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14272965 = 325726473
BaseRepresentation
bin110110011100…
…100111000101
3222212010211100
4312130213011
512123213330
61225530313
7232214100
oct66344705
928763740
1014272965
118069543
124943999
132c59755
141c77737
1513be060
hexd9c9c5

14272965 has 36 divisors (see below), whose sum is σ = 28783404. Its totient is φ = 6523776.

The previous prime is 14272957. The next prime is 14272967. The reversal of 14272965 is 56927241.

It can be written as a sum of positive squares in 2 ways, for example, as 3814209 + 10458756 = 1953^2 + 3234^2 .

It is not a de Polignac number, because 14272965 - 23 = 14272957 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14272967) 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 35 ways as a sum of consecutive naturals, for example, 1032 + ... + 5441.

It is an arithmetic number, because the mean of its divisors is an integer number (799539).

Almost surely, 214272965 is an apocalyptic number.

14272965 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

14272965 is an abundant number, since it is smaller than the sum of its proper divisors (14510439).

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

14272965 is a wasteful number, since it uses less digits than its factorization.

14272965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6498 (or 6488 counting only the distinct ones).

The product of its digits is 30240, while the sum is 36.

The square root of 14272965 is about 3777.9577816593. The cubic root of 14272965 is about 242.5705466624.

The spelling of 14272965 in words is "fourteen million, two hundred seventy-two thousand, nine hundred sixty-five".

Divisors: 1 3 5 7 9 15 21 35 45 49 63 105 147 245 315 441 735 2205 6473 19419 32365 45311 58257 97095 135933 226555 291285 317177 407799 679665 951531 1585885 2038995 2854593 4757655 14272965