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14300521 = 197431013
BaseRepresentation
bin110110100011…
…010101101001
3222220112121221
4312203111221
512130104041
61230302041
7232360324
oct66432551
928815557
1014300521
118088214
124957921
132c69161
141c837bb
1513c72d1
hexda3569

14300521 has 8 divisors (see below), whose sum is σ = 15088320. Its totient is φ = 13516272.

The previous prime is 14300497. The next prime is 14300543. The reversal of 14300521 is 12500341.

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

It is a cyclic number.

It is not a de Polignac number, because 14300521 - 215 = 14267753 is a prime.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 14300495 and 14300504.

It is not an unprimeable number, because it can be changed into a prime (14300551) 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 7 ways as a sum of consecutive naturals, for example, 13611 + ... + 14623.

It is an arithmetic number, because the mean of its divisors is an integer number (1886040).

Almost surely, 214300521 is an apocalyptic number.

It is an amenable number.

14300521 is a deficient number, since it is larger than the sum of its proper divisors (787799).

14300521 is a wasteful number, since it uses less digits than its factorization.

14300521 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1775.

The product of its (nonzero) digits is 120, while the sum is 16.

The square root of 14300521 is about 3781.6029669969. The cubic root of 14300521 is about 242.7265520181.

Adding to 14300521 its reverse (12500341), we get a palindrome (26800862).

The spelling of 14300521 in words is "fourteen million, three hundred thousand, five hundred twenty-one".

Divisors: 1 19 743 1013 14117 19247 752659 14300521