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14273357 = 72291293
BaseRepresentation
bin110110011100…
…101101001101
3222212011100212
4312130231031
512123221412
61225532205
7232215200
oct66345515
928764325
1014273357
11806986a
124944065
132c59997
141c77937
1513be222
hexd9cb4d

14273357 has 6 divisors (see below), whose sum is σ = 16603758. Its totient is φ = 12234264.

The previous prime is 14273333. The next prime is 14273359. The reversal of 14273357 is 75337241.

It can be written as a sum of positive squares in only one way, i.e., 14182756 + 90601 = 3766^2 + 301^2 .

It is not a de Polignac number, because 14273357 - 26 = 14273293 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14273359) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 145598 + ... + 145695.

It is an arithmetic number, because the mean of its divisors is an integer number (2767293).

Almost surely, 214273357 is an apocalyptic number.

It is an amenable number.

14273357 is a deficient number, since it is larger than the sum of its proper divisors (2330401).

14273357 is an equidigital number, since it uses as much as digits as its factorization.

14273357 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 291307 (or 291300 counting only the distinct ones).

The product of its digits is 17640, while the sum is 32.

The square root of 14273357 is about 3778.0096611840. The cubic root of 14273357 is about 242.5727673359.

The spelling of 14273357 in words is "fourteen million, two hundred seventy-three thousand, three hundred fifty-seven".

Divisors: 1 7 49 291293 2039051 14273357