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14208930 = 2325157877
BaseRepresentation
bin110110001100…
…111110100010
3222201212222200
4312030332202
512114141210
61224314030
7231526311
oct66147642
928655880
1014208930
11802541a
124912916
132c36568
141c5c278
1513aa0c0
hexd8cfa2

14208930 has 24 divisors (see below), whose sum is σ = 36943452. Its totient is φ = 3789024.

The previous prime is 14208907. The next prime is 14208937. The reversal of 14208930 is 3980241.

It can be written as a sum of positive squares in 2 ways, for example, as 14040009 + 168921 = 3747^2 + 411^2 .

It is a junction number, because it is equal to n+sod(n) for n = 14208894 and 14208903.

It is not an unprimeable number, because it can be changed into a prime (14208937) 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 11 ways as a sum of consecutive naturals, for example, 78849 + ... + 79028.

Almost surely, 214208930 is an apocalyptic number.

14208930 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14208930 is an abundant number, since it is smaller than the sum of its proper divisors (22734522).

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

14208930 is a wasteful number, since it uses less digits than its factorization.

14208930 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 157890 (or 157887 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 27.

The square root of 14208930 is about 3769.4734380282. The cubic root of 14208930 is about 242.2072422755.

The spelling of 14208930 in words is "fourteen million, two hundred eight thousand, nine hundred thirty".

Divisors: 1 2 3 5 6 9 10 15 18 30 45 90 157877 315754 473631 789385 947262 1420893 1578770 2368155 2841786 4736310 7104465 14208930