114 (or 434112 counting only the distinct ones).

The product of its (nonzero) digits is 5760, while the sum is 30.

The square root of 5209284 is about 2282.3855940660. The cubic root of 5209284 is about 173.3508644333.

The spelling of 5209284 in words is "five million, two hundred nine thousand, two hundred eighty-four".

Divisors: 1 2 3 4 6 12 434107 868214 1302321 1736428 2604642 5209284