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14250285 = 3257192381
BaseRepresentation
bin110110010111…
…000100101101
3222210222201100
4312113010231
512122002120
61225233313
7232061010
oct66270455
928728640
1014250285
1180534a5
124932839
132c4c32a
141c6d377
1513b7490
hexd9712d

14250285 has 48 divisors (see below), whose sum is σ = 29727360. Its totient is φ = 6168960.

The previous prime is 14250283. The next prime is 14250287. The reversal of 14250285 is 58205241.

It is a happy number.

It is an interprime number because it is at equal distance from previous prime (14250283) and next prime (14250287).

It is not a de Polignac number, because 14250285 - 21 = 14250283 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14250283) 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 47 ways as a sum of consecutive naturals, for example, 4795 + ... + 7175.

It is an arithmetic number, because the mean of its divisors is an integer number (619320).

Almost surely, 214250285 is an apocalyptic number.

14250285 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14250285 is an abundant number, since it is smaller than the sum of its proper divisors (15477075).

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

14250285 is a wasteful number, since it uses less digits than its factorization.

14250285 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2418 (or 2415 counting only the distinct ones).

The product of its (nonzero) digits is 3200, while the sum is 27.

The square root of 14250285 is about 3774.9549666188. The cubic root of 14250285 is about 242.4419955504.

It can be divided in two parts, 14250 and 285, that added together give a triangular number (14535 = T170).

The spelling of 14250285 in words is "fourteen million, two hundred fifty thousand, two hundred eighty-five".

Divisors: 1 3 5 7 9 15 19 21 35 45 57 63 95 105 133 171 285 315 399 665 855 1197 1995 2381 5985 7143 11905 16667 21429 35715 45239 50001 83335 107145 135717 150003 226195 250005 316673 407151 678585 750015 950019 1583365 2035755 2850057 4750095 14250285