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14286390 = 2354611033
BaseRepresentation
bin110110011111…
…111000110110
3222212211020120
4312133320312
512124131030
61230112410
7232301166
oct66377066
928784216
1014286390
118078638
12494b706
132c628b1
141c7c5a6
1513c3010
hexd9fe36

14286390 has 32 divisors (see below), whose sum is σ = 34394976. Its totient is φ = 3797760.

The previous prime is 14286379. The next prime is 14286413. The reversal of 14286390 is 9368241.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 13314 + ... + 14346.

It is an arithmetic number, because the mean of its divisors is an integer number (1074843).

Almost surely, 214286390 is an apocalyptic number.

14286390 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

14286390 is an abundant number, since it is smaller than the sum of its proper divisors (20108586).

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

14286390 is a wasteful number, since it uses less digits than its factorization.

14286390 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1504.

The product of its (nonzero) digits is 10368, while the sum is 33.

The square root of 14286390 is about 3779.7341176331. The cubic root of 14286390 is about 242.6465759273.

The spelling of 14286390 in words is "fourteen million, two hundred eighty-six thousand, three hundred ninety".

Divisors: 1 2 3 5 6 10 15 30 461 922 1033 1383 2066 2305 2766 3099 4610 5165 6198 6915 10330 13830 15495 30990 476213 952426 1428639 2381065 2857278 4762130 7143195 14286390