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14289555 = 357236197
BaseRepresentation
bin110110100000…
…101010010011
3222212222120210
4312200222103
512124231210
61230135203
7232313340
oct66405223
928788523
1014289555
11807aa55
124951503
132c64177
141c7d7c7
1513c3e20
hexda0a93

14289555 has 64 divisors (see below), whose sum is σ = 27998208. Its totient is φ = 6082560.

The previous prime is 14289533. The next prime is 14289557. The reversal of 14289555 is 55598241.

It is not a de Polignac number, because 14289555 - 25 = 14289523 is a prime.

It is not an unprimeable number, because it can be changed into a prime (14289557) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 147267 + ... + 147363.

It is an arithmetic number, because the mean of its divisors is an integer number (437472).

Almost surely, 214289555 is an apocalyptic number.

14289555 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

14289555 is a deficient number, since it is larger than the sum of its proper divisors (13708653).

14289555 is a wasteful number, since it uses less digits than its factorization.

14289555 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 196.

The product of its digits is 72000, while the sum is 39.

The square root of 14289555 is about 3780.1527746905. The cubic root of 14289555 is about 242.6644932063.

The spelling of 14289555 in words is "fourteen million, two hundred eighty-nine thousand, five hundred fifty-five".

Divisors: 1 3 5 7 15 21 23 35 61 69 97 105 115 161 183 291 305 345 427 483 485 679 805 915 1281 1403 1455 2037 2135 2231 2415 3395 4209 5917 6405 6693 7015 9821 10185 11155 15617 17751 21045 29463 29585 33465 41419 46851 49105 78085 88755 124257 136091 147315 207095 234255 408273 621285 680455 952637 2041365 2857911 4763185 14289555