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14429620 = 225721481
BaseRepresentation
bin110111000010…
…110110110100
31000011002201101
4313002312310
512143221440
61233135444
7233435602
oct67026664
930132641
1014429620
118166207
1249ba584
132cb2b4a
141cb8872
15140069a
hexdc2db4

14429620 has 12 divisors (see below), whose sum is σ = 30302244. Its totient is φ = 5771840.

The previous prime is 14429609. The next prime is 14429627. The reversal of 14429620 is 2692441.

It can be written as a sum of positive squares in 2 ways, for example, as 2896804 + 11532816 = 1702^2 + 3396^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14429627) 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, 360721 + ... + 360760.

It is an arithmetic number, because the mean of its divisors is an integer number (2525187).

Almost surely, 214429620 is an apocalyptic number.

14429620 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

14429620 is an abundant number, since it is smaller than the sum of its proper divisors (15872624).

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

14429620 is a wasteful number, since it uses less digits than its factorization.

14429620 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 721490 (or 721488 counting only the distinct ones).

The product of its (nonzero) digits is 3456, while the sum is 28.

The square root of 14429620 is about 3798.6339649932. The cubic root of 14429620 is about 243.4547756019.

The spelling of 14429620 in words is "fourteen million, four hundred twenty-nine thousand, six hundred twenty".

Divisors: 1 2 4 5 10 20 721481 1442962 2885924 3607405 7214810 14429620