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14202261 = 321578029
BaseRepresentation
bin110110001011…
…010110010101
3222201112211200
4312023112111
512113433021
61224223113
7231501003
oct66132625
928645750
1014202261
118020407
12490aa99
132c33508
141c59a73
1513a8126
hexd8b595

14202261 has 6 divisors (see below), whose sum is σ = 20514390. Its totient is φ = 9468168.

The previous prime is 14202241. The next prime is 14202271. The reversal of 14202261 is 16220241.

It can be written as a sum of positive squares in only one way, i.e., 13003236 + 1199025 = 3606^2 + 1095^2 .

It is not a de Polignac number, because 14202261 - 25 = 14202229 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (14202211) 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 5 ways as a sum of consecutive naturals, for example, 789006 + ... + 789023.

It is an arithmetic number, because the mean of its divisors is an integer number (3419065).

Almost surely, 214202261 is an apocalyptic number.

It is an amenable number.

14202261 is a deficient number, since it is larger than the sum of its proper divisors (6312129).

14202261 is a wasteful number, since it uses less digits than its factorization.

14202261 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1578035 (or 1578032 counting only the distinct ones).

The product of its (nonzero) digits is 192, while the sum is 18.

The square root of 14202261 is about 3768.5887278927. The cubic root of 14202261 is about 242.1693428025.

The spelling of 14202261 in words is "fourteen million, two hundred two thousand, two hundred sixty-one".

Divisors: 1 3 9 1578029 4734087 14202261