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22014423 = 341731571
BaseRepresentation
bin101001111111…
…0100111010111
31112102110010000
41103332213113
521113430143
62103502343
7355055664
oct123764727
945373100
1022014423
1111476842
1274579b3
13473a2b2
142cd0a6b
151decbd3
hex14fe9d7

22014423 has 20 divisors (see below), whose sum is σ = 33096888. Its totient is φ = 14582160.

The previous prime is 22014401. The next prime is 22014431. The reversal of 22014423 is 32441022.

22014423 is a `hidden beast` number, since 220 + 1 + 442 + 3 = 666.

It is not a de Polignac number, because 22014423 - 26 = 22014359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 22014396 and 22014405.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22014463) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 13228 + ... + 14798.

Almost surely, 222014423 is an apocalyptic number.

22014423 is a deficient number, since it is larger than the sum of its proper divisors (11082465).

22014423 is a wasteful number, since it uses less digits than its factorization.

22014423 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1756 (or 1747 counting only the distinct ones).

The product of its (nonzero) digits is 384, while the sum is 18.

The square root of 22014423 is about 4691.9530048797. The cubic root of 22014423 is about 280.2651527395.

Adding to 22014423 its reverse (32441022), we get a palindrome (54455445).

The spelling of 22014423 in words is "twenty-two million, fourteen thousand, four hundred twenty-three".

Divisors: 1 3 9 27 81 173 519 1557 1571 4671 4713 14013 14139 42417 127251 271783 815349 2446047 7338141 22014423