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4282623 = 3217231217
BaseRepresentation
bin10000010101100011111111
322001120122200
4100111203333
52044020443
6231442543
751254532
oct20254377
98046580
104282623
112465664
121526453
13b6c3c7
147d6a19
15598dd3
hex4158ff

4282623 has 24 divisors (see below), whose sum is σ = 6840288. Its totient is φ = 2568192.

The previous prime is 4282609. The next prime is 4282631. The reversal of 4282623 is 3262824.

It is not a de Polignac number, because 4282623 - 28 = 4282367 is a prime.

It is a hoax number, since the sum of its digits (27) coincides with the sum of the digits of its distinct prime factors.

It is a d-powerful number, because it can be written as 4 + 210 + 86 + 216 + 68 + 221 + 311 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4282673) 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 23 ways as a sum of consecutive naturals, for example, 2911 + ... + 4127.

It is an arithmetic number, because the mean of its divisors is an integer number (285012).

Almost surely, 24282623 is an apocalyptic number.

4282623 is a deficient number, since it is larger than the sum of its proper divisors (2557665).

4282623 is a wasteful number, since it uses less digits than its factorization.

4282623 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1263 (or 1260 counting only the distinct ones).

The product of its digits is 4608, while the sum is 27.

The square root of 4282623 is about 2069.4499269129. The cubic root of 4282623 is about 162.3939884490.

It can be divided in two parts, 42826 and 23, that added together give a square (42849 = 2072).

The spelling of 4282623 in words is "four million, two hundred eighty-two thousand, six hundred twenty-three".

Divisors: 1 3 9 17 23 51 69 153 207 391 1173 1217 3519 3651 10953 20689 27991 62067 83973 186201 251919 475847 1427541 4282623