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14539299 = 315730869
BaseRepresentation
bin110111011101…
…101000100011
31000100200011120
4313131220203
512210224144
61235343323
7234403425
oct67355043
930320146
1014539299
118230655
124a51b43
133020a48
141d06815
151422e19
hexddda23

14539299 has 8 divisors (see below), whose sum is σ = 19509840. Its totient is φ = 9630816.

The previous prime is 14539277. The next prime is 14539303. The reversal of 14539299 is 99293541.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 14539299 - 28 = 14539043 is a prime.

It is a super-2 number, since 2×145392992 = 422782430822802, which contains 22 as substring.

It is a Smith number, since the sum of its digits (42) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a self number, because there is not a number n which added to its sum of digits gives 14539299.

It is not an unprimeable number, because it can be changed into a prime (14539219) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 14964 + ... + 15905.

It is an arithmetic number, because the mean of its divisors is an integer number (2438730).

Almost surely, 214539299 is an apocalyptic number.

14539299 is a deficient number, since it is larger than the sum of its proper divisors (4970541).

14539299 is a wasteful number, since it uses less digits than its factorization.

14539299 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31029.

The product of its digits is 87480, while the sum is 42.

The square root of 14539299 is about 3813.0432727678. The cubic root of 14539299 is about 244.0700495374.

The spelling of 14539299 in words is "fourteen million, five hundred thirty-nine thousand, two hundred ninety-nine".

Divisors: 1 3 157 471 30869 92607 4846433 14539299